physiology, immunology, developmental biology
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.
CRISPR Trial for Cancer Patients Proposed
CRISPR Trial for Cancer Patients Proposed
Katarina Zimmer | Jan 19, 2018
US researchers could become the first outside China to use the gene-editing technique in the clinic. 
How Gaining and Losing Weight Affects the Body
How Gaining and Losing Weight Affects the Body
Abby Olena | Jan 17, 2018
Millions of measurements from 23 people who consumed extra calories every day for a month reveal changes in proteins, metabolites, and gut microbiota that accompany shifts in body mass.
Researchers Develop a Technique to Regenerate the Mouse Thymus
Researchers Develop a Technique to Regenerate the Mouse Thymus
Jim Daley | Jan 12, 2018
The discovery reveals the role of a growth factor and endothelial cells in thymus repair, and could have implications for chemotherapy and radiation patients’ recovery following treatment.
Image of the Day: See You Later!
Image of the Day: See You Later!
The Scientist Staff | Jan 8, 2018
Developmental biologists take a close look at how alligator embryos grow. 
Maternal Response to Zika Damages Mouse Fetuses
Maternal Response to Zika Damages Mouse Fetuses
Catherine Offord | Jan 5, 2018
Signaling pathways triggered by the mother’s immune system may cause complications during fetal development.
Thousands of Mutations Accumulate in the Human Brain Over a Lifetime
Thousands of Mutations Accumulate in the Human Brain Over a Lifetime
Ruth Williams | Dec 7, 2017
Single-cell genome analyses reveal the amount of mutations a human brain cell will collect from its fetal beginnings until death.
Antiviral Immunotherapy Comes of Age
Antiviral Immunotherapy Comes of Age
Lucas Laursen | Dec 4, 2017
T-cell therapies are not just for cancer. Researchers are also advancing immunotherapy methods to protect bone marrow transplant patients from viral infections. 
Captivated by Chromosomes
Captivated by Chromosomes
Anna Azvolinsky | Dec 1, 2017
Peering through a microscope since age 14, Joseph Gall, now 89, still sees wonder at the other end.
Immune System Targets Diverse Viruses Using the Same Small Peptide
Immune System Targets Diverse Viruses Using the Same Small Peptide
Catherine Offord | Dec 1, 2017
A single receptor on natural killer cells recognizes an amino acid sequence conserved across Zika, dengue, and related pathogens.