Tag: "adult" at biology news
OneWorld Health compiles comprehensive state of infectious diarrhea treatments, potential solutions
...en with diarrhea. Most therapies today target the adult
travelers' market with little consideration for pediatric use. Some vaccines focus on one pathogen, such as rotavirus, although there are multiple causative pathogens. Efforts are also underway to prevent exposure to the pathogens responsible for di...
Breakthrough in understanding of hereditary disease of lymphatic vessels
... venous insufficiency, which affects 5-25 % of the adult
U of T study identifies possible stem cells in pancreas
...esearchers have identified individual cells in the adult
mouse pancreas capable of generating insulin-produ...and so our discovery of precursor cells within the adult
pancreas that are capable of making new pancreatic cells is very exciting," says Simon Smukler, a Ph...
Counting foxes before the last tally-ho
... shows that at the end of winter there are 225,000 adult
foxes living in rural Britain, with a further 33,0...far less precise methods, gave a figure of 252,000 adult
foxes in 1981 and 240,000 in 1995, compared to the new figure of 258,000 in 1999/2000. This suggests...
Embryonic stem cell therapy shows steady benefits in rebuilding infarcted heart
...eart disease exceeding 23 million, or 11.5% of the adult
population. Previously thought of as concentrated in rich countries, ischemic heart and related cerebrovascular diseases alone caused an estimated 17 million or 23.2% of deaths globally in 2000, WHO reported. A contributing cause of what some have ...
Stem cell research targets cerebral palsy
... that assist healing may one day help transplanted adult
stem cells integrate into an injured brain, helping children with cerebral palsy recover lost function, according to researchers at the Medical College of Georgia. "We know that we can get stem cells into the brain and they will turn into brain cells...
Infant rats eagerly accept high concentrations of alcohol upon first exposure
... sharply with the standard rejection of alcohol by adult
rats upon first exposure. This finding may have im... sharply with the standard rejection of alcohol by adult
rats upon first exposure. "The key finding of the study was the discovery that infant rats are vastl...
T. rex owes its giant size to the ultimate teenage growth spurt
... the Tyrannosaurus rex. T. rex reached its massive adult
size due to an extraordinary growth spurt that str...thirty years, one-third of which would be spent at adult
size. T. rex grew faster but had a shorter lifespan than an African elephant, the only living land a...
Leukemia stem cells identified by Stanford researchers
...mieson found that the cancer started when a normal adult
cell mutated and gained the ability to self-renew....vide, such as stem cells and embryonic cells. Most adult
cells don't make Wnt and can only divide a limited number of times. In collaboration with Roeland Nu...
Growing pains: T. Rex was teenage giant
...e 14 to 18, T. rex took on about 70 percent of its adult
mass, growing from a 1-ton carnivorous lizard to a bone-crushing, 6-ton dinosaur eating machine with few rivals in the prehistoric kingdom, according to FSU biologist Gregory Erickson. At the peak of this spurt, T. rex grew more than 4.5 pounds a day...
Joslin Diabetes Center launches research section on developmental and stem cell biology
... of years, particularly in identifying ways to get adult
pancreatic cells to grow and produce insulin. The ...jections. Scientists also are very interested in adult
stem cells, such as bone marrow or brain stem cells, which exist in tissues after birth, and are lik...
Jefferson scientists find gene expression pattern may predict behavior of leukemia
...hocytes, called CD5+ B cells. CLL, the most common adult
leukemia in the Western world, is characterized by an abnormal increase in the number of B cells. "We found two specific genetic signatures," Dr. Croce says. One expression pattern of miRNA genes in CLL correlated with a deletion of a chromosomal re...
Excess levels of nitrogen, phosphorus linked to deformed frogs
...ies make a tag team to create deformed frogs. The adult
parasite lives in birds, laying its eggs inside the bird; the eggs then get excreted as waste in a pond or wetland; the young parasite has evolved to seek out a ramshorn snail and invades the snail, staying inside for up to 20 days when it sheds out ...
Discoveries in neuroscience
...lt to recognize connexins' role. But mefloquine in adult
mice precisely and potently blocks connexins called Cx36 and Cx50. There are about 20 kinds of connexins in the brain and eye, as well in organs such as the heart, liver and pancreas. Cx36 is found in the brain; Cx50 is located in the lens. By specif...
Fundamental change to Immunology 101
...hymus, Schwarz and Bhandoola analyzed the blood of adult
mice for early progenitor cell populations. The only way to resolve the exact cell type was to correctly identify progenitors present in the blood, which is a tall order. "It's known that they must be there, but at very low frequencies," explains Bha...
Physics gravity model applicable to disease spread
...al disease, the researchers are now looking at how adult
diseases spread. "Transmission of measles depend...d. "We need to think about applying the models to adult
populations and to populations that have partial immunity." The researchers are working with the Na...
Manatee population rising in some regions, likely stalled or declining in others
...ates that these growth rates are largely driven by adult
survival, which has implications for both monitori...nt. "First, we need better estimates of adult
survival, especially in the Atlantic and Southwest regions; this involves a strong commitment to the...
LSU Vet School receives $9.9 million for infectious disease research
...mate Research Center; "Early RSV exposure leads to adult
airways disease," Stephania A. Cormier, Ph.D., Department of Biological Sciences, LSU College of Basic Sciences; "Host response in HIV-1 and microsporidia co-infection," Hollie Hale-Donze, Ph.D., Department of Biological Sciences, LSU College of Basi...
Gulf of Maine marine ecosystem may have entered new phase
... lobsters. The report cites an experiment in which adult
urchins were stocked in an area to see if they would survive and reproduce. Crabs ate most of the urchins. "The problem is, this 'trophic level dysfunction' is accelerating. Ecosystem changes persist for shorter and shorter periods of time bec...
Study shows impact of emotionally healthy fathers when mothers' poor mental health affects children
...The survey included a validated screen for serious adult
mental illness, including depression and anxiety disorders. Parents with scores in the upper 25 percent were considered to be in poorer mental health. The researchers also found that when a mother and father have poor mental health, the influence on...
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