70 Years of Liver Fellowship at Yale with David Assis
May 13, 2022Information
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- 00:11Welcome back. Please note that
- 00:13due to time we will be skipping
- 00:16over the 5:15 Q&A session.
- 00:17If you have a question for any
- 00:19of the afternoon speakers,
- 00:20please feel free to send it directly
- 00:23to them through the attendee hub.
- 00:25Thank you, this is being recorded.
- 00:46So our final speaker this
- 00:47afternoon is from David Assis,
- 00:48who's an associate professor of medicine,
- 00:50and the fellowship director for the
- 00:52gastroenterology program, David.
- 00:55Thank you so much. Let me share screen.
- 00:58I hope everyone can see that.
- 00:59OK, thanks again for the opportunity
- 01:01to speak today and I think I'm going
- 01:04to start by taking a deep breath.
- 01:06I think it's been a long day and
- 01:07we've heard so many great things.
- 01:09I have a feeling that the discussion
- 01:11about training and hepatology at
- 01:13the liver center over the years is
- 01:16placed in this order for a reason.
- 01:18To kind of look backwards to some of
- 01:20the discussions throughout the day and
- 01:21also help us to look forward so it's
- 01:23a pleasure to speak on this topic.
- 01:25To me, I think if I summarized all
- 01:27of this and it's most basic format,
- 01:29I think that I would think of
- 01:30the liver center and trainees as
- 01:32really engendering a worldwide
- 01:34multi generational family tree,
- 01:35and the degree that we can know
- 01:37our roots know where we came from,
- 01:39help strengthen our existing
- 01:40structure and grow in the years ahead.
- 01:42I think we will guarantee the success of
- 01:45the liver center and future hepatologists
- 01:47and trainees for years to come.
- 01:50I'm not going to believe her.
- 01:51Some of the topics that were
- 01:52discussed earlier,
- 01:53but I think it's useful to think
- 01:55in terms of training purposes
- 01:56of the liver centers history in
- 01:58terms of several different eras.
- 02:00I think, as you can imagine,
- 02:02the 1st and foundational era was by
- 02:04Doctor Gerald Klatzkin who founded
- 02:06this study unit in the 1940s.
- 02:07Forty six I'm his fellows has been
- 02:10a great discussion with Doctor
- 02:11Boyer earlier today about the
- 02:13impact they have had at Yale and
- 02:15have broad throughout the world.
- 02:17And as we know,
- 02:18he was the first holder of a T.
- 02:2032 grand and liver disease,
- 02:21which I think is something that we should
- 02:24remember and celebrate and build upon.
- 02:26I'm certainly not going to belabor
- 02:27all the names and the law.
- 02:29The issue for some of the people
- 02:30who have gone through and trained
- 02:32under jailed klatskin,
- 02:33but I think it's worth just for a second
- 02:35to take a moment and recognize how many.
- 02:37Just a few are indicated here of the
- 02:39of the former fellows went on to be
- 02:41foundational figures in their own
- 02:43right at various different liver
- 02:45units and liver centers around the
- 02:47country and sometimes around the world.
- 02:48So I think there's a multiplier effect.
- 02:51Of us investing in training and passing
- 02:53on the enthusiasm that we have for
- 02:55our science and for our clinical research,
- 02:57I think this can really be transformational.
- 03:00Certainly the liver center legacy
- 03:02is one example of prior klatskin
- 03:04fellows lives on still to this day
- 03:06very strongly at the West Haven, VA.
- 03:08Here's a photo of Doctor Howard
- 03:10Kahn and a very nice dedication.
- 03:12He wrote out to Jerry Klatzkin when his
- 03:15Seminole work was put into into press
- 03:18and codifying Lactulose and hepatic coma.
- 03:21And we also know that the liver
- 03:22center has had a legacy that's been
- 03:24very strong and well beyond Yale.
- 03:25I mean, I give us a small example,
- 03:27this this cascade here.
