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Making Stem Cells from Skin | Leah Foltz | TEDxSantaBarbara


as a kid

as a kid anytime someone would ask me what I want

anytime someone would ask me what I want

anytime someone would ask me what I want to be when I grow up I would always

to be when I grow up I would always

to be when I grow up I would always respond with the same thing a biologist

respond with the same thing a biologist

respond with the same thing a biologist and the President of the United States

and the President of the United States

and the President of the United States to be honest this was mostly because I

to be honest this was mostly because I

to be honest this was mostly because I share a birthday with Charles Darwin and

share a birthday with Charles Darwin and

share a birthday with Charles Darwin and Abraham Lincoln but in my six-year-old

Abraham Lincoln but in my six-year-old

Abraham Lincoln but in my six-year-old mind that was a perfectly logical way to

mind that was a perfectly logical way to

mind that was a perfectly logical way to pick a career and somehow it came true I

pick a career and somehow it came true I

pick a career and somehow it came true I am a biologist still working on that

am a biologist still working on that

am a biologist still working on that second one but as a scientist I get to

second one but as a scientist I get to

second one but as a scientist I get to study some of the smallest simplest

study some of the smallest simplest

study some of the smallest simplest units of life and ask the most

units of life and ask the most

units of life and ask the most complicated questions and it’s this

complicated questions and it’s this

complicated questions and it’s this methodical system of asking questions

methodical system of asking questions

methodical system of asking questions and testing answers that really

and testing answers that really

and testing answers that really attracted me to basic research in the

attracted me to basic research in the

attracted me to basic research in the first place and has led me to become a

first place and has led me to become a

first place and has led me to become a stem cell biologist and now around the

stem cell biologist and now around the

stem cell biologist and now around the time that my childhood self had settled

time that my childhood self had settled

time that my childhood self had settled on a career was the first time that stem

on a career was the first time that stem

on a career was the first time that stem cells were being grown in a lab nearly

cells were being grown in a lab nearly

cells were being grown in a lab nearly 20 years ago and this was met by a

20 years ago and this was met by a

20 years ago and this was met by a strong response from the media and the

strong response from the media and the

strong response from the media and the public in general dr. James Thompson of

public in general dr. James Thompson of

public in general dr. James Thompson of the University wisconsin-madison had

the University wisconsin-madison had

the University wisconsin-madison had figured out how to grow human embryonic

figured out how to grow human embryonic

figured out how to grow human embryonic stem cells in the lab and there were two

stem cells in the lab and there were two

stem cells in the lab and there were two opposing reactions to this news on the

opposing reactions to this news on the

opposing reactions to this news on the one hand medical professionals and

one hand medical professionals and

one hand medical professionals and patients suffering from degenerative

patients suffering from degenerative

patients suffering from degenerative diseases were excited at the prospect of

diseases were excited at the prospect of

diseases were excited at the prospect of what this meant for them but on the

what this meant for them but on the

what this meant for them but on the other hand a debate ensued just a couple

other hand a debate ensued just a couple

other hand a debate ensued just a couple of years before this there had been a

of years before this there had been a

of years before this there had been a ban on federal funds for any research in

ban on federal funds for any research in

ban on federal funds for any research in which embryos were destroyed

which embryos were destroyed

which embryos were destroyed but private companies could still pursue

but private companies could still pursue

but private companies could still pursue this work so Geron a biotechnology

this work so Geron a biotechnology

this work so Geron a biotechnology company founded in 1990 funded dr.

company founded in 1990 funded dr.

