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Vikram Paralkar Lab
@paralkarlab.bsky.social
Laboratory of Vikram Paralkar. Division of Hematology-Oncology at the University of Pennsylvania. We study transcription and ribosome biogenesis in hematopoiesis and leukemia. 🧬🔬🧪🏳️‍🌈 paralkarlab.med.upenn.edu/
102 followers89 following152 posts
VPparalkarlab.bsky.social

Does one twirl on the Alps in a right-handed or left-handed helix? 😁

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Reposted by Vikram Paralkar Lab
JPjkpritch.bsky.social

I'm delighted to release the first half of my new textbook in human genetics: web.stanford.edu/group/pritch... "An Owner's Guide to the Human Genome: an introduction to human population genetics, variation and disease"

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VPparalkarlab.bsky.social

Elegant work from Jyoti Nangalia, Peggy Goodell, Chiraag Kapadia (Wellcome Sanger, Baylor) detailing the frequency at which mutations occur in mouse hematopoietic stem and progenitor cells, and the kinetics of marrow clonal evolution during aging and under stress.

Clonal dynamics and somatic evolution of haematopoiesis in mouse
Clonal dynamics and somatic evolution of haematopoiesis in mouse

bioRxiv - the preprint server for biology, operated by Cold Spring Harbor Laboratory, a research and educational institution

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VPparalkarlab.bsky.social

Work in Nature Genetics by Samuel Taylor and Uli Steidl (Albert Einstein), showing how a small molecule inhibitor displaces the transcription factor PU.1 from one kind of motif to others in the genome, altering leukemia cell fate and inducing differentiation.

Pharmacological restriction of genomic binding sites redirects PU.1 pioneer transcription factor activity - Nature Genetics
Pharmacological restriction of genomic binding sites redirects PU.1 pioneer transcription factor activity - Nature Genetics

Chemically driven blockade of PU.1 binding sites leads to its genome-wide redistribution. PU.1 network rewiring causes human acute myeloid leukemia cells to differentiate.

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VPparalkarlab.bsky.social

Wonderful work! Especially love the methylation profiling of flow-sorted chromosomes! Beautiful.

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Reposted by Vikram Paralkar Lab
APaphillippy.bsky.social

"Epigenetic control and inheritance of rDNA arrays" New preprint from the T2T acrocentrics team! We find a tight link between methylation and transcription of the rDNAs, including the occasional silencing of entire arrays www.biorxiv.org/content/10.1...

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VPparalkarlab.bsky.social

First author Niladri Sinha.

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VPparalkarlab.bsky.social

Fascinating work from Rachel Green, Sergi Redot, Alban Ordureau (Hopkins, MSKCC), reporting that the apoptosis induced by UV exposure is primarily due to RNA crosslinking and ribosome collisions, not DNA damage! Looking forward to delving into the details of this work. www.cell.com/cell/fulltex...

The ribotoxic stress response drives UV-mediated cell death
The ribotoxic stress response drives UV-mediated cell death

A comprehensive analysis of molecular and cellular changes following UV irradiation reveals that the ribotoxic stress response, rather than the DNA damage response, mediates UV-dependent programmed ce...

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VP
Vikram Paralkar Lab
@paralkarlab.bsky.social
Laboratory of Vikram Paralkar. Division of Hematology-Oncology at the University of Pennsylvania. We study transcription and ribosome biogenesis in hematopoiesis and leukemia. 🧬🔬🧪🏳️‍🌈 paralkarlab.med.upenn.edu/
102 followers89 following152 posts