- 03:28I think that it's very clear that
- 03:31faculty and fellows have a tremendous
- 03:34influence on undergraduates,
- 03:35medical students, residents,
- 03:37and multiple subsequent generations,
- 03:38as exemplified here,
- 03:39where Joseph Bloomer was a
- 03:41fellow of doctor Klatskin who
- 03:43went on to mentor David Brenner,
- 03:45who was a medical student resident
- 03:46who has mentored Bern.
- 03:48Schnabel, who is currently leading
- 03:49our field in many respects.
- 03:51And I think from that we have
- 03:53multiple future hepatology leaders,
- 03:54so we should always keep in mind
- 03:56that the gift that we have from
- 03:57our roots of of the liver center to
- 03:59strengthen our ability to pass on this
- 04:01enthusiasm for generations to come,
- 04:03and we have probably no idea in
- 04:05four or five generations some of
- 04:07the fruits that might come to bear.
- 04:09The second era very clearly is is
- 04:11a success story as well with Doctor
- 04:14Boyer as well as Doctor Grossman.
- 04:16I think we know very well Doctor
- 04:17Boyer as the founder of the NIH
- 04:20funded Liver Center and has
- 04:21been transformational as well as
- 04:23reestablishing the T32 training grant.
- 04:25And really,
- 04:26I would also emphasize increasing
- 04:28the the international footprint of
- 04:30research training through the liver center.
- 04:32I was able to dig,
- 04:33dig up a small blurb in the New
- 04:35York Times from 1984 when the
- 04:37Yale got the initial.
- 04:39Grant to establish the Liver Center,
- 04:41and I think it we need to cherish
- 04:42and to grow and to expand and build
- 04:44upon that a lot of that hard work
- 04:46that was put into the liver center,
- 04:48from which we all benefit to this day.
- 04:51Is some of you who were able to
- 04:53participate in the midday discussion
- 04:55with some of the former fellows from
- 04:56around the country and around the world?
- 04:58There's a really big gift also from this era,
- 05:01which we should not take for granted,
- 05:03and some of these figures who
- 05:04have gone on to lead not only our
- 05:07center currently but also have
- 05:09established lead centers around the
- 05:11world remain very important to us
- 05:14I think and help to cherish a lot
- 05:15of the memories that were in the
- 05:17gendered during their time here.
- 05:18And I think that's the kind of
- 05:20environment that we should strive to.
- 05:22To pass on to future trainees,
- 05:23this photo from the mid 1990s at the
- 05:26time of a transition for the liver
- 05:28Center is a great example of some
- 05:30of the multiplier effect that we
- 05:31can all hope for as we transmit our
- 05:33passion for science and research and
- 05:36clinical medicine to the next generations.
- 05:39Certainly that second era is also
- 05:41characterized by Roberta Grossman,
- 05:42who is, I think,
- 05:43was very appropriately recognized
- 05:45earlier today,
- 05:45but Doctor Garcia Sao.
- 05:47I think the international reach
- 05:48also through the liver center and
- 05:50the activities at Yale and the VA.
- 05:52We're even further multiplied as
- 05:55was described by Doctor Garcia
- 05:57with Fellows who came from and
- 05:59learned and went back to lead them.
- 06:01Their liver units and many
- 06:03places around the world.
- 06:04Doctor Garcia saw herself who has
- 06:06pioneered some of the clinical
- 06:08research and portal hypertension,
- 06:09as well as medical education
- 06:11and taking the name of the Liver
- 06:13Center and the research at Yale
- 06:15across the world is wonderful.
- 06:16I have a feeling that if Elon Musk
- 06:19ever establishes a colony on Mars,
- 06:21she will certainly be asked to give a.
- 06:23Medical education and portal.
- 06:24Hypertensive lecture on Mars as well,
- 06:26so it really, I think,
- 06:28brings home to me when thinking
- 06:30about this topic today that the
- 06:32interconnectedness with the greater
- 06:33hepatology conversation throughout the
- 06:35world is one of the strengths and the
- 06:37legacies of the Yale Liver Center,
- 06:39something that we should strengthen and
- 06:41further increase in the years to come.
