Out in
@Nature
today, we describe a new method "PACER" to estimate clonal expansion rate and use it to identify that aberrant TCL1A activation as a cause of
#CHIP
expansion and potential therapeutic target
@J__Stock
@Jk_Gopakumar
@jaiswalmdphd
Recurring somatic mutations are uncommon and inconsequential right? Nope!
Out today in
@ScienceAdvances
, our work led by
@J__Stock
disproves these widely held assumptions, discovering a new class of non-coding somatic mutations in blood with phenotypic impact. 🧵👇
Little is known about non-coding somatic mutations in people without cancer. To learn a bit more about this class of mutations, we comprehensively profiled blood somatic mutations across ~43K individuals from the TOPMed consortium, now out
@ScienceAdvances
Guess what? The
@NIHDirector
’s awards for
#NIHHighRisk
research have been announced. Read about innovative
#biomedical
and behavioral research early career, junior, and seasoned scientists will conduct through these awards:
TET2 mutations: causes
#CHIP
in hematopoietic stem cells but good for CAR-T therapy? Interesting study in
@Nature
provides mechanistic depth to 2018 case report
() showing how TET2 disruption promotes CAR-T therapeutic efficacy
Conceptually flawed paper from deCODE on
#CH
in
@NatureGenet
today
TLDR: Different clones have distinct disease profiles so lumping distinct forms of CH together is uninformative.
#CHIP
is associated with CVD in both smokers and non-smokers in full UKB 🧵
Today’s FDA approval of
@bmsnews
#mavacamten
for patients with hypertrophic cardiomyopathy is the culmination of a remarkable bench to bedside translational success story with important
#PrecisionMedicine
implications.
1/7
Published
#CHIP
datasets are growing exponentially! In a new preprint, we share how to reliably identify CHIP in ~550k
@AllofUs
genomes &
@UKBiobank
exomes. We find small parameters make a BIG difference in CHIP quality & disease associations.
Clonal hematopoiesis of indeterminate potential no longer ... out in
@NEJMEvidence
today
@Lachelle_Dawn
presents a clinically useful risk score to prognosticate risk of malignant transformation & death in patients with
#CHIP
&
#CCUS
RRP and The Edward P. Evans Foundation are thrilled to announce that Dr. Anupriya Agarwal of
@OHSUKnight
and
@AlexBickMDPhD
of
@VUMC_MD
are recipients of 2021 RRP-EVANSMDS Focused Impact REsearch (FIRE) Grants. Read more about their fascinating research:
I am so excited for
@AllofUsResearch
to release their first Genomic dataset today including more than 150,000 whole genomes and arrays from diverse participants, freely available to researchers at
Many thanks also to the NIA for delivering the NOGA for our lab's third R01! We are excited to advance the field's understanding of lymphoid clonal hematopoiesis.
In our
@NatureRevGenet
review "Germline Risk of
#ClonalHematopoiesis
", we examine how inherited variation shapes the landscape of acquired mutations in the blood. One key takeaway: different types of somatic
#CH
mutations have overlapping germline risk.
Out in
@CircAHA
today, we use high quality
#CHIP
calls to show that IL6 receptor signaling modulates association between CHIP and CVD in 'full' UK Biobank dataset.
Last week, I shared how we derived CHIP calls in the UK Biobank (N ~450k).
In a study out today in Circulation (
@CircAHA
), we use these CHIP calls to contribute to an ongoing debate regarding IL-6 signaling mediating the association between CHIP & CAD.
In a new preprint led by
@taralynn_mack
, we share the secret behind our $8
#CHIP
assay that has been used by several dozen investigators to run >100,000 samples at our
@VUMCDiscoveries
VANTAGE core. Please get in touch if this would accelerate your research.
New paper from Seishi Ogawa
@riken_en
looking across Clonal Hematopoiesis mutational spectrum in
@NatureMedicine
. Co-occurrence of SNPs/CNVs is non-random. Having both kinds of mutations increases risk of blood cancer & CVD mortality.
Somatic mutations in UBA1 cause VEXAS, a severe inflammatory syndrome. For the first time, researchers have found 74 people with the mutation who don't have VEXAS. Studying them may give a peek into the earliest phases of disease.
In A&R
@rheumrob
Air pollution is a recently recognized driver of lung cancer among never-smokers.
In a new preprint, we show that clonal hematopoiesis of indeterminate potential (CHIP) and PM2.5 form a novel gene × environment interaction promoting NSCLC tumorigenesis.
Our paper demonstrating an approach to CHIP curation in large datasets is now out in Blood (
@BloodJournal
)! 🩸
We identify CHIP in >500,000 individuals and show how common challenges such as sequencing artifacts and germline variants can be addressed.
Could not be more excited by today's FDA advisory panel vote to recommend the Pfizer/BioNTech COVID-19 vaccine for 5-11 yr olds! Our 5 yr old will be first in line when its available
@VUMChealth
-- hopefully next week.
