Search Results for: mutations
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2,448 results for: mutations
- Genetics
How to rewire the eye
The cutting-edge technology called optogenetics may offer a workaround to partially restore vision even after the retina’s light-sensing rods and cones die.
- Genetics
E. coli’s mutation rate linked to cells’ crosstalk
When E. coli cells are in smaller crowds, their genes mutate at an increased rate.
- Animals
Bowhead whales may unlock the secrets to a long, healthy life
Analyzing the genome of the bowhead whale may help scientists understand how the animals live for more than 200 years.
- Neuroscience
Cold War collaboration probed possible viral cause of ALS
A mid-1960s collaboration between American and Soviet researchers explored a possible viral cause of ALS.
By Beth Mole - Life
Human evolution tied to a small fraction of the genome
Natural selection has concentrated on a small portion of the human genome, and mostly not on genes themselves.
- Neuroscience
Study of psychiatric disorders is difficult in man and mouse
Studying human psychiatric disorders in animals presents a challenge. A new study highlights one of the ways scientists can study human mutations by slipping them into mice.
- Genetics
DNA disorganization linked to aging
Changes in the way that DNA is tightly packed in cells leads to mayhem that promotes the aging process.
- Neuroscience
Electrical zap of cells shapes growing brains
The electric charge across cell membranes directs many aspects of brain development, and changing it can fix certain brain birth defects.
- Genetics
Five mutations could make bird flu spread easily
Handful of alterations can turn H5N1 bird flu into virus that infects ferrets through the air.
- Health & Medicine
Resistance to key malaria drug spreads
Parasites that are less susceptible to artemisinin now affect several Asian countries.
By Nathan Seppa - Animals
Flamboyant old bustards keep showing off
Among outrageously flirtatious birds called houbara bustards, old males may pay a penalty for years of extreme display.
By Susan Milius - Plants
From lemons to kumquats, roots of citrus variety dug up
Citrus fruits’ lineage is traced through chloroplast DNA, revealing both maternal and paternal heritage.