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Tag: "nurture" at biology news

Not-for-profit publishers call NIH public access rule a missed opportunity

...ity of scientific societies to partner with NIH to nurture the next generation of scientists and future NIH grantees; and # It will create confusion and put authors at risk of inadvertently violating copyright agreements. "This is a missed opportunity that represents a waste of government resources," said M...

Wild grasses and man-made wheats advance research capabilities

...d species to a hexaploid wheat and then rescue and nurture the developing embryo to get a plant, he said. Hexaploid wheat has three genomes or sets of chromosomes. This is the makeup of the typical bread wheat. After such a cross, the initial plant will have genetic abnormalities. A series of crosses back t...

Rodent social behavior encoded in junk DNA

...e readily and were more apt to form pair bonds and nurture their young. "If you think of brain circuits as locked rooms, the vasopressin receptor as a lock on the door, and vasopressin as the key that fits it, only those circuits that have the receptors can be 'opened' or influenced by the hormone," added H...

Environment, not genes, key in family relationships

...ow, it appears, nature may play a larger role than nurture when it comes to family relationships between adolescents and their parents. Researchers from the University of Texas at Austin and George Washington University in Washington, D.C., used data on 674 families, each with a same-sex adolescent pair, to...

U-M scientists discover identifying markers for primitive blood-forming stem cells

...thelial cells produce substances that regulate and nurture the growth of these stem cells. If we can identify these growth factors, it could help us learn how to manipulate and grow colonies of HSCs outside the body, which could lead to new medical treatments for sickle cell anemia, leukemia and other types ...

Bigger brain size matters for intellectual ability

... be determined what the contribution of nature and nurture are to this cerebral size relationship with intelligence, Witelson said. She added that the results point to the need for responsibility in considering the likely future use of magnetic imaging (or MRIs) of brain structure as a measure of ability in ...

Phenotype is influenced by nature, nurture and noise

...r decades the relative importance of nature versus nurture in determining how an animal looks and behaves, and now UCSD scientists report that noise could also be an important factor in determining phenotype. In a paper in Proceedings of the National Academy of Sciences released online Sept. 30, the scient...

A surprising pair of proteins help make healthy eggs

...roteins that cause granulosa cells to multiply and nurture developing eggs. The finding, published in an advanced online edition of the Proceedings of the National Academy of Sciences, provides an important piece of the reproduction puzzle, and it points to possible drug targets for treating infertility and...

Medium is the message for stem cells in search of identities

...e effects are profound. Ultimately both nature and nurture influence the final identity of a stem cell, but in early stages it seems nurture is very important." In experiments, scientists confirmed a cell culture surface molecule called l...

Birds going extinct faster due to human activities

...e effects are profound. Ultimately both nature and nurture influence the final identity of a stem cell, but in early stages it seems nurture is very important." In experiments, scientists confirmed a cell culture surface molecule called l...

'Failed' experiment yields a biocontrol agent that doesn't trigger antibiotic resistance

...y sector, success at ConjuGon will ultimately help nurture future scientific innovations from the university. "Because WARF is the licensor of my patent, and the company is a licensee, ConjGon, if successful, will ultimately support more UW research," Filutowicz explains. A powerful, long-reaching impact...

Stem cells engage in dialogue with the cells that regulate their futures

... which contain tiny cradles made of cap cells that nurture stem cells. Each such cradle contains two to three stem cells preparing to become fly eggs that are cuddled in a niche composed of three to six cap cells. Cap cells adhere to stem cells and this close contact may allow cap cells to play critical rol...

Why aren't humans furry? Stone-Age moms could be the answer

...orn had to decide whether she had the resources to nurture her baby. The newborn's appearance probably influenced whether the mother kept or abandoned it. An attractive baby was more likely to be kept and reared. Harris' theory is that this kind of parental selection may have been an important force in ev...

Scientists seek useful traits in wild cottons

... emerging leaves of cotton seedlings. Those leaves nurture the plant while it is establishing roots and gaining strength." Treated seed and insecticides applied in the furrow at planting help farmers combat thrips, but these methods are expensive and often only provide a three-week window of protect...

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