Congratulations to
@KimrynRathmell
on her nomination as
@theNCI
director! I am grateful for your mentorship and leadership at
@VUMC_Medicine
.
Biden picks Vanderbilt physician to lead National Cancer Institute
Congratulations to
@vangalenlab
,
@bloodgenes
@CalebLareau
and team on the publication of MAESTER! An exciting tool for integrating somatic genotype and RNA phenotype in mosaic states ... in clonal hematopoiesis and beyond.
New
#CHIP
observation - DNMT3A decreases bone mass via increased osteoclastogenesis. Effect is ameliorated by alendronate or anti-IL-20. A neat observation from
@petergkim
!
@DamonRunyon
,
@EdwardPEvansFdn
Somatic mutations such as in DNMT3A accumulate in hematopoietic stem cells in clonal hematopoiesis of indeterminate potential (CHIP). Kim, Ebert et al
@DanaFarber
show that CHIP promotes
#osteoporosis
via bone-resorbing
#osteoclasts
.
#Hematopoiesis
Ever wondered how the two most common CHIP mutations affect gene expression in human PBMCs? Our recently published paper addresses this question using mitochondrial DNA lineage tracing.
Introducing REGENIE v2 that adds new features to support gene burden analysis of exome datasets eg.
@ukbiobank
exome data. This is amazing work from
@joellembatchou
and
@covariani
In new preprint,
@doctorveera
&
@RegeneronDNA
team report that top 2 exome associations for smoking are somatic mutations in ASXL1 & DNMT3A... highlighting that
#CHIP
can contaminate germline call sets.
Replicates work by us & others identifying smoking as a CHIP risk factor
Excited to share our new preprint in which we report an exome-wide association study of smoking behavior in up-to ~750,000 individuals which discovered a beautiful drug target. Please take a seat. It's storytelling time. 🧵
We recently tested
@CEGX_news
"5-letter" sequencing in a DNMT3A R882H CHIP patient sample. Resolving methylation at the read level is a remarkable tool for decoding somatic mosaicism. More to come ...
... and check out their newly posted preprint:
New preprint from
@siddhartha_kar
@stevesphd
@VassiliouLab
and colleagues - GWAS and phenotypic associations of
#CHIP
in 200k UK Biobank participants . Excellent use of mendelian randomization to separate CHIP cause from effect.
A provocative observation by
@ahoischen
, Lena Carlsson, et al that
#CHIP
clone size increased with age in obese individuals, but not in those who underwent bariatric surgery.
Perhaps CHIP patients would benefit from tirzepatide or semaglutide?
Is loss of y chromosome a cause or consequence of aging disease? Out in
@ScienceMagazine
today Ken Walsh and Saicho Sano
@CardioUva
recapitulates cardiac fibrosis in a LoY mouse model and reverses it with TGF-B inhibition.
NEW—
.
@illumina
and
@VUMChealth
's
@NashvilleBio
welcome the five founding members of the Alliance for Genomic Discovery to speed development of therapeutics through large-scale
#genomics
to ensure equitable access to precision health treatment.
#biopharma
Grateful for
@NIHDirector
's Early Independence Award enabling me to cut 5+ years from my time to first R01. Recent eval found EIA PIs had similar future funding & equally cited papers as ESIs. Perhaps
#NIH
should fund more physician-scientists to skip the K-08?
#NIHHighRisk
>10% of older adults have CHIP but only a fraction develop heart disease.
New paper led by
@DanielNachun
&
@jaiswalmdphd
shows that epigenetic aging clocks can stratify CVD risk in patients with CHIP leveraging
@nih_nhlbi
TOPMed
Excited to say that I passed my qualifying exam today and am officially a PhD Candidate!! Couldn’t have done it without the support of
@AlexBickMDPhD
and my amazing labs! 🎉🧬
Congratulations
@katrinarmstrong
on your exciting new role! I will always be grateful for your advice to skip cardiology fellowship and just start my lab ...
... and for other
#EarlyCareer
#PhysicianScientist
out there ... the key take away is that we should prioritize discovering a new genetic disease mechanism early in our careers ... since it will still take 30 years to reach patients 😉
With somatic driver mutations arising early in life, a therapeutic strategy to prevent blood cancer may require targeting clonal expansion rate.
Wonderful work from
@jyoti_nangalia
and team!
Great technology feature by
@j_perkel
in
@Nature
today highlighting how
@TerraBioApp
can be leveraged to perform collaborative genomics analyses at scale
@AllofUsResearch
has begun returning personalized health-related DNA results to participants! Participants can choose to get information about their hereditary disease risk or how their bodies respond to certain medicines. Learn more:
Episode 116 of The Genetics Podcast is live! 🚀
In this episode,
@AlexBickMDPhD
, Assistant Professor of Medicine in the Division of Genetic Medicine at
@VanderbiltU
, talks clonal hematopoiesis, kidney disease breakthroughs & more.
