Research team develops nonhuman primate model of smallpox infection
...ions," the authors wrote, "the intravenous variola primate modelhas already provided valuable insight into the pathogenesis of this exquisitely adapted human pathogen." In a related article in the same journal, Rubins and her colleagues examined the host gene expression patterns of hemorrhagic smallpox in th...International human genome sequencing consortium describes finished human genome sequence
...haracteristics that separate us from our non-human primate ancestors. The consortium's analysis found the distribution of segmental duplications varies widely across human chromosomes. The Y chromosome is the most extreme case, with segmental duplications occurring along more than 25 percent of its length. ...Pesticides may promote Parkinson's disease and exercise may offer protection
...ersity of Washington have developed a new nonhuman primate model of this disorder. They have shown for the first time that chronic exposure to the "organic" pesticide rotenone can cause Parkinson's-like pathology in monkeys. This finding builds upon their previous study in which they demonstrated that roteno...Emory study details dolphin brain evolution for the first time
...e reserved only for Homo sapiens and their closest primate cousins. Marino also holds adjunct appointments in Emory's psychology department and Center for Behavioral Neuroscience, and is a research associate at the Smithsonian's National Museum of Natural History, and in the Living Links Center for the Advan...Human embryonic stem cells promising for replacement of blood supply
...othelial cell development from human and non-human primate embryonic stem cells. This research uses embryonic stem cells to understand the earliest stages of blood cell development....Sexual competition drives evolution of a sex-related gene
...ontrolling semen viscosity evolves more rapidly in primate species with promiscuous females than in monogamous species. The finding demonstrates that sexual competition among males is evident at the molecular level, as well as at behavioral and physiological levels. The researchers, led by Howard Hughes Medi...Gene therapy shows promise in model of Parkinson's disease
...p, Lo Bianco notes, is to scale the system up to a primate model. The technique must be able to deliver genetic material to a sufficient number of cells to allow researchers to observe a beneficial effect. In addition, the therapy would have to be meticulously tested for possible side effects and long-term f...Efforts to clone primates move forward
... toward successful therapeutic cloning of nonhuman primate embryos. It is the first time researchers have app...hods developed in the Seoul laboratory to nonhuman primate eggs. Resulting cloned embryos progressed to the blastocyst stage, a developmental step in which the...New monkey discovered in Northeastern India
..., the Arunachal macaque---a relatively large brown primate with a comparatively short tail---is described in a forthcoming issue of the International Journal of Primatology. The last species of macaque to be discovered in the wild, the Indonesian Pagai macaque, was described in 1903. "This new species comes ...JCI table of contents, 3 January 2005
...lly simple and efficient, were recently applied to primate embryonic stem cells and resulted in the generatio...d with an agent called MPTP, which is considered a primate model for Parkinson disease. These transplanted cells were able to function as DA neurons and dimini...Transplantation of monkey embryonic stem cells reverses Parkinson disease in primates
...lly simple and efficient, were recently applied to primate embryonic stem cells and resulted in the generatio...d with an agent called MPTP, which is considered a primate model for Parkinson disease. These transplanted cells were able to function as DA neurons and dimini...The death of a very special chimpanzee
... he was suffering from. Hanner has convinced the primate centre to let him ship Clint's body to a museum. Curators there will preserve his remains, but it is unclear if any samples were taken and frozen immediately after his death, before decay set in. It would be a shame if this has not been done, says Ev...The Louis-Jeantet-Prize for Medicine 2005
...has focused on comparative evolutionary studies of primate genomes. His work aims to discover specific genetic changes that took place in the recent human evolution when our species acquired phenotypic traits that set it apart from our closest relative, the chimpanzee. By comparing the human genome and its f...Found: Missing sequence of the human Y chromosome
... which emerged during the past 30 million years of primate evolution, are significantly enriched in subtelomeric and pericentromeric sequences, and now comprise approximately 5% of the human genome, were considered to be one of the biggest obstacles to finishing the human genome sequence. "The identificatio...Chimpanzees show quality of relationship drives sense of fairness
...sense of fairness in two, closely-related nonhuman primate species implies it could have a long evolutionary history. The capuchin responses as well as those of the chimpanzees, the most closely related species to humans, could represent stages in the evolution of the complex responses to inequity exhibited ...'Man the Hunter' theory is debunked in new book
... new theory, based on the fossil record and living primate species, that primates have been prey for millions...e of primates, Sussman does extensive fieldwork in primate behavior and ecology in Costa Rica, Guyana, Madagascar and Mauritius. He is the author and editor of...Amgen's decision to block reinstatement of GDNF is faulted by a leading Parkinson's advocacy group
...tion involving high-dosage GDNF (in some non-human primate subjects) need to be investigated and understood. If subjects are willing to offer themselves for continuing GDNF infusion with all of these safety concerns fully explained and understood by the subjects, then the Parkinson community science as we...Scientists document complex genomic events leading to the birth of new genes
...l kingdom. Human chromosome 2 has always intrigued primate biologists; it formed from the fusion of two mid-s... and characterizing genes that are responsible for primate or human distinctiveness has been a major challenge to scientists. However, this work by Bork and h...... as well as insight into the parallel evolution of primate and bird brains. The smarts pecking order is based not on a single bird-in-cage test, but on 2,000 reports of feeding innovations that have been observed in the wild and published in the world's ornithology journals. "Initially, quite honestly, I did...