Tag: "bone" at biology news

New study indicates arsenic could be suitable as first-line treatment in type of leukaemia

... rapid accumulation of abnormal white cells in the bone marrow and the blood, resulting in anaemia, bleedi..., most patients will be able to avoid the need for bone marrow transplants." Arsenic compounds have been used in medicine for thousands of years,...

Winning combination to build bone density in children

...151; Prepubescence is a critical time for building bone mass in children. Strong bones are important for ...al activity are two ways one can positively impact bone density. But consuming the FDA recommended 800 milligrams of calcium per day, roughly the equivalen...

16 APS exercise research highlights, from reduced flu mortality to proteomics & obesity

...niversity, Indianapolis) Mechanisms for increasing bone mass by exercise. Mechanical loading through exercise builds bond mass, with the effects most pronounced during skeletal growth and development; rest periods reduce the effect of desensitization though it's unclear how this process is effected. 2.4....

Preclinical safety study shows adipose-derived stem cells improve heart function after heart attack

...ther sources of regenerative-capable cells such as bone marrow, skeletal muscle, embryonic and fetal tissue and rarer sources of stem cells. Additionally, regenerative cells from a patient's own adipose tissue (autologous-use) present no risk of rejection or disease transmission and avoid ethical concerns...

Spun from bone

...ructure and physical properties. The difference in bone and enamel microstructure is attributed to a key p...n enamel strand is 100,000 by 50 by 25 nanometers; bone is 35 by 25 by 4 nanometers. But how that protein achieves this feat of crystal-strand shape-shiftin...

No role for simian virus 40 in human pleural mesotheliomas

...iomas, and also some lymphomas, brain cancers, and bone cancers) have not consistently yielded the same results when repeated by other groups. This has fueled an ongoing debate over laboratory methods and the strength of the association of SV40 with these tumors. A study, published in the September 25 is...

Enzyme maintaining chromosome ends is linked to bone cancer recurrence, decreased survival

Children with the bone tumor osteosarcoma are more likely to experience a...ogy (JCO). Osteosarcoma is the most common primary bone tumor in children. Primary tumors are those originating in a specific place in the body rather than ...

A long-necked sea predator from China described in Science

...ieppel said their ideas are based on the preserved bone structures, biomechanics and the complexities of hunting in water, a dense medium that can alert prey to a predator's presence long before it strikes....

'Fossil genes' reveal how life sheds form and function

...y away, leaving relics as diagnostic as any fossil bone and providing scientists with important clues to biological functions discarded as an organism adapts to its environment. Indeed, probing the genomes of three other species of yeast that are unable to metabolize galactose, the Wisconsin scientists fo...

Tips from the Journals of the American Society for Microbiology

..., an infection in the gums which can cause loss of bone and teeth. Although periodontal disease rarely occurs in healthy children, research suggests that the bacteria that cause infection later in life may be present at a very early age. "Although periodontal disease is rare in hea...

JCI table of contents September 15, 2004

...inal degeneration by intravitreally injected adult bone marrowderived lineage-negative hematopoietic stem ...h peritoneal macrophages and immature DCs from the bone marrow of Cot/Tpl2/ mice showed increased IL-12 expression in response to CpG-DNA. Northern blot ana...

Peering inside the body, with a new spinliterally

...cially at the boundaries of organs and tissues and bone or air cavities such as lungs and sinuses. Here, the large magnet used in NMR generates small magnetic fields that broaden the spectral lines so much that information about those fine details is lost. Wind's slow-spin technique, which can generate de...

Columbia research to examine gene influence on severity of peridontal disease, therapy response

...ntreated and inflammation spreads to ligaments and bone that support the teeth. The disease is the leading cause of tooth loss in adults. Currently, periodontitis is classified into two groups chronic and aggressive that are categorized based on clinical signs after consideration of medical and oral he...

Proteins show promise for mosquito control

...ngue fever (so painful it's commonly called "break bone fever"), several forms of encephalitis, yellow fever, and West Nile virus. And the numbers are increasing. The World Health Organization estimates that there are 300 million cases of mosquito-borne diseases annually. Malaria is the biggest killer, cl...

NJIT professor receives Presidential Award for breakthrough research with adult stem cells

...help patients suffering from spinal cord injuries, bone and cartilage damage and related diseases. Treena...ework for stem cells, allowing the cells to repair bone as the biomaterial degrades. Arinzeh performed animal studies on rats with bone defects; she also di...

Bone marrow cells routinely help with wound healing

...ington. Previously, researchers had not known that bone marrow contributed to the development of new skin ..., which supported the work. "This study shows that bone marrow stem cells, in addition to cells from the surrounding tissue, may actually contribute to the ...

Genuine stem cells found in skin might treat hair loss, wounds

...ls found in tissues throughout the body--including bone marrow, muscle, and skin--are defined by the abili...bout 14 percent of genes upregulated in embryonic, bone marrow, and neuronal stem cells also showed heightened activity in both groups of stem cells in the ...

The birth of a beak

... with activity levels of a specific protein called bone morphogenetic protein 4 (BMP4), according to a gro...nd regulating major developmental events including bone differentiation. Deregulation of BMP pathway activity has also been linked to some tumor growth. To ...

Men from early middle ages were nearly as tall as modern people

... was used to estimate skeletal height. The longest bone in the body, the femur comprises about a quarter of a person's height. According to Steckel's analysis, heights decreased from an average of 68.27 inches (173.4 centimeters) in the early Middle Ages to an average low of roughly 65.75 inches (167 cm) ...

Select research highlights from current AACR journals

...d in cancer therapy for ovarian cancer and certain bone marrow tumors. In rat models for fibrosarcomas, Ab...e and letrozole was shown to significantly prevent bone loss, enhance bone mechanical strength and lower serum cholesterol levels. The inhibitor drugs act b...

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