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Olfactory in Medical News

Brain's Olfactory Bulb Grows With Sense of Smell

Finding could lead to better treatment when problems occur THURSDAY, June 19 (HealthDay News) -- The olfactory bulb in the brain -- the brain's "smell center" -- may change in size as a person's sense of smell changes, a German study reports. In this study, researchers at the Unive...

Drug Might Restore Sense of Smell

...th theophylline had increased levels of this growth factor and restored some of the sense of smell. These cyclic nucleotides are growth factors for olfactory (related to smell) and other neural tissues. "I had earlier done the first total protein analysis of saliva and mucous to learn what was in there, ...

Decrease in sense of smell seen in lupus patients

...hat involves specific areas of the brain. In fact, olfactory dysfunction is seen in various central nervous sys...rch in mice has shown that NPSLE-like symptoms and olfactory impairment might be induced by autoimmune mechanis...t this has not been explored. A new study assessed olfactory function in SLE patients and found that there is a...

A woman's nose knows body odor

...ability to block underarm odor through a method known as cross-adaptation. olfactory adaptation refers to the loss of sensitivity to an odor when one is constantly exposed to that odor. olfactory cross-adaptation occurs when the nose adapts to one odor and then also beco...

Institute for Neurodegenerative Disorders Deploys OpenClinica EDC solution for Large Parkinson's Study

...e Parkinson's Associated Risk Study (PARS). PARS is a clinical study to develop a pre-motor Parkinson disease (PD) cohort using a combination of olfactory testing and dopamine transporter imaging to detect those at risk for PD. This ambitious project will recruit up to 15,000 study subjects from through...

HSN to Debut Sensa Weight-Loss System January 26

...n more than 20 years of his research linking human olfactory senses to appetite and overeating. HSN will ...0 years of his research and theories linking human olfactory senses to appetite and over-eating, Dr. Alan Hirsc...e on food, which Dr. Hirsch believes stimulate the olfactory senses and trigger satiety. Sensa has become a le...

War Vets With Headaches Could Have Brain Problems

...ith their sense of smell, the study found. "The olfactory nerves are very small, so when there's movement, t.... "The study points to the possibility of using olfactory testing to look for people who might benefit from ...l testing," Young said. "The good news about these olfactory tests is that they don't require computers, so in ...

The miseries of allergies just may help prevent some cancers, study finds

... glia (which participate in signal transmission in the nervous system, and whose stem cells are exposed to chemicals from the nasal epithelium via the olfactory tract), and pancreatic cells (which can be exposed to intestinal contents if the intervening sphincter malfunctions) "can sometimes come into direct c...

Scientists find how neural activity spurs blood flow in the brain

...of the nervous system. Murthy and colleagues studied this process in the olfactory bulb, which processes odors. "When a mouse encounters a scent, discrete loci in its olfactory bulb are activated, which in turn increases blood flow in those spots," Mur...

Coffee Beans May Be Newest Stress-Buster

...ickest way is to smell them," Vinson said. "Caffeine gets into the brain via the blood stream. Here, aromatic molecules get into the brain through the olfactory system. The levels in the air are parts per million, so obviously these are minor components in the air. But they are doing something." Previous st...
Olfactory in Medical Dictionary

Olfactory

Olfaction refers to the sense of smell. This sense is mediated by specialized sensory cells of the nasal cavity of vertebrates, and, by analogy, sensory cells of the antennae of invertebrates. For air-breathing animals, the... The olfactory system is the sensory system used for olfaction, o...

Sneeze

... compare prices at TheFind.com. Shop online for thousands of great items like the Tabletop Sneeze Guards. The balmy red-headed moppet gives his olfactory rendition of A sneeze is a reaction in the nose in which air and mucus (the ... people sneeze their eyes ... When people sneeze the speed...

Smell

...s. ... When the smell receptors are stimulated, signals travel along the olfactory ... smell v. , smelled or smelt , smelling , smells . v.tr. To perceive the scent of (something) by means of the olfactory nerves ... SYNONYMS smell , aroma, odor, scent. ... olfaction n. The ...

Metastatic brain tumor

...astatic Brain Tumor . Metastatic brain tumors (also known as secondary brain tumors ) arise from a ... Metastatic Brain Tumors . olfactory neuroblastoma. Schwannoma. Sphenoid sinus cancer ... Surgery may be used for metastatic brain tumors when there is a single lesion ......

Anosmia

... links to personal experiences, discussion forums, medical search engines, olfactory research and treatment institutions, and related topics. List of 22 ...clopedia. ... anosmia - absence of the sense of smell (as by damage to olfactory nasal tissue ... Brief and Straightforward Guide: What is Anosmia ?...
Olfactory in Biological News

Neuroscientists discover long-term potentiation in the olfactory bulb

CLEVELAND May 3, 2009 Ben W. Strowbridge, Ph.D, associate professor of Neuroscience and Physiology/Biophysics, and Yuan Gao, a Ph.D. student in the neurosciences program at Case Western Reserve University School of Medicine, are the first to discover a form of synaptic memory in the olfactory bul...

