Diatom genome reveals key role in biosphere's carbon cycle
...rst genetic instruction manual of a diatom, from a family of microscopic ocean algae that are among the Earth's most prolific carbon dioxide assimilators, has yielded important insights on how the creature uses nitrogen, fats, and silica to thrive. The diatom DNA sequencing project, funded by the U.S. Dep...Commandeering cellular machinery: recognition mechanism to detect small molecules
...e development could provide a foundation for a new family of biologically-based mechanisms able to detect common drugs, chemical weapons and other small molecules. By allowing manipulation of this cellular protein machinery known as nuclear receptors the technique could also lead to new methods for produ......wing how and when various species branched off the family tree of primates and humans. Second, it confirmed ...human head lice, Pediculus humanus, to construct a family tree for lice showing when various species branched off from each other. Genes of modern lice also w...Columbia University scientist wins 2004 Nobel Prize
...lfaction. This is believed to be the largest gene family in the human genome. "I'm deeply honored and very pleased," said Dr. Axel. "This honor represents the long efforts of the many faculty, students and fellows who have worked within our laboratories at Columbia University Medical Center. I have re...HHMI researchers Richard Axel and Linda Buck win 2004 Nobel Prize
... a postdoctoral fellow in Axel's lab--discovered a family of genes that encode the odorant receptors of the ... that the odorant receptors are members of a large family of related proteins. So she looked for groups of genes that had certain similarities. Third, the gen...Putting physiology into the Nobel Prize: 2004 marks 100th anniversary of Pavlov's award
...y after the discovery in 1991 of a large multigene family of odorant receptors that several specific questions (about the nature of smell) could be answered."] Three years after the inception of the Nobel Prizes in 1901, Ivan Pavlov still the world's most famous physiologist won the award "for physiolog...September/October 2004 Annals of Family Medicine tip sheet
...for Many Problems, Record Fewer on Bill Visits to family physicians frequently involve the concurrent care ...sit that these findings suggest a mismatch between family medicine and current approaches to quality assessment, guideline implementation, education, research...New study will tackle three major killer diseases
...tland. The stability of the population also allows family trees to be traced back as many as eight generatio... study will also complete a questionnaire covering family medical history, dietary habits, physical activity and health habits including smoking....UCR researchers identify key plant enzyme that defends against multiple infections
...erial, fungal and viral infection. Caspases are a family of proteases, or enzymes that degrade proteins, which play an essential role in initiating and carrying out programmed cell death in animals. Caspase-like activities have also been shown to be required for the initiation of programmed cell death in ...New risks for bladder cancer identified by MIT team
...also identified six chemicals in the same chemical family that do not appear to be human carcinogens. Becaus...y has since identified a compound in the arylamine family that is a risk factor for bladder cancer in nonsmokers. In the current work, the researchers ...Experts present new research on hot topics in aging at GSA's annual meeting in Washington, DC
...Third, two presentations will focus on the role of family longevity by assessing sibling longevity data against different comparison groups. The symposium highlights the relative importance of personal vs. familial characteristics predicting longevity and survival. November 22 at 5:00 p.m. ...Embryonic stem cells correct congenital heart defect in mouse embryos
...latter is a short-range factor and a member of the family of WNT proteins. Both molecules are implicated in heart development and cancer. The authors demonstrated that IGF-I injected into the mother can cross the placenta and influence fetal cardiac development in the Id knock-out embryo. The Id knock-out e...Study describes basic mechanism in cell growth control involving damaged DNA
...ble target for drug development: a cellular enzyme family involved in preventing replication of damaged geno...division. Xiong's laboratory has been studying a family of enzymes called E3 ubiquitin ligases. These ligases place a long tail of ubiquitin molecules on pr...Why do African-American women have more pregnancy problems?
...ward health care, as well as socioeconomic status, family situations, education and transportation issues. This area, led by Briggett Ford, Ph.D., an assistant professor in the U-M School of Social Work, will evaluate the patient's role in health care disparities and look at how better coordinated and augm...Highlights of American Anthropological Assoc. meeting
... African presentations of tea and coffee, American family dinners, church teas. (4-5.45 p.m.) Pare...apan. Discussions about verbal abuse, harrassment, family based eldercare, violence against homeless people and violence on trains. (8-11.45 a.m.) Sahr...Channel protein converts vibrations to electrical signal
...the hair cell channel, the researchers turned to a family of ion channels known as TRPs, or transient receptor potential channels. "We thought the TRP family was a likely place to look for this channel, because many other TRP channels are involved in sensory......een the depressed and control individuals, but the family of genes that was most different and showed the hi...the mode of action of antidepressants. FGFs are a family of molecules that stimulate cell growth in many areas of the body, and are involved in the growth of...Scientists explain how morphogens work
... but in his new paper, Dr. Lin focuses on TGF beta family molecules that function as morphogens. His interest is in learning how the TGF beta morphogen works. Developmental biologists have considered and tested several theories that could explain how morphogens work. These theories include extracellula...Intracellular protein localization involved in new tumor progression pathway
...proper cancer therapies. Survivin is a member of a family of proteins that are inhibitors of apoptosis (IAPs), but the means by which survivin inhibits apoptosis remains largely unknown. Dario Altieri and colleagues, from the University of Massachusetts Medical School, investigated the where survivin is loc......nd the age of seven but refrained from telling her family or friends. In GW's case, people acquired a synaesthetic colour as she got to know them and the colour was then triggered whenever she was presented with the person's name or face. In contrast, a case discovered in the 1930s documents a seven y...