Most Recent

image: Week in Review: February 3–7

Week in Review: February 3–7

By | February 7, 2014

Federal stem cell regulations vary; Salmonella exploit host immune system; microglia help maintain synaptic connections; prosthesis re-creates feeling of touch

0 Comments

image: Stem Cell Lines Not Fit for Clinic

Stem Cell Lines Not Fit for Clinic

By | February 6, 2014

Most stem cell lines registered with the NIH don’t comply with the FDA’s guidelines for human use, according to a new report.  

0 Comments

image: Judges Side with FDA on Stem Cells

Judges Side with FDA on Stem Cells

By | February 6, 2014

A US federal appeals court maintains that stem cells proliferated in a lab must be regulated as a drug.

0 Comments

image: Meiosis Maven

Meiosis Maven

By | February 1, 2014

Fueled by her love of visual data and addicted to chromosomes, Abby Dernburg continues to study how homologous chromosomes find each other during gamete formation.

1 Comment

image: Week in Review: January 27–31

Week in Review: January 27–31

By | January 31, 2014

Stimulus-triggered pluripotency; antioxidants speed lung tumor growth; the importance of seminal vesicles; how a plant pathogen jumps hosts

0 Comments

image: New Method for Reprogramming Cells

New Method for Reprogramming Cells

By | January 29, 2014

An external stressor, such as low pH or a mechanical squeeze, can send differentiated mouse cells back to a pluripotent state.

4 Comments

image: Week in Review: January 20–24

Week in Review: January 20–24

By | January 24, 2014

Mistimed sleep disrupts human transcriptome; canine tumor genome; de novo Drosophila genes; UVA light lowers blood pressure; aquatic microfauna fight frog-killing fungus

0 Comments

image: New Suspect in Bee Colony Collapse

New Suspect in Bee Colony Collapse

By | January 21, 2014

A virus that causes blight in plants may contribute the catastrophic decline of honeybee colonies.

0 Comments

image: Older Trees Grow Faster

Older Trees Grow Faster

By | January 20, 2014

Mature trees soak up more CO2 than younger ones, a study shows, overturning a bit of botanical dogma.

3 Comments

image: Fewer Female Snail Penises

Fewer Female Snail Penises

By | January 14, 2014

Researchers are now spotting fewer cases of imposex—in which female sea snails develop male sexual organs—as a result of a chemical ban instituted in 2008.

0 Comments

Popular Now

  1. Running on Empty
    Features Running on Empty

    Regularly taking breaks from eating—for hours or days—can trigger changes both expected, such as in metabolic dynamics and inflammation, and surprising, as in immune system function and cancer progression.

  2. Athletes’ Microbiomes Differ from Nonathletes
  3. Stomach Cells Change Identity to Drive Precancerous State
  4. Mutation Linked to Longer Life Span in Men
AAAS