company founded in 1990 funded dr. Thompson in his work to produce

Thompson in his work to produce

Thompson in his work to produce embryonic stem cells from the excess

embryonic stem cells from the excess

embryonic stem cells from the excess embryos that come about during in-vitro

embryos that come about during in-vitro

embryos that come about during in-vitro fertilization and now these excess

fertilization and now these excess

fertilization and now these excess embryos are normally frozen and stored

embryos are normally frozen and stored

embryos are normally frozen and stored at fertility clinics and so for a long

at fertility clinics and so for a long

at fertility clinics and so for a long time the debate circled around this

time the debate circled around this

time the debate circled around this issue the two questions that were always

issue the two questions that were always

issue the two questions that were always asked were one should we consider these

asked were one should we consider these

asked were one should we consider these frozen embryos a life and two if they’re

frozen embryos a life and two if they’re

frozen embryos a life and two if they’re going to be discarded eventually anyway

going to be discarded eventually anyway

going to be discarded eventually anyway wouldn’t it be better to use them for

wouldn’t it be better to use them for

wouldn’t it be better to use them for medical research studying the simple

medical research studying the simple

medical research studying the simple units of life had led not only to

units of life had led not only to

units of life had led not only to exciting scientific questions but also a

exciting scientific questions but also a

exciting scientific questions but also a challenging ethical one but what if we

challenging ethical one but what if we

challenging ethical one but what if we didn’t need embryos to study stem cells

didn’t need embryos to study stem cells

didn’t need embryos to study stem cells what if there’s a scientific solution to

what if there’s a scientific solution to

what if there’s a scientific solution to this ethical problem we’d be able to

this ethical problem we’d be able to

this ethical problem we’d be able to move forward with work that could help

move forward with work that could help

move forward with work that could help us treat degenerative disease without

us treat degenerative disease without

us treat degenerative disease without the ethical concerns and about ten years

the ethical concerns and about ten years

the ethical concerns and about ten years ago that was no longer a what-if

ago that was no longer a what-if

ago that was no longer a what-if question on the same day in 2006 dr.

question on the same day in 2006 dr.

question on the same day in 2006 dr. James Thompson and dr. Shinya Yamanaka

James Thompson and dr. Shinya Yamanaka

James Thompson and dr. Shinya Yamanaka published work in two of the highest

published work in two of the highest

published work in two of the highest impact scientific journals announcing

impact scientific journals announcing

impact scientific journals announcing they could make stem cells from skin

they could make stem cells from skin

they could make stem cells from skin this work has been so impactful that dr.

this work has been so impactful that dr.

this work has been so impactful that dr. Yamanaka who did this originally with

Yamanaka who did this originally with

Yamanaka who did this originally with Mouse skin as a proof of concept was

Mouse skin as a proof of concept was

Mouse skin as a proof of concept was awarded the Nobel Prize in medicine in

awarded the Nobel Prize in medicine in

awarded the Nobel Prize in medicine in 2012 and now the field of stem cells had

2012 and now the field of stem cells had

2012 and now the field of stem cells had two major tasks ahead of it in terms of

two major tasks ahead of it in terms of

two major tasks ahead of it in terms of the science they needed to show that

the science they needed to show that

the science they needed to show that these

these

these in derived stem cells were just as

in derived stem cells were just as

in derived stem cells were just as potent as the embryonic ones and in

potent as the embryonic ones and in

potent as the embryonic ones and in terms of the ethics we are still working

terms of the ethics we are still working

terms of the ethics we are still working on shaking off this controversial

on shaking off this controversial

on shaking off this controversial reputation that’s developed which is no

reputation that’s developed which is no

reputation that’s developed which is no easy task after two decades of scrutiny

easy task after two decades of scrutiny

easy task after two decades of scrutiny and misinformation this technological

and misinformation this technological

and misinformation this technological advancement in stem cell research is

advancement in stem cell research is

advancement in stem cell research is allowing scientists to study and

allowing scientists to study and

allowing scientists to study and potentially treat degenerative disease

potentially treat degenerative disease

potentially treat degenerative disease all without the use of embryos and when

all without the use of embryos and when

all without the use of embryos and when Thompson and Yamanaka set out to figure

Thompson and Yamanaka set out to figure

Thompson and Yamanaka set out to figure out how to make stem cells from skin

out how to make stem cells from skin

out how to make stem cells from skin they had to turn to their embryonic

they had to turn to their embryonic

they had to turn to their embryonic research and ask the question what even

research and ask the question what even

research and ask the question what even makes something a stem cell and there’s

makes something a stem cell and there’s

makes something a stem cell and there’s really just two things that make a stem

really just two things that make a stem

really just two things that make a stem cell special the first is that it has to

cell special the first is that it has to

cell special the first is that it has to be able to reproduce itself indefinitely