- 06:43I think our current era then characterized
- 06:45by the leadership of Doctor Nathanson,
- 06:47I think is something that we
- 06:49should take a minute to consider
- 06:51from a trainee perspective.
- 06:52I think the strengthening of the
- 06:53liver center and the training.
- 06:55Grants is very important as well
- 06:57as the expansion of clinical
- 06:58footprint and clinical research.
- 07:00We know that the hosting and the
- 07:02home of the Hepatology Journal
- 07:03are key journal and the ASLD.
- 07:05For five years,
- 07:06Steve a lot of opportunities
- 07:08for fellows and trainees,
- 07:09and I think the last 20 years have seen
- 07:12expanded opportunities for students,
- 07:14residents, and fellows.
- 07:15Postdocs of all of all stripes.
- 07:17I think the diversity of liver faculty
- 07:19which was briefly alluded to earlier
- 07:21in the day is worth repeating here,
- 07:23and that's why I elected in this discussion.
- 07:26I've heard from multiple trainees
- 07:27in the past few years and even
- 07:29very recently over the past few
- 07:31months that significant positive
- 07:33impact of being at a facility in an
- 07:35academic center in which half of
- 07:38the 24 hepatologists are female.
- 07:39I think we should not underestimate
- 07:41the impact that that has,
- 07:43particularly in comparison
- 07:44to some of the institutions,
- 07:46perhaps where our trainees have been used to,
- 07:48in which there are less role
- 07:49models that do not fit the mold,
- 07:52and along with an increase in DE I
- 07:54representation among faculty and fellows.
- 07:56This is of course,
- 07:57strength.
- 07:57I think that we need to celebrate and
- 07:59to be proud of as a center because
- 08:01it does impact and makes a difference
- 08:03in the lives of our trainees.
- 08:05The Klatskin primary liver service,
- 08:07which started in 2008 as this very
- 08:09similarly had a tremendous impact
- 08:10on students and residents I know of
- 08:12at least one current faculty member
- 08:14who I had a chance to work with as
- 08:16as an intern who came through the
- 08:18ranks and has now joined us and
- 08:20Doctor Hawks is doing wonderful work
- 08:22in addiction medicine and liver night.
- 08:24I think we need to be very cognizant and.
- 08:26Celebrate the fact that this primary
- 08:28liver service has a tremendous impact
- 08:30on trainees and we all know and and
- 08:32appreciate our time on that service.
- 08:34And I think that something to take a
- 08:36look back at and and somehow quantify
- 08:39and celebrate the multiplier effect
- 08:41of us having this experience.
- 08:43Lastly, during the current era,
- 08:45I think it's very important to recognize
- 08:47the current efforts to break down
- 08:49silos within different disciplines,
- 08:50both at Yale and and beyond.
- 08:52Yale by thinking about the
- 08:54definition of a hepatologist as
- 08:55more than somebody who just treats.
- 08:57Liver disease from the
- 08:59strict traditional sense.
- 09:00I think Doctor Trezza Bosco has
- 09:02that as a big priority for the
- 09:05expansion for the liver center,
- 09:06and I think that is something
- 09:08that was exemplified through
- 09:09a lot of the discussions and
- 09:10the talks throughout this day.
- 09:12So when I think about training
- 09:13at the Yale Liver Center,
- 09:14then I really think about the liver
- 09:16center as being at the very heart
- 09:18and the core of so many different
- 09:20activities that so many people have
- 09:22and so many of our trainees experience,
- 09:24be they clinical and research
- 09:26fellows visiting postdocs.
- 09:27Working in their labs,
- 09:29students and residents rotating
- 09:30through the West Haven,
- 09:31VA,
- 09:32or Yale Inpatient Services or
- 09:34Yale over clinics.
- 09:35With the variety of specialty programs
- 09:37that were highlighted earlier today
- 09:39as well as long non liver trainees
- 09:40who come through and work with us.
