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"In a 2004 paper, the World Health Organization’s former director of evidence, Chris Murray, and other researchers described the agency’s estimates as “serial guessing.” Without that baseline data, progress toward any given goal — to halve hunger, for example — could not be measured."

nytimes.com/2023/03/29/magazin

Gut tregs:

"Thus, Helios+ effector tTregs proliferate via CD28 and require neither ICOS nor MHCII for maintenance. In contrast, RORγt+ pTregs utilize CD28 and ICOS."

cc @mucida

mucosalimmunology.org/article/

This is amazing! Would really love to try this out for targeted integration in hipscs to make a series of reporters
---
RT @SternbergLab
George & Rebeca here for the Sternberg Lab's inaugural tweet! We are excited to describe the reconstitution of CRISPR-associated transposases (CASTs) in human cells for programmable DSB-free insertion of large DNA cargo at genomic loci @NatureBiotech🧬 1/8
rdcu.be/c8GWQ
twitter.com/SternbergLab/statu

"Before creating slides, write down the main points you hope to communicate. These might include an overarching question, the reason that question is important, your key results and any remaining issues. Try to connect the points into a smooth half-page narrative with a beginning, a middle and an end."

nature.com/articles/d41586-023

A #protelysis cascade fine-tunes homologous #recombination repair in plants:
Arp Schnittger and coworkers show #KNOTEN1, stabilized by #UBP12/13, triggering K63-linked #ubiquitination and #autophagic degradation of #BLM complex subunit #RMI1 upon #DNAdamage

embopress.org/doi/10.15252/emb

'The Cancer Immunotherapy Data Science Grand Challenge, which ran on Topcoder from January 9 to February 3, aimed to uncover new ways to modify, or “perturb,” T cells to make them more effective at killing cancer cells to ultimately improve cancer treatment.'

broadinstitute.org/news/machin

#introduction #sciencemastodon #virology #hiking #biketooter #PNW

I am an Emeritus Professor at the Fred Hutch in Seattle (i.e., retired). My lab studied host-pathogen interactions, especially how HIV adapted to humans and how HIV latency is controlled. I also taught a graduate level virology class for several decades. I hike, bike, and garden in the Pacific Northwest and looking to add other hobbies and activities.

PIEZO and NK cells
"However, the role of mechanosensing in regulating NK cell killing efficiency in physiologically relevant scenarios is poorly understood. In this study, we report that the responsiveness of NK cells is regulated by tumor cell stiffness. NK cell killing efficiency in 3D is impaired against softened tumor cells, while it is enhanced against stiffened tumor cells"
biorxiv.org/content/10.1101/20

RT @lpachter
It's time to stop making t-SNE & UMAP plots. In a new preprint w/ Tara Chari we show that while they display some correlation with the underlying high-dimension data, they don't preserve local or global structure & are misleading. They're also arbitrary.🧵biorxiv.org/content/10.1101/20

If you're in London:

"Berthe Morisot, extraordinarily a footnote in Impressionist history until a decade ago, arrives at London’s Dulwich Picture Gallery for her first UK exhibition in 70 years. It’s a wonderfully sympathetic, intelligent, enlightening show, placing Morisot at the heart of French painting while allowing her individuality to shine."

ft.com/content/d18f89ef-81e0-4

'Here, we describe the molecular profile of a thermosensory neuron pair in C. elegans experiencing different temperature stimuli. We find that distinct salient features of the temperature stimulus, including its duration, magnitude of change, and absolute value, are encoded in the gene expression program in this single neuron type, and we identify a novel transmembrane protein and a transcription factor whose specific transcriptional dynamics are essential to drive neuronal, behavioral, and developmental plasticity.'

cell.com/current-biology/fullt

RT @HHMIJanelia
🔥 We're #hiring imaging experts to help us develop the future of imaging science.🔥

Apply today for current openings in 🔬 instrumentation development, 🧪 sample preparation & biology, and 🖥️ image analysis & software development ▶️ janelia.org/careers/scientific
#ScienceJobs

Ancient shade

'Indeed, an anecdote that arose in antiquity paints exactly this picture: Dionysius, on the eve of the split, requested that Plato not speak ill of him back at the Academy, prompting Plato’s haughty reply: ‘May the gods forbid that we have any reason to speak of you at all.’'

aeon.co/essays/what-the-contro

Endosome sorting sorted!
In their Review, Vaishnavi Ananthanarayanan and Greg Redpath discuss recent studies on the regulation of endosomal vesicle positioning and transport by motors and adaptors.

journals.biologists.com/jcs/ar

#JCSCellBiologyofMotors

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