responses of terrestrial plants to ambient solar uv b

Environmental Adaptations and Stress Tolerance of Plants in the Era of Climate Change pptx

... 140:103–125 Bray EA, Bailey-Serres J, Weretilnyk E (2000) Responses to abiotic stresses In: Buchanan BB, Gruissem W, Jones RL (eds) Biochemistry and molecular biology of plants American Society of Plant ... Italy Abdul Wahid Department of Botany, University of Agriculture, Faisalabad 38040, Pakistan Haibo Xin Key Laboratory of Photosynthesis and Environmental Molecular Physiology, Institute of Botany, ... indicator for the close relationship of the photorespiration (peroxisomes) to the synthesis of GB Besides this, recently a biosynthetic pathway of GB from glycine with the involvement of two...

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Báo cáo khoa học: "Effects of propranolol in combination with radiation on apoptosis and survival of gastric cancer cells in vitro" ppsx

Danh mục: Báo cáo khoa học

... Expression of b1 - and b2 -adrenergic receptors in SGC7901 and BGC-823 cells Because propranolol is a b- adrenergic receptor antagonist, the expression of b1 - and b2 -ARs was determined at both the ... Cell apoptosis analysis To detect phosphatidylserine externalization (on the surface of cell membrane), an indicator of early apoptosis, flow cytometry (FCM, BD Biosciences, USA) was Page of performed ... SGC-7901 and BGC-823 by RT-PCR and western blotting (A) Expression of bARs in human gastric cell lines SGC-7901 and BGC-823 at the mRNA level by RT-PCR Both of cell lines expressed b1 - and b2 -AR mRNA...

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Báo cáo y học: "A general framework for quantifying the effects of DNA repair inhibitors on radiation sensitivity as a function of dose" pptx

Danh mục: Báo cáo khoa học

... the presence and absence of chemical inhibitors of PARP activity The variable nature and magnitude of the effects of PARP inhibition on clonogenic survival among these cell lines offered a useful ... Biol 1999, 75:91-100 Boulton S, Kyle S, Durkacz BW: Interactive effects of inhibitors of poly(ADP-ribose) polymerase and DNA-dependent protein kinase on cellular responses to DNA damage Carcinogenesis ... used to express survival at a given dose, but the approach is general and may be applied to any other expression of survival To test the applicability of the approach, the model was fitted to a...

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báo cáo khoa học: " UV-B-induced signaling events leading to enhanced-production of catharanthine in Catharanthus roseus cell suspension cultures" pps

Danh mục: Báo cáo khoa học

... the UV- B- induced MBPK activity could not be completely inhibited by suramin To rule out the possibility that the inhibitory effects of suramin on responses triggered by UV- B are not due to the ... inhibitor of serine-threonine kinases, SB 203580, an inhibitor of P38 class of MAP kinase, PD 98059, an inhibitor ERKK class of MAPKK and SB 600125, an inhibitor of Janus kinases were used to ... afore-mentioned UV- B- induced responses and the UV- B- induced TIA biosynthesis The inhibitory effect of suramin on the UV- B responses supports role of a putative cell surface receptor in UV- B signal pathway...

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DETOXIFICATION OF TRICHLOROETHYLENE (TCE) USING SOLAR LIGHT/TiO2 IN A UV CONCENTRATING RADIATION SYSTEM

Danh mục: Môi trường

... December 1999 07 December 1999 09 December 1999 10 December 1999 80 06 December 1999 07 December 1999 09 December 1999 10 December 1999 06 December 1999 (Cl-) 07 December 1999 (Cl-) 09 December ... Schematic diagram of photocatalytic solar reactor - 39 - The dark reaction was initially carried out by injecting a sampling of TCE into the slurry of TiO2 to given a final solution of 50 ppm TCE ... reactor, which was exposed to solar light The reaction was run from 10 a.m to p.m., on a sunny day Under this condition, the TCE removal efficiency was found to be about 15%, and about 5ppm of...