- 09:42Being in Pediatrics and radiology,
- 09:44pathology and surgery,
- 09:45I think depending on how we look at this,
- 09:48it's important to recognize that
- 09:49the liver center has a significant
- 09:52footprint in medical education.
- 09:54Furthering science,
- 09:55furthering care for our patients that.
- 09:57Is increasingly important in
- 10:00this very fragmented world.
- 10:02So in the last two minutes I will just
- 10:04conclude with some brief thoughts on
- 10:06the future of liver training at Yale.
- 10:09I think one of the things that we can
- 10:11do at the Yale Liver Center from liver
- 10:14trainer training perspective is to
- 10:16continue to strengthen and bootstrap
- 10:18our research training for our fellows,
- 10:20including short track programs.
- 10:21I'd like to highlight and give
- 10:22a shout out to sad softball.
- 10:24One of our research fellows and to Marty,
- 10:26who wrote a very beautiful.
- 10:28Recent article on some of the
- 10:30structure that's necessary to promote
- 10:32success for research fellows.
- 10:33Something that is often the big
- 10:35nebulous in that we all can come
- 10:38together to help prioritize.
- 10:39I think this and other Rd maps will
- 10:41help that we get the one on one
- 10:43mentorship and scientific and clinical
- 10:45expertise to help our fellows to
- 10:47succeed for now and for decades to come.
- 10:50Second,
- 10:50I think it's important to recognize
- 10:52that our trainees should be
- 10:54increasingly to the degree they
- 10:56are even more integrated into our.
- 10:58Educational and research experiences
- 10:59to learn some innovations that
- 11:02currently exist in their selected
- 11:04worldwide from our year over center.
- 11:06As an example,
- 11:07Doctor Villarino has implemented
- 11:08genome rounds and adult hepatology,
- 11:10from which students at Yale and
- 11:12residents are able to participate.
- 11:14I think Fellows will increasingly
- 11:16become a part of this to the degree
- 11:18that genomic rounds and genome
- 11:19based care for patients with
- 11:21undifferentiated liver disease,
- 11:23it becomes part of the lexicon and our
- 11:25approach to standardize these patients.
- 11:27This is something that our trainees.
- 11:29Would be highly exposed to and this can
- 11:31really spark a passion and multiple
- 11:33trainees which for which we would like
- 11:35to promote their interest in our field.
- 11:38Some of our research and organoids,
- 11:40or at least the three dimensional models
- 11:42and stem cells has also benefited from
- 11:45involvement of trainees trying to.
- 11:48In part the benefits of having a
- 11:51translational approach to conditions
- 11:52that don't have any effective therapy.
- 11:55Also, I think it's important to recognize
- 11:57that there are a myriad of opportunities.
- 12:00Or high impact clinical research and
- 12:02our trainees are ready and waiting to
- 12:05to be roped into this steady stream.
- 12:07I will just highlight briefly a very nice
- 12:10article that came out in a Seminole time
- 12:12frame in Hepatology in 2020 from Yale,
- 12:15in which there was a one of the
- 12:17key descriptions of the effects
- 12:19of COVID-19 on liver.
- 12:21As as we all know,
- 12:22a very timely topic during the pandemic
- 12:23and one of our residents was able to work
- 12:26very productively with Doctor Lim and
- 12:28the rest of the team in getting this out.
- 12:30An example of something that we
- 12:32can increasingly leverage to not
- 12:34only spark passion for hepatology,
- 12:35but to increase our own imprint
- 12:38and impact on the field.
- 12:40Lastly,
- 12:41some of our work on even multidisciplinary
- 12:43studies such as effective mindfulness
- 12:45on cytokines and on stress in
- 12:47patients with autoimmune hepatitis.
- 12:49Was it a good example of cross
- 12:52pollination with our scale stress center
- 12:55as well as pediatric hepatologists
- 12:57who became part of our team,
- 12:59these and other efforts.
- 13:00I think we if we think about our
- 13:02research from a training perspective,
- 13:04it should hopefully give us a
- 13:05good sense of the Longview of what
- 13:08we're trying to accomplish.
