cell & molecular biology, genetics & genomics
RNA Protects “Naked” Genomes from Retrotransposons
RNA Protects “Naked” Genomes from Retrotransposons
Shawna Williams | Jun 30, 2017
Transfer RNA fragments prevent jumping genes from hopping around in the mouse embryo, when histone methylation can’t do the job.
Molecular Trigger for Organ Rejection in Mice Identified
Molecular Trigger for Organ Rejection in Mice Identified
Diana Kwon | Jun 27, 2017
The cell-surface receptor, SIRP-alpha, initiates the innate immune response in hosts.  
Analysis of Mouse Genes Reveals Novel Disease Models
Analysis of Mouse Genes Reveals Novel Disease Models
Diana Kwon | Jun 26, 2017
The International Mouse Phenotyping Consortium aims to characterize the entire mouse genome, starting first with more than 3,300 genes. 
Ribosomal DNA Copy Numbers Decrease in Some Cancers
Ribosomal DNA Copy Numbers Decrease in Some Cancers
Abby Olena | Jun 22, 2017
An analysis of human cancer genome projects uncovers a counterintuitive loss of ribosomal gene copies.
Gut Feeling
Gut Feeling
Ruth Williams | Jun 22, 2017
Sensory cells of the mouse intestine let the brain know if certain compounds are present by speaking directly to gut neurons via serotonin.
Selfish Yeast Genes Encode Both Toxin and Antidote
Selfish Yeast Genes Encode Both Toxin and Antidote
Diana Kwon | Jun 20, 2017
By spreading a poison and hoarding the remedy, wtf4 improves its chances of being inherited. 
234-Year-Old Tree Has Impressively Stable Genome
234-Year-Old Tree Has Impressively Stable Genome
Jef Akst | Jun 20, 2017
Genomic analysis of an oak tree that lived during Napoleon’s time supports the idea that plants somehow avoid the accumulation of mutations in their stem cells.
New Antibiotic Resistance Genes Found in Soil Microbes
New Antibiotic Resistance Genes Found in Soil Microbes
Ashley Yeager | Jun 19, 2017
The discovery of peptides, enzymes, and other gene products that confer antibiotic resistance could give clues to how it develops.
Mutation Linked to Longer Life Span in Men
Mutation Linked to Longer Life Span in Men
Jef Akst | Jun 19, 2017
A deletion in a growth hormone receptor gene is tied to an average of 10 extra years of life among men, but not women, according to a study.
Sex Reversal Mystery Explained?
Sex Reversal Mystery Explained?
Jef Akst | Jun 15, 2017
A proposed mechanism for how bearded dragons with male chromosomes hatch as females at high temperatures