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Tài liệu Báo cáo Y học: The effects of ring-size analogs of the antimicrobial peptide gramicidin S on phospholipid bilayer model membranes and on the growth of Acholeplasma laidlawii B ppt

Danh mục: Báo cáo khoa học

... thought to be common components of the outer monolayer of the lipid bilayer of bacterial membranes [18,19] Finally, we investigated the relative abilities of GS10, GS12 and GS14 to inhibit the ... state Permeabilization of phospholipid bilayers by GS ring-size analogs In order to determine the relative abilities of these three ringsize analogs of GS to permeabilize phospholipid bilayers, ... Inhibition of growth of A laidlawii B by GS ring-size analogs In order to extend the above studies to a living microbial system, we investigated the effect of these three ring-size analogs of...

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Báo cáo khoa học: Mutual effects of proton and sodium chloride on oxygenation of liganded human hemoglobin Oxygen afﬁnities of the a and b subunits potx

Danh mục: Báo cáo khoa học

... into the surrounding medium after photodissociation, to the number of the absorbed light quanta It should be pointed out that the ratio of the number of the dissociated O2 molecules to that of ... participation of the a subunit within HbA and the other with participation of the b subunit: hv ! ðaO2 ; bO2 ÞðaO2 ; bO2 Þ À ða; bO2 ÞðaO2 ; bO2 Þ þ O2 ka À ðaO2 ; bO2 ÞðaO2 ; bO2 Þ ! hv ð1Þ ðaO2 ; bO2 ... Therefore, to investigate the effect of NaCl on O2 binding to tetrameric HbA, the contribution of O2 rebinding with dimer to the total protein oxygenation must be taken into account and the effect of...

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Báo cáo khoa học: Prohibitin is expressed in pancreatic b-cells and protects against oxidative and proapoptotic effects of ethanol pdf

Danh mục: Báo cáo khoa học

... compilation ª 2009 FEBS J H Lee et al Effects of prohibitin in b- cells G1 A G2 G2E G2P G2EP His -PHB D His-PHB 30 kDa PHB G1 G2 G2E G2P G2EP PHB Histone H1 Actin PHB (arbitrary units) B E P < 0.05 1.4 ... tissue by inhibition of pyruvate carboxylase FEBS J 273, 568–576 30 Zhu B, Zhai J, Zhu H & Kyprianou N (2010) Prohibitin regulates TGF-beta induced apoptosis as a downstream effector of smad-dependent ... mitochondrial dye MitoﬂuorTM Red 589, conﬁrming translocation of exogenous PHB to the mitochondria (Fig 4B, C) A western blot of total cellular protein extracts using anti-PHB serum showed two bands in cells...

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báo cáo hóa học: " Pro-inflammatory gene expression and neurotoxic effects of activated microglia are attenuated by absence of CCAAT/enhancer binding protein b" potx

Danh mục: Toán học

... Then the beads were resuspended in 11 μL of IP Buffer Next, 90 μL of IP Buffer was added to a PCR tube with 10 μL of pre-washed protein Abeads Two micrograms of polyclonal rabbit C/EBPb antibody ... error of the mean (SEM) Results Characterization of C/EBPb+/+ and C/EBPb-/- single embryo secondary mixed glial cultures To study the role of C/EBPb in glial activation we used C/EBPb-null mice Because ... inhibitory C/EBPb isoforms is a common observation EMSA analysis with supershift experiments showed the presence of C/EBPb in bands I, II and III These bands may contain different C/EBPb isoforms...

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báo cáo hóa học:" Effects of alpha-calcitonin gene-related peptide on osteoprotegerin and receptor activator of nuclear factor-B ligand expression in MG-63 osteoblastlike cells exposed to polyethylene particles" doc

Danh mục: Hóa học - Dầu khí

... possible therapeutic options List of Abbreviations used CGRP: calcitonin gene-related peptide CGRP; OPG: osteoprotegerin; RANK: receptor activator of nuclear factor- B; RANKL: receptor activator of ... studies of the interaction of osteoclasts, osteoblasts, neurotransmitters, and the OPG/RANKL/RANK system have to be undertaken to gain a better understanding of the multifactorial process of aseptic ... regarding the influence of the neurotransmitter alpha-CGRP on bone metabolism have been controversial On the one hand, alpha-CGRP has been shown to be a physiological activator of bone formation [21]...

