Latest Stephen Quake Stories
Recent research has shown that tiny fragments of DNA circulating in a person's blood can allow scientists to monitor cancer growth and even get a sneak peek into a developing fetus' gene sequences.
More than 260,000 Americans are alive today thanks to transplant operations that have replaced their failing kidneys, hearts, lungs or livers with healthy organs donated by volunteers or accident victims.
The entire genomes of 91 human sperm from one man have been sequenced by researchers.
Using new technology that allows scientists to monitor how individual cells react in the complex system of cell signaling, Stanford University researchers have uncovered a much larger spectrum of differences between each cell than ever seen before.
When scientists first mapped out the human DNA in 2001, each attempt cost hundreds of millions of dollars and took an average of 250 people.
-- New Technology May Allow Development of Accurate Blood Test for Common Genetic Disorders Early in Pregnancy -- MENLO PARK, Calif., Jan.
Scientists say a prenatal blood test can determine if an unborn baby has Downâ€™s syndrome, without the risk to the fetus from past invasive testing methods, according to US researchers.
Pregnant women worried about their babies' genetic health face a tough decision: get prenatal gene testing and risk miscarriage, or skip the tests and miss the chance to learn of genetic defects before birth. But a new prenatal test could make this dilemma obsolete.
The fight against the liver disease hepatitis C has been at something of an impasse for years, with more than 150 million people currently infected, and traditional antiviral treatments causing nasty side effects and often falling short of a cure.
- Withering but not falling off, as a blossom that persists on a twig after flowering.