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Histamine in Biological News

Canadian scientist mines drugs database for new diabetes treatment

... were discovered this way. However, these discoveries involved lengthy chemical syntheses starting with the natural chemical (adrenalin and histamine respectively). "Our method also begins with the natural chemical but rather than modifying it with a time-consuming and expensive chemical ...

Scientists mine drugs database for new diabetes treatment

... were discovered this way. However, these discoveries involved lengthy chemical syntheses starting with the natural chemical (adrenalin and histamine respectively). "Our method also begins with the natural chemical but rather than modifying it with a time-consuming and expensive chemical ...

Molecular mechanism of anaphylactic shock decoded

... persons, the presence of the allergen leads to the release of various substances (mediators) from immune cells in the blood. These mediators, e.g. histamine or leukotriene, cause an abrupt drop in blood pressure, lowering of body temperature, arrhythmia, respiratory distress, and acute reactions in ...

Lab test for allergy scoops national

... the cells causing the symptoms of allergy. Cellular activation can then be analysed to discover which of the allergens are prompting the release of histamine and other chemicals indicative of allergic reaction in the patient's blood. Dr Marcos Alcocer, a lecturer in the School of Biosciences, said: "The ...

Study helps explain how allergic reactions are triggered

... of Pathology at BIDMC and Instructor of Medicine at Harvard Medical School. Mast cells store inflammatory cytokines and compounds [including histamine and heparin] in sacs called granules, she explains. When the mast cells encounter an allergen pollen, for example they degranuate, releasing their ...

New test could help consumers avoid surprise headaches from chocolate, wine

... of light produced by the sample upon exposure to a laser beam. In the study, Mathies and colleagues used a prototype device to analyze tyramine and histamine concentrations in a variety of wines (both red and white), beer and sake. They found that the device accurately measured the biogenic amines present ...

White blood cells in lung produce histamine seen in allergies

... first to show that lung neutrophils can produce histamine in significant quantities, according to principal ... Caughey says the result could mean that histamine acts as a link between airway infections and ... that an infection in the airway would release histamine from mast cells, and that would be one of the ...

'Allergy cells' can aggravate cancer and psoriasis

... The body's mast cells are mainly associated with allergic reaction in the way they release histamine and other inflammatory substances. However, researchers at Karolinska Institutet have now demonstrated how the mast cells can also contribute to ...

Climate model links higher temperatures to prehistoric extinction

... cell-related diseases, such as asthma, may respond to IFNγ treatment." According to Ryan, mast cells are packed with granules containing histamine and are present in nearly all tissues except blood. When mast cells are activated, inflammatory substances such as histamine, heparin and a number of ...

VCU study shows hormone-like molecule kills cells that cause inflammation in allergic disease

... cell-related diseases, such as asthma, may respond to IFNγ treatment." According to Ryan, mast cells are packed with granules containing histamine and are present in nearly all tissues except blood. When mast cells are activated, inflammatory substances such as histamine, heparin and a number of ...

Disease diagnosis, biodefense among UH chemical research projects

... oxygen absorption in lung tissue. Czernuszewicz's research is focused on the roles of salivary nitrophorins in storing and releasing NO and binding histamine by using resonance Raman spectroscopic techniques as a probe of molecular structure. # Yuriy Fofanov, assistant professor of computer science and ...

Novel Therapy Tested in Mice Could Chase Away Cat Allergies

... a control. Then they added the cat protein that triggers allergic reactions to all the blood cell cultures. “We measured more than 90 percent less histamine in the cultures with GFD,?says Dr. Saxon. “Those results suggested that GFD successfully prevented the immune cells from reacting to cat allergen. ...
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