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báo cáo hóa học:" Effects of alpha-calcitonin gene-related peptide on osteoprotegerin and receptor activator of nuclear factor-B ligand expression in MG-63 osteoblastlike cells exposed to polyethylene particles" pot

Danh mục: Hóa học - Dầu khí

... possible therapeutic options List of Abbreviations used CGRP: calcitonin gene-related peptide CGRP; OPG: osteoprotegerin; RANK: receptor activator of nuclear factor- B; RANKL: receptor activator of ... studies of the interaction of osteoclasts, osteoblasts, neurotransmitters, and the OPG/RANKL/RANK system have to be undertaken to gain a better understanding of the multifactorial process of aseptic ... regarding the influence of the neurotransmitter alpha-CGRP on bone metabolism have been controversial On the one hand, alpha-CGRP has been shown to be a physiological activator of bone formation [21]...

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Báo cáo hóa học: "Effects of Pin-up Oxygen on [60]Fullerene for Enhanced Antioxidant Activity" pptx

Danh mục: Hóa học - Dầu khí

... E Niki, Arch Biochem Biophys 323, 137 (1995) doi:10.1006/abbi.1995.0019 19 H Takada, K Kokubo, K Matsubayashi, T Oshima, Biosci Biotechnol Biochem 70, 3088 (2006) doi:10.1271/bbb.60491 20 (a) ... Time / s Fig b- Carotene bleaching assay with linoleic peroxyl radical; (a) decay curves of absorbance at 460 nm (Abs460) and (b) plots of ln (Abs0/Abst) versus time in the presence of antioxidants ... Effects of antioxidant concentration on the observed pseudoﬁrst-order rate constants kobs of b- carotene bleaching with linoleic acid peroxyl radical at 50°C Values of kobs were obtained by monitoring...

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Báo cáo khoa học: "Influence of gestational age at exposure on the prenatal effects of gamma-radiation" pps

Danh mục: Báo cáo khoa học

... of lumbar vertebrae Fusion of thoracic vertebrae Absence of ribs Fusion of ribs Bifurcation of ribs Shortening of ribs Displasia of sternebrae Missing of sternebrae Hypoplasia of sternebrae Curvature ... Deformity of occipital bone Splitting of cervical vertebrae Abnormal arrangement of cervical vertebrae Abnormal ossification of coccygeal vertebrae Fusion of lumbar vertebrae Abnormal arrangement of ... et al Table Observations on the 18th day of mouse fetuses exposed to Gy gamma-radiation on different gestation days Observations No of mother No of implants No of embryonic death No of fetal...

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Báo cáo khoa học: " Dose-Incidence Relationships on the Prenatal Effects of Gamma-Radiation in Mice" pdf

Danh mục: Báo cáo khoa học

... Fusion of thoracic vertebrae Absence of ribs Fusion of ribs Wavy ribs Hypoplasia of ribs Displasia of sternebrae Missing of sternebrae Hypoplasia of sternebrae Curvature of tibia Absence of metatarsal ... Fusion of cervical vertebrae Deformity of occipital bone Splitting of cervical vertebrae Separating of cervical vertebrae Abnormal ossification of coccygeal vertebrae Fusion of lumbar vertebrae ... b 1.41±0.12 3.53±0.13 a 1.13±0.05 b 0.80±0.05 48 b b 67(60.91) b 1.34±0.15 3.41±0.16 b 1.09±0.05 b 0.76±0.04 79.09 26.36 b 80(100) b 0.92±0.08 b 2.71±0.22 b 1.02±0.04 b 0.72±0.02 72.5 98.75 b...

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Báo cáo khoa học: " Modulatory effects of chitosan adipate on the T and B lymphocyte subsets in mice" pps

Danh mục: Báo cáo khoa học

... esrevni ehT ]63,91[ srehto yb detroper neeb sah sa ,ytirap yb detavargga eb ot dnuof saw ,ecnalab ygrene evitagen a stcelfer hcihw ,noitatcal ylrae gnirud ssol noitidnoc ydoB ]62,7[ stroper suoiverp ... remraf eht ro/dna nairaniretev a yb devresbo sngis lacinilc yb desongaid erew )sisotek ro ,revef klim ,tnemecalpsid lasamoba( sredrosid cilobateM ]52,5[ h 42> rof enarbmem latef eht fo noitneter eht ... gniwollof eht fo ecneserp eht yb desongaid saw revef kliM yregrus yb detcerroc erew sesac lla dna ,nairaniretev a yb noitatlucsua lanimodba nopu dnuos gnignip a yb desongaid saw tnemecalpsid lasamobA...