Odd protein interaction guides development of olfactory system

Scientists have discovered a strange mechanism for the development of the fruit fly antennal lobe, an intricate structure that converts the chaotic stew of odors in the environment into discrete signals in the brain. The fruit fly antennal lobe is analogous to the olfactory bulb in humans. R...

Penn study on olfactory nerve cells shows why we smell better when we sniff

Unlike most of our sensory systems that detect only one type of stimuli, our sense of smell works double duty, detecting both chemical and mechanical stimuli to improve how we smell, according to University of Pennsylvania School of Medicine researchers in the March issue of Nature Neuroscience. ...

Evolutionary shifts in olfactory sensitivities in fruit flies

How do an animal's senses change as it evolves to occupy a new ecological niche? By comparing the olfactory system of the fruit fly Drosophila melanogaster, which feeds from multiple fruit types, with that of its sibling species D. sechellia, a specialist particularly drawn to a single fruit type, ...

Cracking the olfactory code in bees

In a new study, researchers present a “cautionary tale?about what may go wrong when using the fledgling science of proteomics to devise a diagnostic test for cancer. In the February 16 issue of the Journal of the National Cancer Institute, researchers from The University of Texas M. D. Anderson ...

Penn State entomologists seek fungus to blunt mosquitoes' sense of smell

...ce will be separated out from those that are uninterested. Once the researchers know the individual mosquito's behavior, they will investigate their olfactory receptor neurons to see if the fungus has impaired the mosquitoes' ability to smell. When the researchers identify fungi that will impair mosquito sme...

Laughing hyenas, wailing levees, the sound of cheese and blaring bagpipes

... structures and discuss her plans to work out their physiological purpose. "We have already found many specializations and adaptations in the eyes and olfactory systems of deep-sea fishes; it is reasonable to think that their hearing should also be important in the dark," says Deng. The talk "Comparative s...

New findings in taste and smell

...ntiation and migration of neurons derived from the olfactory placode Odor discrimination in mouse models of s...rding, labeling, and tracing study Pregnancy and olfactory sensitivity Expansion, engraftment and multi-lineage potency of mouse neonatal olfactory neurospheres Evidence for a chemosignal in human...

Creating ideal neural cells for clinical use

...on . When the C-NPCs created using the Terskikh protocol were transplanted into mice, they became active neurons and integrated into the cortex and olfactory bulb. The transplanted cells did not generate tumor outgrowth. "The uniform conversion of embryonic stem cells into neural progenitors is the first...

Penn researchers demonstrate a new model for drug discovery with a fluorescent anesthetic

...thetic discovery. Using confocal microscopy to image the distribution of the protein, the team found that 1-AMA localizes largely in the brain and olfactory regions, unlike some general anesthetics which spread widely throughout the body. Ideally, clinical anesthetics would have a very focused target area ...
Olfactory in Biological Technology

RSCI Announces World-Leading Stem Cell Science Advisory Board

...ts, rejected traditional bone marrow stem cells as a too-limited source for the neurological stem cells required to repair injured spinal cords. Using olfactory stem cells harvested from the patient's own nose, Dr. Lima transplants the cells at the spinal cord break utilizing the successful OMA transplant surg...

Repair Stem Cell Institute Announces Science Advisory Board

...ts, rejected traditional bone marrow stem cells as a too limited source for the neurological stem cells required to repair injured spinal cords. Using olfactory stem cells harvested from the patients' own nose, Dr. Lima transplants the cells at the spinal cord break utilizing the successful OMA transplant surg...

ABR-Affinity BioReagents Finalizes Agreement for Distribution of Osenses Antibodies in the U.S., Canada and Europe

...xperimental research tools to scientists who are active in the increasingly important realm of sensory neuronal research." Encompassing antibodies for olfactory receptors, market proteins and stem cells, the Osenses product line will round out ABR's existing antibody portfolio, which now comprises more than 36...

