Tag: "man" at biology news
Old bones unearth new date for giant deer's last stand
...as at its most refined. The question is, did early man
develop an appetite for supersized deer? Professor Adrian Lister says: "Although we can now bring the extinction date forward by 3,000 years or so, we still can't tell what actually killed off these beasts. Man could have been the ultimate destroyer,...
Academics find that the finger of destiny points their way
...vels in men lead to spatial skills that can give a man
the ability to succeed in science. Other research has in the past also suggested that an unusually high level of testosterone can do the same thing by encouraging the development of the right hemisphere. "This right brain development is at the expens...
Warning from new SLU research: Usual test for vitamin deficiency can mislead doctors
...es earlier this year published the case of a young man
who abused nitrous oxide and devastating neurological damage to the spinal cord and peripheral nerves. The link to nitrous oxide was recognized and the patient recovered with B12 replacement. B12 deficiency also can be a consequence of ...
UCSD researchers find effective treatment for unusual fever syndrom caused by cold exposure
...ith 90 percent of them tracing their ancestry to a man
from Northern Europe who migrated to the U.S. in t...else would tell me that the problem started with a man
who got shipwrecked and was in cold water for a long period of time. The common thread was always c...
Census of Marine Life - Discoveries and Highlights 2004: Scientists add 4m+ records, 13,000 species
...g, increasing by hundreds the number of hooks each man
could fish. More fish were caught, but fishing was less selective; cod weighed, on average, 30 percent less. Comparison of historical and current data showed that the population of oceanic whitetip sharks in the Gulf of Mexico has dropped 99...
Genetic regions influencing male sexual orientation identified
...d several areas that appear to influence whether a man
is heterosexual or gay. The study, which is curren...es play an important role in determining whether a man
is gay or heterosexual," said Mustanski. "The next steps will be to see if these findings can be con...
How the brain creates false memories
...ette comprised of 50 photographic slides showing a man
stealing a woman's wallet, then hiding behind a do... and differed in small ways from the original--the man
hid behind a tree, for example, not a door. Two days later, the subjects took a memory test, which ...
'Man the Hunter' theory is debunked in new book
...d in research papers and popular literature, early man
was not an aggressive killer, argues Robert W. Sus...developed from a basic Judeo-Christian ideology of man
being inherently evil, aggressive and a natural killer. In fact, when you really examine the fossil ...
Defining male and female
...efing were held today in memory of David Reimer. A man
raised as a girl after a botched circumcision, Reimer played a key role in raising public awareness of gender ambiguity. He took his life in May 2004 at the age of 38....
Georgia Tech research indicates immune complications associated with combination medical devices
...sticated and represent an unprecedented melding of man
and machine. Combination products, devices that include a combination of drug, biological and device components, are expected to be the next big thing in biomedical devices. An example of a combination product is a tissue-engineered device that combi...
James D. Watson to recieve 2005 Othmer Gold Medal
..., leader, innovator, iconoclast, and extraordinary man
of science, James Watson fulfilled the alchemists' dream," said Arnold Thackray, president of CHF. "All of mankind is indebted to Jim. His scientific imagination and intellectual drive have opened the way to countless new therapies and the possibilit...
First step towards a non-invasive screening test for early signs of testicular cancer
...IS) in a semen sample from a 23-year-old man. The man
had been included in the researchers' study as a s...one of the healthy controls. He was a 23-year-old man
who was having a routine semen analysis because he and his partner had been trying unsuccessfully fo...
New slant on vision research: Neurons sensitive to viewing angle
...ng image. That is, if they first saw the face of a man
turned 30 degrees to the left, then saw his face head-on, they said the face was turned to the right. This "adaptation effect" occurred 80 percent of the time; normally, responses for both directions would be equally likely. Even if the test image wa...
Finger length predicts physically aggressive personalities, study shows
...o ring finger length can predict how inclined that man
is to be physically aggressive. Women do not show a similar effect. A psychologist at the University of Alberta, Hurd said that it has been known for more than a century that the length of the index finger relative to the ring finger differs between ...
JCI table of contents April 1, 2005
...ave limitations due to differences in how mice and man
develop the disease. In a study appearing online on March 3 in advance of the April 1 print issue of the Journal of Clinical Investigation, Stuart Tangye and colleagues from Centenary Institute investigate defects in humoral immunity in fourteen XLP...
What are little boys made of?
...ARLOTTESVILLE, Va., March 11, 2005 -- What makes a man
behave like a man
and a woman a woman? The answer may be partly in your genes. Researchers at the University of Virgi...
Men and women: The differences are in the genes
HERSHEY, PA For every man
who thinks women are complex, there's new evidence they're correct; at least when it comes to their genes. Chromosomes contain the set of instructions to create an organism. Men have one X chromosome and one Y chromosome, the latter being responsible...
X-chromosome tells the tale
...n genome." Every woman has two X chromosomes. Each man
has an X chromosome and a Y chromosome. In women, one of the X chromosomes is largely inactivated. Because there are actually few genes on the Y chromosome, inactivating most of one of the X chromosomes in women means that men and women each have one...
Mice with defective sperm offer clues to infertility in men
...sperm." "The majority of sperm that even a fertile man
makes appears abnormal," says Kissel. "The sperm defects we are seeing in the mutant mice are probably an enhanced phenomenon that occurs in normal, healthy mice as well." This research follows previous work by Steller's lab showing that caspases, ...
Winners of Tyler Environmental prize announced
...ether in the near future. Few know the name of the man
most responsible for those findings. The discovery several decades ago that tiny samples of ancient atmospheres are entombed in glaciers was an important step, as recognized by the Tyler Prizes given in 1996 to glaciologists Claude Lorius, Willi Dans...
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