Same-sex mating discovered in a toxic fungus
...ual fruiting occurred strictly through the asexual division of cells into identical clones, Heitman said. That left scientists with a conundrum. C. neoformans has a defined sexual cycle involving both mating types. "Yet, how can sexual reproductive potential be maintained in an organism with a largely unisexu...A healthy internal clock keeps weight off
...rsity and head of the endocrinology and metabolism division at Evanston Northwestern Healthcare. Quoting Duke ...rsity and head of the endocrinology and metabolism division at Evanston Northwestern Healthcare. Quoting Duke Ellington, Bass added, "It don't mean a thing if i...Faulty body clock leads to obesity and diabetes
...ogy and physiology at Northwestern and head of the division of endocrinology and metabolism at ENH. "We don't know too much about how clocks control eating and metabolism in normal individuals, but now we have shown that weight gain and abnormalities in metabolism, including diabetes, result if this interna...Use of PET can reduce, may eliminate more strenuous drug development trials with animals
... of 45Ti-Transferrin." Welch, a co-director of the division of radiological sciences at Washington University's renowned Mallinckrodt Institute of Radiology and head of the institute's radiochemistry laboratory, explained that studies on the same living animal can be extended over a period of time, allowing r...Improved cancer treatments aim of new biology research program
...theories on the systems that regulate cell growth, division and differentiation. Understanding these systems may lead to the ability to control them, which could mean new cancer treatments using cell-based approaches rather than traditional treatments such as surgery, radiation and chemotherapy. "We plan to ...Scientists find microRNAs regulate plant development
... numerous genes that control the processes of cell division and cell expansion in specific plant tissues at specific stages during the plant life cycle - e.g. for leaves, roots, and floral organs to develop in the correct patterns and correct time sequence. Research reported in The Plant Cell shows that micro...Mosaic mouse technique offers a powerful new tool to study diseases and genetics
...in the duplication of each chromosome. Before cell division is complete, a special enzyme causes the exchange, or recombination, of the two engineered chromosomes. If one of those chromosomes contains a bad copy (mutation) of a gene, the recombination event could cause an offspring to inherit two bad copies ......ow a cellular "traffic cop" temporarily halts cell division so other processes can proceed. In an article pu...y breaking it apart, leading to the arrest of cell division during mesoderm invagination. When Volk and her team studied the newly-formed embryos of mutant fru...Galvani to receive Young Investigators' Prize from American Society of Naturalists
...arly career stage. Galvani, whose work is in the division of Epidemiology of Microbial Diseases , will receive her award and present a paper entitled "Epidemiology Meets Evolutionary Ecology" at ASN's joint meeting with the Society for the Study of Evolution and the Society of Systematic Biologists, to be h...Concurrent radiation, chemo, followed by surgery lengthens lung cancer patients survival
...proach," said lead investigator Albain, professor, division of hematology/oncology, department of medicine, Loyola University Chicago Stritch School of Medicine, Maywood, Ill. "If the whole lung needs to be removed, surgery may be too risky and for these patients, the best option is the combination of chemo...Large community-based clinical trial in older cancer patients suggests benefits of Neulasta
...iversity of South Florida College of Medicine, and division chief of the Senior Adult Oncology Program at the H. Lee Moffitt Cancer Center and Research Institute in Tampa, Fla. "This is the largest, prospective study of older patients demonstrating the feasibility of community-based clinical trials in these ...Mother birds increase progesterone to hatch females
... progesterone during the first meiosis -- the cell division that divides the sex chromosomes and genetically determines the sex of an offspring -- produces significantly more females. "For years, behavioral biologists have been trying to figure out how the females of a few species, such as the Seychelles war...Society of Nuclear Medicine professionals explore molecular imaging, present research highlights
...gner Lectureship. Gambhir, who is also head of the division of nuclear medicine and professor of radiology and...ield. Henry N. Wagner Jr., M.D., director of the division of radiation health sciences at Johns Hopkins University, Baltimore, Md., will once more discuss wha...Fibromyalgia patients may benefit from cough remedy, UF study finds
...ine with the University of Alabama at Birmingham's division of clinical rheumatology and immunology. "This is a topic that's actually received very little attention so far in the literature," Bradley said. "It would be a disservice to start to recommend that either patients or physicians begin experimenting r...ORNL nanoscience center 'jump starts' medical compound device
...d especially for them in minutes. Matteo, a former division director for CTI, a Knoxville molecular imaging firm, cited Tech 2020, an Oak Ridge regional economic development organization, and ORNL's Technology Transfer directorate for encouraging his project. He said establishment of the CNMS was the driver t...Clear rules needed to govern deep sea bioprospecting: UNU
...r how to regulate deep seabed bioprospecting. This division stems from limited knowledge about the environmental impacts and economic potential of deep seabed bioprospecting, combined with a strong sensitivity to countries' freedoms in international areas." "Ethical concerns have been raised with regard to th...Medical advances, new discoveries highlighted at Society of Nuclear Medicine's 52nd Annual Meeting
...ease. Henry N. Wagner Jr., M.D. , director of the division of radiation health sciences at Johns Hopkins University, Baltimore, Md., will announce his pick for the annual Image of the Year, an image that illustrates a direction he sees nuclear medicine heading in a dynamic and ever-expanding field. Tuesday,...Immune cells' genetic 'jam session' is controlled by cell division machinery
...s an extended-play dance remix. The basics of cell division are the same in both, but there's a heck of a lot ...y launches the DNA-copying machinery to start cell division also brings the jam session to a close, intricately connecting the two processes. "V(D)J recombinat......erial called microRNAs are necessary for stem cell division to take place, suggesting that microRNAs shut off the signals that stop cell division in most other cells. The findings were published online this week by the journal Nature . In the p......jointly with a short break separating the Virology division meeting. This year's meeting, for only the second time since 1966, will feature three concurrent congresses with bridging plenary sessions on topics common to all three congresses. The opening session on the evening of Saturday, July 23, will feat...