- 13:09So last thoughts,
- 13:10I think we should focus on innovation
- 13:12and new technology for the sake
- 13:14of successive deliver center,
- 13:16but also for trainees,
- 13:17it got me thinking earlier this
- 13:18week preparing for this talk that
- 13:20if you think about the reasons why
- 13:22many people came to the liver center
- 13:23over the years,
- 13:24it really had to do with wanting
- 13:27to get access to innovation.
- 13:28May be it perfecting the liver biopsy.
- 13:311940s and 50s hepatic function tests.
- 13:33In the 60s and histological analysis,
- 13:35doctor Klatskin innovations and bile
- 13:38acid transporters, calcium signaling,
- 13:40and portal hypertension.
- 13:41I think that cutting edge approaches
- 13:43will certainly attract bright
- 13:45and forward looking trainees.
- 13:46That's always been the case,
- 13:47and that is something that the
- 13:49liver center has excelled them,
- 13:50and one of the reasons it has such
- 13:52a large footprint around the country
- 13:54and around the world.
- 13:55Second, I think we all know,
- 13:56in hepatology,
- 13:57certain moments that got us some
- 13:59infected with the liver bug.
- 14:01They made us want to devote our lives
- 14:03to academic hepatology and research.
- 14:05I think inviting trainees into the
- 14:07greater hepatology conversation is
- 14:09even more important now in this
- 14:11very fragmented world.
- 14:12Invitations to integrate into
- 14:14professional societies,
- 14:15special interest groups,
- 14:16single topic meetings,
- 14:17and patient and healthcare advocacy.
- 14:19I think in our own lives we benefited from
- 14:21being invited into this conversation and
- 14:23as much as we can be cognizant of that,
- 14:25it will benefit us interdisciplinary research
- 14:28and multicenter collaborations we had great.
- 14:31Examples earlier today of PI's who
- 14:33sent trainees here to Yale and I think
- 14:36we can have two way St collaborations
- 14:38with certain centers and sister centers
- 14:41from around the country and around the
- 14:44world that can benefit our trainees.
- 14:45And lastly prioritizing pilot funding
- 14:47for qualified trainees.
- 14:49It was very moving to hear from Doctor
- 14:51Scott Friedman's example that he still
- 14:53remembers of being able to obtain
- 14:56a research pilot fund as a starting
- 14:58out fellow the the glow effect of
- 15:00that can really help to jumpstart.
- 15:01Careers and lead to lasting benefits.
- 15:04So in conclusion,
- 15:05I think we really have to also think
- 15:07about the one on one human interaction,
- 15:09which remains essential.
- 15:10All of the people who came through the
- 15:12Oliver Center and went on to devote
- 15:14their lives to research into this
- 15:16field had one on one experiences,
- 15:17and I think COVID only reinforces
- 15:19this critical need.
- 15:20I don't know how many of the productive
- 15:22synapses and conversations that have
- 15:24occurred over the decades here at
- 15:25the liver center could have been
- 15:27very easily carried out on zoom,
- 15:29for example,
- 15:29and I think that we need to emphasize
- 15:31that because in the end.
- 15:32This is an apprenticeship model to
- 15:35provide lifelong inspiration for
- 15:36the future generations.
- 15:37I think it engenders loyalty and
- 15:40productivity for decades to come.
- 15:42It was asked earlier today what the
- 15:44most important achievement has been.
- 15:45Perhaps of the liver center,
- 15:47and I would posit that aside from the
- 15:49the science that in the summation of
- 15:51this it's been to inspire generations
- 15:53of hepatologists that then devote
- 15:55their professional lives to a variety
- 15:57of cutting edge fields to impact
- 15:59the disease and our patients,
- 16:01and so the path ahead from a
- 16:03trainee perspective of my view,
- 16:05is to expand the liver centrist
- 16:07family tree during the next 75 years,
- 16:08something that we can certainly
- 16:10build on as we know and celebrate.
- 16:12And with that I will conclude thank you.