Solving the puzzle of Henry VIII
Blood group incompatibility between Henry VIII and his wives could have driven the Tudor king's reproductive woes, and a genetic condition related to his suspected blood group could also explain Henry's dramatic ...
Biologists link sexual selection and placenta formation
Sexual selection refers to species' selection for traits that are attractive to the opposite sex. This special type of natural selection enhances opportunities to mate, the tail of male peacocks being an ...
Hundreds of Natural-Selection Studies Could be Wrong, Study Demonstrates
(PhysOrg.com) -- Scientists at Penn State and the National Institute of Genetics in Japan have demonstrated that several statistical methods commonly used by biologists to detect natural selection at the molecular ...
Nanoparticles may cause DNA damage across a cellular barrier
(PhysOrg.com) -- Scientists have shown in the laboratory that metal nanoparticles damaged the DNA in cells on the other side of a cellular barrier. The research, by the University of Bristol, is published ...
Study uncovers secrets of a mollusk's unique bioceramic armor
MIT researchers uncover the secrets behind a marine creature's defensive armor—one that is exceptionally tough, yet optically clear.
Rewinding development: A step forward for stem cell research
Scientists at the Danish Stem Cell Center, DanStem, at the University of Copenhagen have discovered that they can make embryonic stem cells regress to a stage of development where they are able to make placenta ...
Study: Mom's blood test can reveal Down syndrome
Scientists in Europe report they were able to diagnose Down syndrome prenatally by giving a simple blood test to pregnant women, an approach that might one day help them avoid the more extensive procedure used now to detect ...
Length of pregnancy influenced by placenta structure
The nine-month pregnancy in humans is influenced by the structure of the placenta, according to new research into the evolution of reproduction in mammals which ends a 100-year mystery.
Do we clamp the umbilical cord too soon?
The timing of umbilical cord clamping at birth should be delayed just a few minutes longer, suggest researchers at the University of South Florida's Center of Excellence for Aging and Brain Repair.
Discovery of plant 'nourishing gene' brings hope for increased crop seed yield and food security
University of Warwick scientists have discovered a "nourishing gene" which controls the transfer of nutrients from plant to seed - a significant step which could help increase global food production.
Scientists discover new source for harvesting stem cells
A groundbreaking study conducted by Children's Hospital & Research Center Oakland is the first to reveal a new avenue for harvesting stem cells from a woman's placenta, or more specifically the discarded placentas ...
Active management of the third stage of labor reduces risk of bleeding
Active management of the third stage of labour means that women lose less blood than with a more expectant approach, reveals a thesis from the University of Gothenburg, Sweden, in conjunction with Sahlgrenska University Hospital.
Placenta-derived stem cells may help sufferers of lung diseases
An Italian research team, publishing in the current issue of Cell Transplantation (18:4), has found that stem cells derived from human placenta may ultimately play a role in the treatment of lung diseases, such as pulmon ...
Brooding fishes take up nutrients from their own children
In the pipefish, the male cares for the offspring. Apart from the ones he sucks the life out of. The discovery of filial cannibalism in the pipefish is now creating a stir in the research world.