ultraviolet B and A
Genomic Mutation in Lines of Arabidopsis thaliana Exposed to Ultraviolet-B Radiation
... Studies that have attempted to estimate the rate of deleterious mutation have typically been conducted under low levels of ultraviolet-B (UV-B) radiation, a naturally occurring mutagen. We conducted ...
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Effects of Exogenous Nitric Oxide on Wheat Exposed to Enhanced Ultraviolet B Radiation
... Enhanced ultraviolet-B caused reduction of chlorophyll content and resulted in adaptive changes on photosynthetic apparatus such as thylakoid membrane, PSII system [4, ...
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Proteomics Uncovers a Role for Enhanced Ultraviolet B Radiation on Wheat Leaves
... UV-B that penetrates into wheat leaves tissues may af- fect important cellular macromolecules [9]. Some studies have been conducted the UV-B radiation could reduce the content of Rubisco in green leaves and ...
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Enhanced membrane binding of autoantibodies to cultured keratinocytes of systemic lupus erythematosus patients after ultraviolet B/ultraviolet A irradiation
... mechanisms remain obscure. We report experiments that show enhanced binding of IgG autoantibodies to the cell surface membrane of ultraviolet-B (UVB) irradiated (200-1,600 J/m2) cultured SLE keratinocytes ...
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Seasonal and diurnal variations in ultraviolet-B and ultraviolet-A irradiances at and below the sea surface at Helgoland (North Sea) over a 6-year period
... of ultraviolet-B radiation (UV-B; 280–315 nm) on living organisms has been extensively studied since the realisation that anthropogenic inputs to the atmosphere were causing significant reductions in ...
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Living in flowing water increases resistance to ultraviolet B radiation
... Ultraviolet B radiation (UV-B) is an important environmental driver that can affect locomotor performance negatively by inducing production of reactive oxygen species ...
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Cell membrane is a major locus for ultraviolet B induced alterations in accessory cells
... In vitro ultraviolet B (UVB) irradiation of human blood monocytes inhibits their accessory cell function for antigen- and mitogen-induced T cell responses. These studies were designed to characterize the ...
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Apigenin prevents ultraviolet B radiation induced oxidative stress and dna damage in human dermal fibroblasts
... Ultraviolet radiation elicits number of biological effects through reactive oxygen species and DNA damage. UVB- mediated cellular signaling induces numerous adverse reactions in the target tissues (Zhu and Bowden ...
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Cytoprotective effects of sinapic acid on human keratinocytes (HaCaT) against ultraviolet B
... other NER factors to be collected (Sugasawa et al. 1998). ERCC1 recognizes DNA damage, removes the damaged sites, and indicates cellular NER activity as the most im- portant gene for the recombination of homologous chro- ...
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Role of High Molecular Weight Hyaluronan in Ultraviolet B Light-Induced Transformation
... Punch biopsies of tumor-adjacent, phenotypically-normal dorsal skin were taken after euthanization upon completion of the 26-week study. These sections were fixed in formalin, embedded in paraffin, and cut into 5 μm ...
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Narrowband ultraviolet B light treatment changes plasma concentrations of MMP-3, MMP-9 and TIMP-3 in psoriatic patients
... Considering the fact that psoriatic biomarkers presented in the available literature are not entirely specific or sensi- tive, researchers are attempting to find parameters impli- cated in the pathogenesis of psoriasis, ...
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Effects of Cu2+ on Wheat Seedlings Exposed to Enhanced Ultraviolet B Radiation
... Chlorophyll content and activity of ATPase in thylakoid membrane of wheat leaves dropped significantly under enhanced UV-B while the activity of ATPase in plasma membrane of seedling roo[r] ...
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Ultraviolet B Radiation Alters Soybean Growth and Seed Quality
... imposed during mid-fruiting period. The protein, oil, fatty acid and sugar contents in soybean plants are critical to soybean seed industry and human and animal nutrition. Increased UV-B radiation altered soybean ...
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IMPACT OF UV-B RADIATION ON PHOTOSYNTHESIS - AN OVERVIEW
... Ultraviolet-B (UV-B) radiation constitutes a minor part of the solar spectrum, being most of this solar radiation absorbed by the UV-screening stratospheric ozone layer. Yet, a global depletion of ...
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Occupational Sunlight Exposure and Risk of Renal Cell Carcinoma
... Keywords: renal cell carcinoma, renal cancer, kidney cancer, vitamin D, ultraviolet, ultraviolet B, sunlight, occupational exposure, occupational sunlight exposure.... Methods: A hosp[r] ...
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Human clusterin gene expression is confined to surviving cells during in vitro programmed cell death
... (a) ultraviolet B (UV-B) irradiation of human U937, HeLa, and A431 cell lines, (b) in vitro aging of human peripheral blood neutrophils (PMNs), and (c) dexamethasone-induced cell death of the ...
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Vol 24, No 4 (2014)
... options are topical steroids, ultraviolet B phototherapy (UVB 280nm-320nm), photochemotherapy (PUVA i.e. psoralen plus UVA 329nm-400nm). Excimer laser and topical calcipotriol are also being used. Studies ...
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Obama inaugural address 2
... And so to all other peoples and governments who are watching today, from the grandest capitals to the small village where my father was born: know that America is a friend of each nat[r] ...
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The Daily Scoop 2017
... He thought that his wife’s primary condition of neurological disease had simply taken an awful turn and that there were no other factors of significance in this particular case.. This la[r] ...
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Irish, Scottish, Welsh assignment
... 'Welsh is an official British language, the oldest language in Europe and the most common in Britain after English.' Photograph: David Hunter/Robert Harding /REX.. Last weekend I took [r] ...
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