be able to reproduce itself indefinitely

be able to reproduce itself indefinitely by dividing over and over again our

by dividing over and over again our

by dividing over and over again our normal cells can’t do this they can only

normal cells can’t do this they can only

normal cells can’t do this they can only multiply a certain number of times which

multiply a certain number of times which

multiply a certain number of times which is why we can’t live forever

is why we can’t live forever

is why we can’t live forever the second characteristic is that stem

the second characteristic is that stem

the second characteristic is that stem cells are actually unspecialized they’re

cells are actually unspecialized they’re

cells are actually unspecialized they’re kind of like a college freshman that

kind of like a college freshman that

kind of like a college freshman that hasn’t picked a major yet but with the

hasn’t picked a major yet but with the

hasn’t picked a major yet but with the proper guidance and cues from its

proper guidance and cues from its

proper guidance and cues from its surroundings that stem cell can become

surroundings that stem cell can become

surroundings that stem cell can become any type of tissue in the body and we

any type of tissue in the body and we

any type of tissue in the body and we have ways in the lab to take those stem

have ways in the lab to take those stem

have ways in the lab to take those stem cells and make beating heart cells

cells and make beating heart cells

cells and make beating heart cells active pancreas cells or even beating

active pancreas cells or even beating

active pancreas cells or even beating active neurons and beating heart cells

active neurons and beating heart cells

active neurons and beating heart cells whichever I didn’t just name all of them

whichever I didn’t just name all of them

whichever I didn’t just name all of them and it’s clear why an embryonic cell

and it’s clear why an embryonic cell

and it’s clear why an embryonic cell would need to be able to divide over and

would need to be able to divide over and

would need to be able to divide over and over again and produce all of the parts

over again and produce all of the parts

over again and produce all of the parts of an organism but it is not so clear

of an organism but it is not so clear

of an organism but it is not so clear how you can take an ordinary skin cell

how you can take an ordinary skin cell

how you can take an ordinary skin cell and make it act like an embryonic cell

and make it act like an embryonic cell

and make it act like an embryonic cell and to understand this it’s helpful to

and to understand this it’s helpful to

and to understand this it’s helpful to think

think

think about what these two things have in

about what these two things have in

about what these two things have in common and that is the skin cell and the

common and that is the skin cell and the

common and that is the skin cell and the stem cell both contain a full copy of

stem cell both contain a full copy of

stem cell both contain a full copy of our DNA at the center of the cell and

our DNA at the center of the cell and

our DNA at the center of the cell and our DNA acts as this giant instruction

our DNA acts as this giant instruction

our DNA acts as this giant instruction booklet that our cells can go read and

booklet that our cells can go read and

booklet that our cells can go read and transcribe portions of to figure out

transcribe portions of to figure out

transcribe portions of to figure out what they’re supposed to be doing

what they’re supposed to be doing

what they’re supposed to be doing the trick is cells only read the parts

the trick is cells only read the parts

the trick is cells only read the parts that are relevant to their function so a

that are relevant to their function so a

that are relevant to their function so a muscle cell in your heart is going to

muscle cell in your heart is going to

muscle cell in your heart is going to transcribe what it needs to know to

transcribe what it needs to know to

transcribe what it needs to know to contract whereas the cell in your

contract whereas the cell in your

contract whereas the cell in your pancreas is going to read what it needs

pancreas is going to read what it needs

pancreas is going to read what it needs to know to secrete insulin and so on

to know to secrete insulin and so on

to know to secrete insulin and so on what Thomson and Yamanaka figured out is

what Thomson and Yamanaka figured out is

what Thomson and Yamanaka figured out is that you can actually force a skin cell

that you can actually force a skin cell

that you can actually force a skin cell to transcribe the parts that a stem cell

to transcribe the parts that a stem cell

to transcribe the parts that a stem cell normally does and they do this using

normally does and they do this using

normally does and they do this using just four proteins which are

just four proteins which are

just four proteins which are appropriately called transcription