Tune in here👇
New evidence that
@NIH
Vietnam-era 'Yellow Beret' program accelerated physician-scientist careers, rather than reflecting selection bias, by using a clever control group -- the 'runner-up' applicants.
@A_P_S_A
@the_asci
via
@wired
Thrilled that
@genome_gov
#Genomics2020
Strategic Vision in
@Nature
this week cites clonal hematopoiesis & somatic mosaicism as a key insight for the next decade.
Come join our team
@VUMCgenetics
and make this vision a reality.
It’s exciting to see so much research using the
@AllofUsResearch
Program’s dataset being presented at the annual
@ASHG
conference later this month! These are just a few, but we’ll have a full list at our booth in the exhibit hall. Stop by!
#ResearchAllofUs
Looking forward to trying out
@weizhouw
@XihongLin
@dalygene
latest iteration of SAIGE - that enables censored time-to-event GWAS analysis.
I predict that this will become the new standard for GWAS of EHR-derived phenotypes.
ASH proudly announces the 36 recipients of our 2024 ASH Scholar Awards, one of our most prestigious research award programs for fellows & junior faculty dedicating a
#career
to
#hematology
research!
#ASHAwards
Read about our awardees today:
In new preprint, we show how a small number of mutated
#CHIP
cells can cause CVD through driver gene specific mechanisms.
The secret sauce: identifying which cells have
#CHIP
mutation by combining mitochondrial lineage tracing with single cell DNA sequencing🧵👇
A remarkable bedside -> bench -> bedside story
@JRosenbergMDPhD
solved as a
@MGHMedicine
@mghmedres
resident. Pairing clinical curiosity with rigorous scientific inquiry yielded a N-of-1 precision medicine treatment.
Excited to share our study of a patient with aplastic anemia, where a genetic diagnosis led to a successful targeted intervention, and new avenues of promising biology
@MedCellPress
.
🧵1/
Congratulations to newly minted PhD Candidate
@HannahPoisner
on passing her qualifying exam! Hannah's celebration featured the ALL of Us trivia game (no relation to
@AllofUsResearch
)
Congratulations to
@DrFlashHeart
for being selected as a 2023
@the_asci
Emerging Generation Awardee! Caitlyn is a leader in
#CHIP
and kidney genetics. We are lucky to have her as part of our extended research group!
🙌Happy to share the first publication of 2024 from
#BickLab
, exploring the role of CHIP mutation zygosity in predicting clonal hematopoiesis transformation risk to hematologic malignancies published now in
@BloodCancerJnl
@AlexBickMDPhD
I enjoyed sharing the
@AllofUsResearch
researcher workbench with 200 colleagues this morning.
For more on All of Us, come to our platform session "All of Us for All of You" tomorrow 10/27 at 1:45pm - moderated by
@kstsosie
and
@SGoleva
Most studies of clonal hematopoiesis change over time focus on
#CHIP
. Here
@yash_pershad
&
@taralynn_mack
seek to understand why mCAs with the same genetic alteration grow at different rates and find that faster growing mCAs have greater health consequences.
Our preprint “Determinants of mosaic chromosomal alteration fitness” is out!
@AlexBickMDPhD
,
@taralynn_mack
, and I studied clonal expansion rate of mosaic chromosomal alterations (mCAs) in the
@nih_nhlbi
TOPMed cohort.
1/7
Deep mutational scanning across DNMT3A - would be a great annotation to integrate into
#CHIP
mutation calling pipelines. Now we just need TET2 and 2/3 of CHIP would be covered ...
Super excited to announce that we’ve just submitted the latest
@liaulab
~manuscript~! Tldr: we used base editors + a methylation reporter to do a mutational scan of DNMT3A, a key cancer gene. Highlights below, but check out our preprint at
@biorxiv
!
Clonal hematopoiesis of indeterminate potential (CHIP) results from changes in cells and affects up to 1 in 10 people over age 70. A study in
@JAMACardio
finds a potential link between heart-healthful eating patterns and fewer
#CHIP
incidents.
The lab was working on our volleyball skills
@SandbarNash
today in preparation for
@GordonConf
in Human Genetics & Genomics.
Looking forward to seeing many colleagues there in two weeks!
Interesting take on constraint from
@dimvitsios
@RyanDhindsa
@SlavePetrovski
: Somatic mutations detected in population-scale sequencing help identify blood cancer driver mutations.
I am always amazed how many somatic mutations are in 'germline' datasets
Sharing a preprint of our latest work:
"Clonal Hematopoiesis of Indeterminate Potential is Associated with Acute Kidney Injury"
where we study four prospective cohorts and conduct mouse model experiments to identify a new link between CHIP and AKI.