Tag: "baby" at biology news

Researchers Discover The Pattern Of Inheritance Of Non-Chromosomal DNA

...s and dads contribute equal amounts of DNAto their baby -- almost. Each parent donates one chromosome from each of the23 pairs humans have. But all cells also contain thousands ofnon-chromosomal DNA molecules located in small energy factories calledmitochondria. And only mitochondrial DNA (mtDNA) from the...

Cardinals Can Recognize Gender By Song, Columbia University Biologist Finds

...till not fully understood. By working with baby cardinals, Ayako Yamaguchi, postdoctoral researchscientist at Columbia, found that male birds can learn songs from adult females,and females from males. But as the birds grow, their songs become different,probably as the result of hormonal changes. ...

Out On A Limb: Young Burro Receives Artificial Leg At Colorado State

...d have bought 30 burros for what I've spenton this baby so far," doesn't regret his decision. "Realistically, I should probably have put the baby down," he said. "ButI felt responsible. I buy and raise these animals, and I feel I have to takecare...

Researchers Grow Healthy Human Placental Cells For Drug Research

...thy, and the woman went on to deliver a healthy baby with no complications. Kniss froze some of the woman’s trophoblast cells. Periodically, he and Ma thaw a few cells and seed them in the bioreactor. This is the first time such experiments have been done with cells that are both nor...

Rapid Population Growth Is Still A Problem

...ths toolder ages temporarily contribute to today's baby bust (which reflects themeasurement of the number ...ing ages in the 1950s temporarily contributed to a baby boom. If womenin a given country have the same number of children in their lifetime, but laterin th...

Amnesia After Sex: More Than A Washington Phenomenon

...me people do when they move their bowels,deliver a baby or have sexual intercourse can produce six to 12 hours oftransient global amnesia -- the inability to form new memories. Reporting in this week's issue of The Lancet, the Hopkins team reportsglobal amnesia in two men, ages 72 and 75, whose wi...

Scientists Find First Protein In Central Nervous System Junctions

... twolife-threatening human diseases. In one, stiff baby syndrome, some synapses inthe spinal cord fail to function properly. In the other, molybdenum cofactordeficiency, cells can't make proper use of molybdenum. "This is an amazing illustration of how wacky nature can be," saysJoshua R. Sanes, Ph...

Natural Childbirth Could Play A Role In Brain Development

... Boksa thinks theabsence of hormonal surges when a baby is born naturally may play a role,because these may be important for brain development. Boksa says we need moreevidence about the operation's effects. "I would question the Caesarean sectionof convenience," she says. "There's a lot of discuss...

First Dinosaur Embryo Skin Discovered -- Unhatched Embryos Are First Ever Found Of Giant-Plant Eating Dinosaurs

...ding the first glimpse of the soft tissue covering baby dinosaurs. The extraordinary new fossils represent...he tiny embryos from Auca Mahuevo had hatched, the baby dinosaurs would havestarted life a mere fifteen inches long and grown to an adult size approachingfo...

Fetal Surgery For Spina Bifida Still Under Investigation At VUMC

...spinal cord from the intrauterine environment, the baby willdevelop more normally. If you expose the spinal cord to the fluid, the babydevelops neurologic lesions," said Bruner. This led Vanderbilt researchers first to the animal labs, then to a human studythree years ago for the first attempt at fetal s...

Montana State University Scientist Contributes To Latest Dinosaur Discovery

...phere andthe first to contain fossilized skin from baby dinosaurs. Jackson was not on the expedition last spring that initially discoveredthe 70 million- to 90-million-year-old egg site. Scientists from the AmericanMuseum of Natural History in New York and Argentina's Museo Municipal CarmenFune...

Biochemical Markers Could Help Identify Battered Children

...hatthis is further evidence that victims of shaken baby syndrome can suffer morewidespread damage than those who receive blows to the head. Kochanek warns that levels of a single biochemical are unlikely ever togive a definitive diagnosis of whether or not a child has been abused. Butanalysed tog...

Salmonella Vaccine Now Available For Poultry

...s. The new vaccine, Megan™Vac 1, is applied to baby chicks via spray in thehatchery. The vaccine stimulates immunity in the chickens, preventing Salmonella infection during the growing period which may result in contaminationand subsequent food borne infection of humans. In recently completed trials o...

Low Birth-Weight Risk Begins Early

...ers deemed to be athigh risk of a low birth-weight baby typically only increase the baby's weightby 2 or 3...ly predict extremely premature delivery and when a baby is bornprematurely there is often no obvious cause. Our study suggests that inadequatetransfer of n...

Life In Womb Determines Adult Health

...igns of fetal malnutrition are a low birth-weight baby and adisproportionately large placenta. However, ...ays a key role in programming. 6.) The developing baby will attempt to compensate for deficiencies in thewomb. But that compensation carries a price in lat...

Rare Fossil Shows Theropod Dinosaurs Are Fast, Dangerous 'Turbocharged' Reptiles

...tine, windpipe and even muscles," Jones said. "The baby dinosaur probably died in a shallow, still, saltwater marsh thatpreserved its structure incredibly well. It's like a Rosetta stone forpaleontology, and shows us more about dinosaur biology than we ever knewbefore." This type of physiology wo...

Rare Fossil Shows Dinosaurs As Fast, Dangerous

...tine, windpipe and even muscles," Jones said. "The baby dinosaur probablydied in a shallow, still, saltwater marsh that preserved its structureincredibly well. It's like a Rosetta stone for paleontology, and shows us moreabout dinosaur biology than we ever knew before." Of particular importance, t...

Scientists Use Bioengineering To Buy Time For Ailing Hearts

...blood keeps flowing throughout thebody, buying the baby time until surgery can be carried out to repair th...gene" directly into the necessary cells before the baby is born,"explains Dr. Rabinovitch. "We also anticipate that successful biologicalengineering of the ...

Reinventing Humans Is Focus Of Virginia Tech Program

...of children? Is it ethical tocreate the "perfect" baby through genetic technology, and who decides what"perfect" means? The forum is divided into three parts: morning discussion sessions providingbackground information; a main panel session featuring eminent presenters fromthe fields of political scienc...

Harbor Branch Web Developers Bring Adventures @Sea To Every Desktop

...ssistants reaching into the water and snatching up baby sharks for tagging andgenetic sampling. When Mary told me she wanted to try covering stuff like thatlive over the web, I was instantly sold on the idea. We got back in touch withDr. Gruber and immediately started making arrangements to join his nex...

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