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image: Silencing Surprise

Silencing Surprise

By | June 1, 2015

A chromatin remodeler in embryonic stem cells clears the DNA for mRNA transcription while stifling the expression of noncoding transcripts.

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image: Looking for Latent HIV

Looking for Latent HIV

By | May 1, 2015

Sequencing HIV integration sites suggests that clonally expanded T-cell populations may not be the main source of latent virus.

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image: Soluble Signal

Soluble Signal

By | May 1, 2015

An immune protein previously thought to mark inactive T cells has a free-floating form that correlates with HIV disease progression.

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image: Manipulative Microbiomes

Manipulative Microbiomes

By | April 1, 2015

Gut bacteria control tumor growth via the mammalian immune system.

3 Comments

image: Rethinking Telomeres

Rethinking Telomeres

By | March 1, 2015

Not only do telomeres protect the ends of chromosomes, they also modulate gene expression over cells’ lifetimes.

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image: B Cell Bosses

B Cell Bosses

By | February 1, 2015

Gut bacteria in mice spur regulatory B cells to differentiate and release an anti-inflammatory cytokine.

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image: Nibbled? No Problem

Nibbled? No Problem

By | February 1, 2015

Making extra copies of their genomes allows some plants to better withstand damage.

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image: Fertility Treatment Fallout

Fertility Treatment Fallout

By | January 1, 2015

Mouse offspring conceived by in vitro fertilization are metabolically different from naturally conceived mice.

7 Comments

image: A Long Line of LINEs

A Long Line of LINEs

By | September 1, 2014

Different mechanisms repress mobile DNA elements in human embryonic stem cells depending on the elements’ evolutionary ages.

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image: Precisely Placed

Precisely Placed

By | September 1, 2014

Vein patterns in the wings of developing fruit flies never vary by more than the width of a single cell.

3 Comments

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