preclinical, cell & molecular biology
Infographic: From Sediments to Sequences
Infographic: From Sediments to Sequences
Catherine Offord | Feb 28, 2018
How to analyze ancient proteins
Fat Cells Travel to Heal Wounds in Flies
Fat Cells Travel to Heal Wounds in Flies
Kerry Grens | Feb 28, 2018
Previously considered immobile, these cells swoop in to seal epithelial holes and clean up cellular detritus.  
FDA Report on BPA’s Health Effects Raises Concerns
FDA Report on BPA’s Health Effects Raises Concerns
Ashley Yeager | Feb 28, 2018
The pre-peer review assessment finds the compound has “minimal effects,” but endocrinologists and others say key data have yet to come out.
Want to Boost Reproducibility? Get Another Lab Involved
Want to Boost Reproducibility? Get Another Lab Involved
Jim Daley | Feb 22, 2018
Including as few as two labs in a study improved the odds of getting the true effect size by as much as 23 percentage points, according to a replication model.
Nobel Prize–Winning Biologist Dies
Nobel Prize–Winning Biologist Dies
Catherine Offord | Feb 20, 2018
Günter Blobel, known for his work on the signal hypothesis of protein targeting, has died from cancer at age 81.
Stem Cell Vaccine Protects Mice From Cancer
Stem Cell Vaccine Protects Mice From Cancer
Ruth Williams | Feb 15, 2018
Stem cells and cancer cells have enough molecular similarities that the former can be used to trigger immunity against the latter.
Infographic: Skotomorphogenesis Versus Photomorphogenesis
Infographic: Skotomorphogenesis Versus Photomorphogenesis
Kerry Grens | Jan 31, 2018
Pectin fragments may signal plant cells to maintain a type of growth suited to darkness.
Image of the Day: Red-Hot Mitochondria
Image of the Day: Red-Hot Mitochondria
The Scientist Staff | Jan 29, 2018
Mitochondria may sustain temperatures more than 10 °C warmer than human cells, say researchers. 
Researchers Discover 10 New Immune Systems in Bacteria
Researchers Discover 10 New Immune Systems in Bacteria
Jim Daley | Jan 25, 2018
The findings more than double the number of known defense mechanisms, piquing the interests of molecular biology tool developers.
Investigation Questions Transparency for Failed TB Vax
Investigation Questions Transparency for Failed TB Vax
Jef Akst | Jan 11, 2018
The BMJ inquiry finds that researchers presented only select results from animal experiments when applying for funding and approval for human trials.