Tag: "bones" at biology news
Dating A Caveman
... above the layers containing Peking Man fossilized bones
is close to 400,000 years old. Previous studies, u...undisturbed limestone from the strata in which the bones
were found instead of studying the fossils themselves, as previous investigators had done. According...
From Corn Rootworms To Art, Cornell's Reactor Is At The Core
...o the film hanging on the light screen. No broken bones
here. Allee, a Cornell University doctoral student in entomology, is looking at film that shows a thin white line branching off in different directions. Around it are three or four tiny white marks, maybe 1/4-inch long -- the objects of her attenti...
Female Adolescents Need Calcium During 'Window Of Opportunity'
...rder called osteoporosis. This condition can cause bones
to become thin and weak, resulting in a greater chance of fractures and other injuries. In severe cases, osteoporosis also can cause a person's shoulders to round and the upper back to deform, resulting in the unfortunately familiar dowager's hump. O...
Maternal Lead Exposure Linked To High Numbers Of Cavities
...velopment of teeth. Inhumans lead is stored in the bones
for decades, and higheramounts than normal are released into the blood of women who arepregnant. These high levels reach the fetus at a time critical tothe development of teeth and salivary glands. The scientistsdiscovered another possibility: They f...
Largest Tyrannosaur Fossil Unearthed In Montana
... Rigby reports that the pubis, one of three main bones
in the pelvis,measures at least 52 inches, compare...re found entered the site and began digging up the bones
that remained in theground, including the skull. Contending they still own the land, they evidently...
Notre Dame Paleontologist Finds Damage Done To T. rex Skull
...belong to the Tyrannosaur discovered by Rigby. The bones
were turned over to the FBI by two unidentified pe...ed the site two weeks ago and began digging up the bones
that remained in the ground. The ranchers contend they still own the land, although a title search i...
Colorado State Anthropologist Finds Fossil Treasures In Africa
...motelimestone cave in Botswana, Africa: fossilized bones
of thousands of tiny bats, shrews, birds and frogs... really impressive because it's like a big pile of bones
glued together." Waddle said the main reason that not much is known about the evolutionary history ...
Purdue Research Shows Omega-3S Benefit Bone
...rdue University research shows that they also help bones
grow. "Past research showed that eating more omega... Society for Bone and Mineral Research, found that bones
of animals fed increased amounts of omega-3 fatty acids showed improved formation rates and were str...
Skull Of Refrigerator-Size Ancient Armadillo Finds A Home At UF
...ial fare to survive, he said. Unfused limb bones
indicate the specimen was a juvenile, which may gi...ting extinct Pleistocene mammals, who found rabbit bones
and armadillo shells sticking out of the vertical limestone cliff face in the Haile quarries. Six mo...
New Study Shows Dinosaurs From Gobi Desert Site Killed In Sudden "Sand Slides" Falling From Dunes - Study Also Reports First Dinosaur Tracks From Gobi
... The discovery indicates that the dinosaurs whose bones
are found at Ukhaa Tolgoddid not live in a howling, sterile desert, but rather in a stabilized dune fieldwhere plant life and rainfall were relatively abundantAuthors of the paper are: David Loope, professor and chair in the Department ofGeosciences...
UPCI Researchers Find Drug Improves Cancer-Fighting Ability Of Vitamin D
...in several ways. It increasescalcium release from bones
and calcium absorption from the intestines. At the same time, it causes kidneys to retain calcium so it is not released in urine. Hypercalcemia may result in confusion, constipation, nausea, vomiting, fatigue, kidney damage and even coma or death. ...
Iron Deficiency Increases Likelihood Of Bone Fractures
... suggests thateven mild iron deficiency may weaken bones
and make them more likely tobreak. The findi...ak than those of the rats on the healthy diet. The bones
were tested after the rats were sacrificed. According to Medeiros, the weakness in the bones
Rare Mutation Find May Offer Clues To Treating Osteoporosis
... Osteoporosis -- the thinning of hip and other bones
-- eventuallyaffects everyone who lives into later life, Wright said. For many of the oldest,the condition becomes a life-threatening medical emergency, and it promises tobecome a greater problem nationally as baby boomers age. "Bones of peop...
UPMC Researchers Report On Gene Therapy Advances
...and subsequently detected them at other organs and bones
ofthe treated mice. Presumably, these cells traff...such cells to deliver therapeutic collagengenes to bones
of OI patients so that we could potentially reduce bonefractures," commented Chris Niyibizi, Ph.D., ...
Vitamin D Deficiency Appears Common In Hospital Patients
... deficiency in adults can cause a softening of the bones
calledosteomalacia and is associated with an increased risk of fractures in theelderly. The team studied two groups of patients: 150 who were consecutively admitted tothe MGH medical service in March 1994 and 140 consecutively admitted inSeptembe...
Excavations In Prehistoric Chinese Cave Uncover Unusual Collections Of Large Mammals
... and making do." Additional analysis of the animal bones
will be done by WilsonTabor, an analytical chemist...atidepartment of environmental health. Many of the bones
were badlystained, and the researchers are looking for clear distinctionsbetween chemically altered ...
Link Made Between Human Growth Hormone, Bone Quality In Mice
... ofMichigan researchers. The trade-off for bigger bones
in adolescence, however,appears to be poorer bone ...een genes and mechanical forces, which control how bones
grow and develop. "This balance between structure and function has evolved over years of mammalianev...
New Fossil Discoveries Clinch Ancient Age Of Human Ancestor
...scientists questioned the antiquity of the fossil bones
described in the 1995 paper, which were found sandwiched at different depths between layers of rock and ancient soils, because a definite time of origin could not then be measured for the youngest layer. "The fossils found in younger deposits we...
Scientists Unearth Remains Of A Predatory Dinosaur In Madagascar
...l and a near-completeskull, and although the skull bones
were scattered over a 2-meter area, theywere remar...ialmates or threaten potential enemies. Its facial bones
were rough and wrinkledand it had a bony bump above its eye sockets. The bump likely was covered wit...
Mr. Ples Throws Scientists Into A Tizzy
...uded. To confirmthis result, they erased the skull bones
in the computer image to create avirtual brain. Then they fitted the brain back inside the skull. Back in St. Louis, Conroy analyzed an early hominid skull that sits onhis desk. This A. africanus, also from Sterkfontein, turned out to have a...
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