appropriately called transcription

appropriately called transcription factors and what these do is get into

factors and what these do is get into

factors and what these do is get into the skin cell and tell it to turn on

the skin cell and tell it to turn on

the skin cell and tell it to turn on genes and produce proteins that will

genes and produce proteins that will

genes and produce proteins that will allow it to divide over and over again

allow it to divide over and over again

allow it to divide over and over again and produce any type of tissue in the

and produce any type of tissue in the

and produce any type of tissue in the body and this process is now called

body and this process is now called

body and this process is now called reprogramming and we have defined

reprogramming and we have defined

reprogramming and we have defined procedures in the lab to take these

procedures in the lab to take these

procedures in the lab to take these reprogrammed cells and make whatever

reprogrammed cells and make whatever

reprogrammed cells and make whatever cell type we’d like and what my adviser

cell type we’d like and what my adviser

cell type we’d like and what my adviser dr. Dennis Clegg at UCSB was interested

dr. Dennis Clegg at UCSB was interested

dr. Dennis Clegg at UCSB was interested in is how we could use these

in is how we could use these

in is how we could use these reprogrammed cells to study blindness

reprogrammed cells to study blindness

reprogrammed cells to study blindness and dr. Clegg has been studying blinding

and dr. Clegg has been studying blinding

and dr. Clegg has been studying blinding diseases for many years he started with

diseases for many years he started with

diseases for many years he started with a disease called age-related macular

a disease called age-related macular

a disease called age-related macular degeneration this disease is the leading

degeneration this disease is the leading

degeneration this disease is the leading cause of blindness amongst the elderly

cause of blindness amongst the elderly

cause of blindness amongst the elderly in the developed world and at the time

in the developed world and at the time

in the developed world and at the time dr. Clegg started this project

dr. Clegg started this project

dr. Clegg started this project scientists were using embryonic cells so

scientists were using embryonic cells so

scientists were using embryonic cells so he and his team with a grant from the

he and his team with a grant from the

he and his team with a grant from the California Institute for regenerative

California Institute for regenerative

California Institute for regenerative medicine

medicine

medicine figured out how to turn those embryonic

figured out how to turn those embryonic

figured out how to turn those embryonic cells into the type of cell in your eye

cells into the type of cell in your eye

cells into the type of cell in your eye that’s destroyed by this disease and

that’s destroyed by this disease and

that’s destroyed by this disease and from that work he and a team at the

from that work he and a team at the

from that work he and a team at the California project to cure blindness are

California project to cure blindness are

California project to cure blindness are currently in a phase 1 clinical trial

currently in a phase 1 clinical trial

currently in a phase 1 clinical trial where they’re actually transplanting

where they’re actually transplanting

where they’re actually transplanting those cells into the eyes of patients

those cells into the eyes of patients

those cells into the eyes of patients with macular degeneration and unlike

with macular degeneration and unlike

with macular degeneration and unlike most stem cell clinical trials which

most stem cell clinical trials which

most stem cell clinical trials which rely on embryonic sources there are in

rely on embryonic sources there are in

rely on embryonic sources there are in fact trials in Japan that are using

fact trials in Japan that are using

fact trials in Japan that are using these skin derived reprogrammed cells in

these skin derived reprogrammed cells in

these skin derived reprogrammed cells in patients with macular degeneration and

patients with macular degeneration and

patients with macular degeneration and unlike the embryonic sources these cells

unlike the embryonic sources these cells

unlike the embryonic sources these cells are from the patient themselves which

are from the patient themselves which

are from the patient themselves which reduces the risk of an immune response

reduces the risk of an immune response

reduces the risk of an immune response just like an organ transplant these

just like an organ transplant these

just like an organ transplant these cells are introducing foreign material

cells are introducing foreign material

cells are introducing foreign material into the body and what the reprogrammed

into the body and what the reprogrammed

into the body and what the reprogrammed cells do is reduce the risk of an immune

