Duke commits to enhance Primate Center
...ies of the unique locomotion, feeding adaptations, sensory capabilities and metabolisms of lemur species. Officials said that future studies will focus on the unique history by which lemurs and other prosimians evolved from an ancient common ancestor in parallel with anthropoids, the primate group that inclu...Specialized brain helped ancient reptiles fly and hunt
... the bigger neural center was necessary to process sensory data from the pterosaurs' wings, massive skin-cove...le fibers. "They recruited the wing as this extra sensory organ and linked it with neck, head and, ultimately, eye movement," Witmer said. "The body can chang...Protein biomarkers accurately and quickly diagnose ALS, find Pittsburgh researchers
...order, one with meningitis and one with autoimmune sensory motor axonopathy). CSF was used because it is in close contact with motor neurons and brain cells called glia affected by ALS and therefore may harbor high concentrations of diagnostic biomarkers. Using mass spectrometry to characterize protein peak...Brain's 'master molecule' produces same behavior in mice from three different psychostimulant drugs
...nia-like symptoms such as repetitive movements and sensory perception defects induced by the psychotomimetics were strongly attenuated in two of the three different mutant mouse lines, implicating a critical involvement of two distinct, but interacting, phosphorylation sites of DARPP-32 in the actions of LSD...Scientists discover how brain draws and re-draws picture of world
...ion and velocity. "We know the brain transforms sensory cues -- the arm's position and velocity, among other things -- into motor commands," says Shadmehr. "Our model suggests that it does so by multiplying signals of position and velocity to create what we call a gain field -- a system that allows the br...Hope available for patients with anemia and myelodysplastic syndrome
...alized or generalized itching due to irritation of sensory nerve endings) that resolved itself, diarrhea, transient urticaria (hives), and hypothyroidism in two patients.Researchers treated 45 patients, median age 72, who had red blood cell transfusion-dependent disease or symptomatic anemia. Each patient r...Automated analysis of bee behavior may yield better robots
... to grapple with differences between the motor and sensory capabilities of robots and insects, Balch added. Balch's research team members include graduate student Adam Feldman, Assistant Professor of Computing Frank Dellaert and researcher Zia Khan. More information about their project is available at bor...Chemical gradient steers nerve growth in spinal cord
...e found in the spinal cord. These neurons receive sensory signals such as pain, heat or cold from the primary neurons that reach from the hands or feet, for example, to the spinal cord. The commissural neurons relay those signals up the spinal cord to the nerve cells that process the information in the bra...Cells' ability to open blood's floodgates hinges on unexpected factors
...und the same results in brain regions that process sensory information from rat whiskers. In the new paper, the same effects were detected in the rat retina and visual region of the brain during optical stimulation. Williamson and his co-authors have also revealed that the increased NADH/NAD ratio activates ...Gene essential for development of normal brain connections resulting from sensory input discovered
... in initiating changes in the brain in response to sensory experience, a finding that may provide insight int... birth, but do not develop normally in response to sensory experience after birth. This parallels some learning disorders in humans where the child appears no......his recent research focuses on discovering how the sensory nerves in these organs perform when in motion. Suc...eption, and help optimize the design of artificial sensory aids for the deaf and blind. Rats' whiskers, which sweep back and forth to locate and appraise obje...Primates trade smell for sight
...n exclusive common ancestor, they do share another sensory feature: trichromatic color vision. In trichromatic color vision, three retinal protein pigments, called opsins, absorb various wavelengths of light, which the brain processes to produce full-color images. Apes and Old World monkeys carry three...Mice cloned from olfactory cells
...in Axel's laboratory generated mice with olfactory sensory neurons tagged using genetic marker molecules. Using standard cloning techniques, the researchers in Jaenischs laboratory then isolated individual neurons, removed nuclei from the tagged cells and introduced the nuclei into mouse eggs from which the ...New study seeks to establish mechanism between areas of the brain and continence
... cortical fMRI signal changes were detected in the sensory motor cortex in 10 of 10 subjects, cingulate gyrus... device. The cortical activity was detected in the sensory motor cortex in seven of seven subjects, the cingulate gyrus and prefrontal regions in four of seven...Mix of chemicals plus stress damages brain, liver in animals and likely in humans
... in this study were the cerebral cortex (motor and sensory function), the hippocampus (learning and memory) and the cerebellum (gait and coordination of movements). Abou Donia's earlier studies demonstrated severe damage to the cingulate cortex, dentate gyrus, thalamus and hypothalamus.(The thalamus is the m...Top US scientist honored with prestigious award
...ution to the understanding of the genetic basis of sensory disorders. Prof. Petit was the first researcher to...nd molecular defective mechanisms. Her work on the sensory system also led her to identify genes responsible for Kallman syndrome, the only hereditary human di...Biochemistry and Molecular Biology: Research at the Interface of Biochemistry and Human Health
... fight or flight response as well as virtually all sensory receptors. Since the beta adrenergic receptors respond to the hormone adrenaline, continuing research on these receptors in the Lefkowitz laboratory is contributing to the development of a wide range of drugs to treat disorders including heart disea...Wasps' brains enlarge as they perform more demanding jobs
... working outside the nest where there is a complex sensory environment with higher light levels. Finally, they have to leave the nest to forage for materials and then locate their way home to the nest." He said social insects have relatively large mushroom bodies compared to solitary insects, such as butte...Rockefeller University scientists take on controversial 'vibration theory' of smell
...t it will smell like. This is different from other sensory stimuli that are defined by simple physical properties. Color, for example, is defined by the wavelength of light. While experiments conducted in this study were not designed to confirm the "shape theory," the results support the theory favored by mo......duce profound effects on the performance of animal sensory systems. His research with fruit flies, then, also is pertinent to biological clock function in mammals. "Distinct rhythms are present in so many organisms, spanning the evolutionary chain of microbes, plants, animals and humans," Hardin said. "O...