Running not swimming or biking is best kind of loading exercise for childrens bone growth
...ATP (adenosine triphosphate) signaling, and second messengers such as prostaglandins and nitric oxide. Specific targets of mechanical loading include the L-type calcium channel (alpha 1C isoform), a gadolinium-sensitive stretch-activated channel, P2Y2 and P2X7 purinergic receptors, EP2 and EP4 prostanoid recept...Dr. Harris receives NIH Javits Neuroscience Investigator Award
...focus on synapses where brain cells share chemical messengers called neurotransmitters and how these synapses change in size and number so information can be learned and remembered. "There have been a lot of people working hard together to develop the tools to investigate at the submicron level how the st...Genetic data crunching achieves milestone at Stanford
...eled cell extract and incubates it with the slide, messengers in the sample stick to the fixed DNA, showing which genes in the sample are active. Microarrays are especially useful for comparisons between normal and cancerous tissues or between different stages of development. Researchers use them to nose out th...Abundance of myostatin in infected swine may result in reduced muscle mass
...tokine molecules are the key, because they are the messengers used by the immune system to alter other systems that are relevant to growth," Johnson said. At the suggestion of co-author Jeffery Escobar, a former doctoral student now with the USDA/ARS Children's Research Center at the Baylor College of ...Fruit fly study points to treatment for fragile X syndrome
...receptors are the receiving molecules for chemical messengers called neurotransmitters, launched from one neuron to another to trigger nerve impulses in the receiving neuron. Reasoning that mGluR hyperactivity might underlie many of the pathologies of Fragile X syndrome, McBride and his colleagues tested whethe...Molecular messengers perform a crucial role in the ability of injured nerve cells to heal themselves
Long distance messengers star in many heroic tales, perhaps the most famous...titute of Science has now discovered how molecular messengers perform a crucial role in the ability of injured nerve cells to heal themselves. A nerve cell has a ...Institute for Medical Research scientists identify gene critical to type 1 diabetes
...ings: Other teams have studied other immune system messengers through this method of gene deletion and none were found to play a role in the development of the disease. Type 1 diabetes afflicts approximately one million people in the United States and studies show that it is on the rise worldwide. The disease i...'Second messenger' NAADP shows fast, dose-related impact on satiety cycle
...istory compared to other traditional intracellular messengers and many aspects of this molecule remain under investigation. However the potential of this new messenger as a therapeutic target should not be underestimated," she added....The ultimate spa: embryonic body wash controls left-right development
...face of the embryo's underside that wafts chemical messengers over to the left side of the body. This sets up a ...aid that the next step is identifying the chemical messengers involved in the right-left flow and decoding the messages that they carry. "This study not only give...Women, space travel and infection: Bed-rest study investigates female immune response
...nts' white blood cells divide normally and whether messengers of the immune system, called cytokines, are produced. Sonnenfeld also will study the frequency by which latent viruses are reactivated and whether participants mount an immune response to a harmless vaccine, phiX174, that is introduced during the s...Salk scientists overturn a dogma of nerve cell communication
...e of synapses. Neurotransmitters are the chemical messengers that nerve cells use to shuttle outgoing signals to adjacent neurons. Salk scientists refer to the release of neurotransmitters outside of synapses as "ectopic neurotransmission". Cell-cell communications in other parts of the nervous system may al...Asthma, allergies may reduce risk of brain cancer
... and GBM. IL-4RA and IL-13 genes code for chemical messengers called cytokines, which control how immune system cells communicate and behave. Ironically, these cytokines may calm the immune system in the brain by helping to inhibit inflammation, even though they also eventually lead to increased inflammation in...Endocannabinoids the brain's cannabis demonstrate novel modes of action to stress
...ances that are produced inside our brains that are messengers between brain cells. Our work involves trying to understand what these substances, endocannabinoids, are for." She said they are particularly interested in how endocannabinoids influence oxytocin cells in the brain, because because OT within the brai...Discovery of new dopamine action may yield alternative psychiatric drugs
...d. Neurotransmitters such as dopamine are chemical messengers that one neuron launches at receptors on another to trigger a nerve impulse in the receiving neuron. Receptors are protein switches on the surfaces of neurons that recognize neurotransmitters and translate their signals into a cellular response. Dopa...Immune system's distress signal tells bacteria when to strike back
...for example, have elevated cytokines the chemical messengers that trigger an immune response in the bowel. "These could signal the bug," said Alverdy, "then the bug strikes back and then the inflammation process snowballs." Because the bacteria in this case are "normal flora," people with no real infection ...Bad aftertaste? New sensory on/off switch may 'cure' bane of artificial sweetener search
...or leads to intracellular formation of such second messengers as IP3, cAMP, cGMP as well as activation of some ionic channels. "Termination of this signaling in most cases is initiated by receptor phosphorylation, a kind of common physiological 'on/off switch,'" Naim explained. In many cases, the activity of G...New techniques study the brain's chemistry, neuron by neuron
...cules, such as vitamin E, and explore the chemical messengers behind thought, memory and emotion. "In most organ tissues of the body, adjacent cells do not have significant differences in their chemical contents," said Jonathan Sweedler, a William H. and Janet Lycan Professor of Chemistry and director of the Bi...Mammalian transcriptome mapped, and it makes antisense
...e RNA transcripts for which they are complementary messengers and modulate their expression into proteins. In fact, synthetic antisense molecules have been widely used to inhibit conventional genes, including applications as anti-viral and anti-cancer drugs, which are currently on the market or in clinical tria...Symptoms of depression may worsen heart failure
...arge family of proteins called cytokines, chemical messengers that are mobilized when the body is injured or has an infection. These cytokines often cause inflammation in their effort to repair an injured or infected area of the body. In the case of heart failure, this inflammation makes it even more difficult ...Cells can reuse the chemical messengers that carry genetic information to the machinery that makes proteins. Sometimes cells shuttle the messengers to storage and later reactivate them to make proteins, according to new research. Learning how cells...