cells do is reduce the risk of an immune

cells do is reduce the risk of an immune rejection and also expand how we think

rejection and also expand how we think

rejection and also expand how we think about personalized or precision medicine

about personalized or precision medicine

about personalized or precision medicine it’s due to the advanced surgical

it’s due to the advanced surgical

it’s due to the advanced surgical techniques that exist in the eye as well

techniques that exist in the eye as well

techniques that exist in the eye as well as good endpoint parameters for

as good endpoint parameters for

as good endpoint parameters for measuring rescue of vision that cell

measuring rescue of vision that cell

measuring rescue of vision that cell therapies in the eye are really leading

therapies in the eye are really leading

therapies in the eye are really leading the rest of the field

the rest of the field

the rest of the field unlike macular degeneration there are

unlike macular degeneration there are

unlike macular degeneration there are other blinding diseases that start when

other blinding diseases that start when

other blinding diseases that start when a patient is young like retinitis

a patient is young like retinitis

a patient is young like retinitis pigmentosa this is the most common form

pigmentosa this is the most common form

pigmentosa this is the most common form of inherited blindness it affects about

of inherited blindness it affects about

of inherited blindness it affects about 1 in 3,000 people these patients have

1 in 3,000 people these patients have

1 in 3,000 people these patients have vision when they’re children but it

vision when they’re children but it

vision when they’re children but it starts with a loss of night vision

starts with a loss of night vision

starts with a loss of night vision followed by a gradual loss of peripheral

followed by a gradual loss of peripheral

followed by a gradual loss of peripheral vision and eventually can lead to total

vision and eventually can lead to total

vision and eventually can lead to total blindness on a personal level these

blindness on a personal level these

blindness on a personal level these patients have to cope with the fact

patients have to cope with the fact

patients have to cope with the fact that their site will slowly evade them

that their site will slowly evade them

that their site will slowly evade them they will likely need to learn Braille

they will likely need to learn Braille

they will likely need to learn Braille train a seeing-eye dog or walk with a

train a seeing-eye dog or walk with a

train a seeing-eye dog or walk with a cane and lose some of their independence

cane and lose some of their independence

cane and lose some of their independence currently this diagnosis is a grim one

currently this diagnosis is a grim one

currently this diagnosis is a grim one with little that the doctor can do

with little that the doctor can do

with little that the doctor can do leaving the patient with little hope but

leaving the patient with little hope but

leaving the patient with little hope but where we can look for hope is with

where we can look for hope is with

where we can look for hope is with reprogrammed cells this disease is

reprogrammed cells this disease is

reprogrammed cells this disease is caused by a mutation or simply a typo in

caused by a mutation or simply a typo in

caused by a mutation or simply a typo in the patient’s DNA that’s causing the

the patient’s DNA that’s causing the

the patient’s DNA that’s causing the cells in their eyes to degenerate in

cells in their eyes to degenerate in

cells in their eyes to degenerate in fact there are many different mutations

fact there are many different mutations

fact there are many different mutations across dozens of different genes and any

across dozens of different genes and any

across dozens of different genes and any one of those can be enough to cause

one of those can be enough to cause

one of those can be enough to cause retinitis pigmentosa but until recently

retinitis pigmentosa but until recently

retinitis pigmentosa but until recently we really were not sure how some of

we really were not sure how some of

we really were not sure how some of these typos were causing degeneration of

these typos were causing degeneration of

these typos were causing degeneration of the eye specifically and that’s largely

the eye specifically and that’s largely

the eye specifically and that’s largely what my project is focused on during my

what my project is focused on during my

what my project is focused on during my second year of graduate school when I

second year of graduate school when I

second year of graduate school when I join dr. Clegg’s lab they were focused

join dr. Clegg’s lab they were focused

join dr. Clegg’s lab they were focused on macular degeneration so I can clearly

on macular degeneration so I can clearly

on macular degeneration so I can clearly remember the day I came into lab to find