DNA sensors found to be an effective artificial nose

... receptor types that recognizes the molecule of interest. An example is the olfactory receptors in the main olfactory system of vertebrates. This study not only highlights DNAs potential fo...
Olfactory in Biological Products

Rabbit Anti-Human Olfactory Receptor, Family 2, Subfamily H, Member 3 Polyclonal Antibody, Unconjugated from IMGENEX

Description: Peptide-affinity Purified Polyclonal Antibody to Olfactory Receptor, Family 2, Subfamily H, Member 3...
Company:IMGENEX

Rabbit Anti-Olfactory Receptor LS189744 Polyclonal Antibody, Unconjugated from Abcam

Description:... Rabbit polyclonal to olfactory Receptor LS189744 ( Abpromise for all tested applications)....
Company:Abcam

Rat Frozen Neuronal Tissue Microarray from Zyagen Laboratories

Description:...mmunohistochemistry and in situ hybridization. Tissues: Cerebellum, Entorhinal cortex, Frontal cortex, Posterior cortex, Hippocampus, Hypothalamus, olfactory bulb, Pons, Striatum, Medulla, Thalamus, and Spinal cord...
Company:Zyagen Laboratories

Rat Paraffin Neuronal Tissue Microarray from Zyagen Laboratories

Description:...mmunohistochemistry and in situ hybridization. Tissues: Cerebellum, Entorhinal cortex, Frontal cortex, Posterior cortex, Hippocampus, Hypothalamus, olfactory bulb, Pons, Striatum, Medulla, Thalamus, and Spinal cord...
Company:Zyagen Laboratories

Mouse Frozen Neuronal Tissue Microarray from Zyagen Laboratories

Description:...mmunohistochemistry and in situ hybridization. Tissues: Cerebellum, Entorhinal cortex, Frontal cortex, Posterior cortex, Hippocampus, Hypothalamus, olfactory bulb, Pons, Striatum, Medulla, Thalamus, and Spinal cord...
Company:Zyagen Laboratories

Mouse Dopaminergic Neuron Differentiation Kit, 2nd Generation from R&D Systems

Description:...e dopaminergic (DA) neurons give rise to extensive forebrain dopamine innervation ( e.g.projections to the caudate nucleus, putamen nucleus accumbens, olfactory tubercle, and several cortical regions and limbic regions, including the amygdala, lateral septum and ventral hippocampus). The basic organization of ...
Company:R&D Systems
Olfactory in Biological Definition

Brain

... Rabbit brain 1: olfactory bulb 2: cerebral cortex 3: cerebellum ...ntennal lobes, which are similar to the mammalian olfactory bulb , and the mechanosensory neuropils which rece...rum. An outgrowth of the telencephalon called the olfactory bulb is a major structure in many animals, but in...

Cilium

...egment of the rod photoreceptor cell in the human eye is connected to its cell body with a specialized non-motile cilium. The terminal fiber of the olfactory neuron is also a non-motile cilium, where the odorant receptors locate. Almost all types of the mammalian cells have a single non-motile cilium calle...

Olfaction

...water). In vertebrates smells are sensed by the olfactory epithelium located in the nose and processed by the olfactory system . Contents showTocToggle("show","...e bananas ), whereas some others cannot. Each olfactory receptor neuron in the nose expresses only one fu...

Stem cell

...a large cranial defect in a human patient [5] . olfactory adult stem cells have been successfully grown by P...005, p. 4): Adult stem cells isolated from the olfactory mucosa (cells linking the inside of the nose invol...iven the right chemical environment. These adult olfactory stem cells appear to have the same ability as embr...
Olfactory in Biological Dictionary

Olfactory nerve

... The olfactory nerve , or cranial nerve I, is the first of twelve cranial nerves. The specialized olfactory receptor neurons of the olfactory nerve are located in the ...

Olfactory bulb

... The olfactory bulb is a structure of the vertebrate forebrain ... animals, the... Regeneration and Rewiring the olfactory Bulb . Richard M. Costanzo ... receptors continue to establish new connections in the adult olfactory bulb . ... As described below, ...

Olfaction

...nly due to ... Disorders affecting olfaction ... it particularly important to test olfaction ? ... Our Chemical Senses: Olfaction . Experiment: olfactory Fatigue. Developed by ... To view the Teacher Guide and Student Guide, you must have ... Insect Olfaction ... Intended for elementary and seconda...

Mucosa

...c guides. Diagnostic checklist, medical tests, doctor questions, and ... olfactory mucosa autografts were transplanted ... mucosa may contribute to its effectiveness, the 2 cell. types in the olfactory mucosa known to be useful in repair ... balancedfitnss: 30mins to dinn...

Cell body

... skin ... cell body (soma, perikaryon)-contains the nucleus and many of the cell's ... Their cell bodies are located in the retina, the olfactory epithelium, and the ... Biological Warfare, Biology, Biome, Biophysics, Biosphere, Biotechnology, Birds, ... Nerve cells consist of a cell bod...

Antennule

...sed Grooming Setae ... in normal seawater make it very adherent to antennule cuticle and 2) Glu ... There exists a diversity of sensilla in the olfactory organ – the antennule . ... by internal factors (molt stage) and external factors (damage to the antennule ) ... No question about it&#8230...
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