remember the day I came into lab to find

remember the day I came into lab to find a paper on my desk about an entirely

a paper on my desk about an entirely

a paper on my desk about an entirely different disease retinitis pigmentosa

different disease retinitis pigmentosa

different disease retinitis pigmentosa complete with a little note in the

complete with a little note in the

complete with a little note in the corner that said see me

corner that said see me

corner that said see me exclamation point sign dr. Clegg so I

exclamation point sign dr. Clegg so I

exclamation point sign dr. Clegg so I walked across the hall to his office

walked across the hall to his office

walked across the hall to his office which on UCS B’s campus is complete with

which on UCS B’s campus is complete with

which on UCS B’s campus is complete with a panoramic ocean view bookcases

a panoramic ocean view bookcases

a panoramic ocean view bookcases floor-to-ceiling filing cabinets stuffed

floor-to-ceiling filing cabinets stuffed

floor-to-ceiling filing cabinets stuffed with decades of Xerox research papers

with decades of Xerox research papers

with decades of Xerox research papers taxidermy animals everywhere you look

taxidermy animals everywhere you look

taxidermy animals everywhere you look including a human brain preserved in a

including a human brain preserved in a

including a human brain preserved in a pretzel jar but upon entering what I can

pretzel jar but upon entering what I can

pretzel jar but upon entering what I can remember most is how excited dr. Clegg

remember most is how excited dr. Clegg

remember most is how excited dr. Clegg was about this brand-new type of project

was about this brand-new type of project

was about this brand-new type of project he had for me

he had for me

he had for me clag has worked closely with dr.

clag has worked closely with dr.

clag has worked closely with dr. thompson over the years and Thompson’s

thompson over the years and Thompson’s

thompson over the years and Thompson’s lab had produced reprogrammed cells from

lab had produced reprogrammed cells from

lab had produced reprogrammed cells from a patient with retinitis pigmentosa and

a patient with retinitis pigmentosa and

a patient with retinitis pigmentosa and this is where the potential of these

this is where the potential of these

this is where the potential of these cells really comes into view

cells really comes into view

cells really comes into view imagine you’re that patient maybe about

imagine you’re that patient maybe about

imagine you’re that patient maybe about 14 years old given the diagnosis of a

14 years old given the diagnosis of a

14 years old given the diagnosis of a degenerative disease with no treatment

degenerative disease with no treatment

degenerative disease with no treatment plan but your doctor tells you if you’re

plan but your doctor tells you if you’re

plan but your doctor tells you if you’re willing to give a skin sample scientists

willing to give a skin sample scientists

willing to give a skin sample scientists can make stem cells and functioning eye

can make stem cells and functioning eye

can make stem cells and functioning eye cells to learn about and study your

cells to learn about and study your

cells to learn about and study your disease in the lab so shortly after my

disease in the lab so shortly after my

disease in the lab so shortly after my meeting in the taxidermy office

meeting in the taxidermy office

meeting in the taxidermy office Thompson’s lab sent us a frozen package

Thompson’s lab sent us a frozen package

Thompson’s lab sent us a frozen package full of vials of cells and each one of

full of vials of cells and each one of

full of vials of cells and each one of these little vials contains millions of

these little vials contains millions of

these little vials contains millions of reprogrammed stem cells and there were

reprogrammed stem cells and there were

reprogrammed stem cells and there were some that had this mutation but then

some that had this mutation but then

some that had this mutation but then there were others for which the mutation

there were others for which the mutation

there were others for which the mutation had been corrected using a brand new

had been corrected using a brand new

had been corrected using a brand new gene editing technology at the time

gene editing technology at the time

gene editing technology at the time called CRISPR and so for the past couple

called CRISPR and so for the past couple

called CRISPR and so for the past couple of years dr. Clegg and I have been

of years dr. Clegg and I have been

of years dr. Clegg and I have been working on a disease model where we take

working on a disease model where we take

working on a disease model where we take these mutated and corrected stem cells

these mutated and corrected stem cells

these mutated and corrected stem cells make fully functioning eye cells and

make fully functioning eye cells and

make fully functioning eye cells and then try to find the differences between

then try to find the differences between

then try to find the differences between the two not only can we make one cell

the two not only can we make one cell

the two not only can we make one cell type at a time but we can actually

type at a time but we can actually

type at a time but we can actually produce entire small eyes in the lab

produce entire small eyes in the lab

produce entire small eyes in the lab shown here is a cross-section complete

shown here is a cross-section complete

shown here is a cross-section complete with the DNA in blue light sensing cells

with the DNA in blue light sensing cells

with the DNA in blue light sensing cells in red and a protein we know causes the

in red and a protein we know causes the

in red and a protein we know causes the disease in green we’re doing this not

disease in green we’re doing this not

disease in green we’re doing this not just for the cells that I received but

just for the cells that I received but

just for the cells that I received but also for other mutations that can cause

also for other mutations that can cause

also for other mutations that can cause retinitis pigmentosa and other blinding

retinitis pigmentosa and other blinding

retinitis pigmentosa and other blinding diseases entirely these two incredible

diseases entirely these two incredible

diseases entirely these two incredible technological advancements skin derived

technological advancements skin derived

technological advancements skin derived reprogrammed stem cells

reprogrammed stem cells

reprogrammed stem cells and gene editing using CRISPR are

and gene editing using CRISPR are

and gene editing using CRISPR are allowing us and other scientists to

allowing us and other scientists to

allowing us and other scientists to answer molecular and cellular questions

answer molecular and cellular questions

answer molecular and cellular questions about this disease that the field has

about this disease that the field has

about this disease that the field has been struggling to resolve let’s be

been struggling to resolve let’s be

been struggling to resolve let’s be clear it will be a lot of work before

clear it will be a lot of work before

clear it will be a lot of work before these technologies are widely used in

these technologies are widely used in

these technologies are widely used in patients my dream is for the future

patients my dream is for the future

patients my dream is for the future treatment of degenerative disease to be

treatment of degenerative disease to be

treatment of degenerative disease to be a simple and straightforward process you

a simple and straightforward process you

a simple and straightforward process you could imagine a doctor takes a skin

could imagine a doctor takes a skin

could imagine a doctor takes a skin sample or maybe something less invasive

sample or maybe something less invasive

sample or maybe something less invasive like a cheek swab from a patient sends

like a cheek swab from a patient sends

like a cheek swab from a patient sends those off to a scientist who can make as

those off to a scientist who can make as

those off to a scientist who can make as many stem cells as you’d like

many stem cells as you’d like

many stem cells as you’d like correct any mutations and then bring the

correct any mutations and then bring the

correct any mutations and then bring the cells that the patient needs but in

cells that the patient needs but in

cells that the patient needs but in order for this treatment to be a reality

order for this treatment to be a reality

order for this treatment to be a reality we need to make sure we can make all of

we need to make sure we can make all of

we need to make sure we can make all of these different cell types efficiently

these different cell types efficiently

these different cell types efficiently that we can precisely edit the mutations

that we can precisely edit the mutations

that we can precisely edit the mutations and that we can safely transplant the

and that we can safely transplant the

and that we can safely transplant the cells back into the patients and while

cells back into the patients and while

cells back into the patients and while this is in this somewhat distant future

this is in this somewhat distant future

this is in this somewhat distant future this technology gives me hope and more

this technology gives me hope and more

this technology gives me hope and more importantly it gives the patients hope

importantly it gives the patients hope

importantly it gives the patients hope that future generations won’t have to

that future generations won’t have to

that future generations won’t have to suffer from the same diseases that they

suffer from the same diseases that they

suffer from the same diseases that they currently face and there’s value in hope

currently face and there’s value in hope

currently face and there’s value in hope there’s value and going to a doctor’s

there’s value and going to a doctor’s

there’s value and going to a doctor’s office and being given options rather

office and being given options rather

office and being given options rather than a grim diagnosis with the invention

than a grim diagnosis with the invention

than a grim diagnosis with the invention of reprogram cells we’re learning that

of reprogram cells we’re learning that

of reprogram cells we’re learning that the ethical considerations of stem-cell

the ethical considerations of stem-cell

the ethical considerations of stem-cell research should no longer be a concern I

research should no longer be a concern I

research should no longer be a concern I invite you to embrace this technology

invite you to embrace this technology

invite you to embrace this technology fully so we can further our potential to

fully so we can further our potential to

fully so we can further our potential to improve lives and treat disease thank

improve lives and treat disease thank

improve lives and treat disease thank you

you

you [Applause]

[Applause]

[Applause] [Music]

[Music]

[Music] [Applause]

[Applause]

[Applause] [Music]

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