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Báo cáo khoa học: "The Akt-inhibitor Erufosine induces apoptotic cell death in prostate cancer cells and increases the short term effects of ionizing radiation" pot

Danh mục: Báo cáo khoa học

... number of viable cells but does not provide information about the contribution of cytostatic or cytotoxic effects of the treatment under investigation Therefore, to gain insight into a combination ... regulation of Akt/PKB by the rictor-mTOR complex Science 2005, 307:1098-1101 Bozulic L, Surucu B, Hynx D, Hemmings BA: PKBalpha/Akt1 acts downstream of DNA-PK in the DNA double-strand break response ... revealed that ErPC3 is a potent inhibitor of Akt even in cells that are highly refractory to inhibitors acting upstream of Akt in the same pathway Because inhibition of Akt can lower the threshold...

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Báo cáo khoa học: "Effects of radiation therapy on tissue and serum concentrations of tumour associated trypsin inhibitor and their prognostic significance in rectal cancer patients" doc

Danh mục: Báo cáo khoa học

... plasminogen activator (uPA), and other members of the serpin family like plasminogen activator inhibitor (PAI-1), have also been found to play important roles in the remodelling of ECM [5] Trypsin ... called pancreatic secretory trypsin inhibitor (PSTI) and serine protease inhibitor Kazal type (SPINK1), is a biomarker of poor prognosis in colorectal cancer patients, both as assessed in tumour ... hydrolyses a variety of proteins and activates other MSPs and MMPs [8,9] TATI is a trypsin inhibitor that balances concentrations of trypsin and also functions as a weak inhibitor of other serine...

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Báo cáo y học: "Short- and long-term effects of anti-CD20 treatment on B cell ontogeny in bone marrow of patients with rheumatoid arthritis" ppsx

Danh mục: Báo cáo khoa học

... samples of BM and PB to prospectively follow the ontogeny of B cells shortly after rituximab treatment and distantly, prior to the follow-up of rituximab treatment We show that rituximab achieves ... Collection of blood and BM samples Heparinized blood and BM aspirates of a volume of 10 ml each were obtained at baseline (n = 37) Blood and BM sampling was repeated one month (weeks to 6; n = ... 1a) The levels of total Ig levels as well as the circulating RF (Figure 2b) were similar between the rituximabnaïve and rituximab-treated groups Table Absolute numbers of B cells in bone marrow...

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Báo cáo y học: "Anti-inflammatory and arthritic effects of thiacremonone, a novel sulfurcompound isolated from garlic via inhibition of NF-κB" pptx

Danh mục: Báo cáo khoa học

... shown that inhibitors of NF- B may be useful in the treatment of inflammatory diseases including arthritis [21-23] Anti-inflammatory drugs have also been demonstrated to inhibit the NF- B pathway ... Abolition of the inhibitory effect of thiacremonone by DTT and glutathione GSH, and in the cells harboring mutant p50 on NO generation and DNA binding activation of NF- B binding activation of ... accompanied by a suppression of the inhibitory effect of thiacremonone on NO generation Thus, it is possible that the inhibitory effects of thiacremonone on NF- B activity may be mediated by oxidizing...

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Báo cáo y học: "Chemokine receptor expression and functional effects of chemokines on B cells: implication in the pathogenesis of rheumatoid arthritis" ppt

Danh mục: Báo cáo khoa học

... the numbers of cells were assessed The percentage of migrated cells was calculated by dividing the number of migrated CD27- or CD27+ B cells by the number of total cultured CD27- or CD27+ B cells ... microbead-coupled mAb and magnetic cell separation columns (Miltenyi Biotec, Auburn, CA, USA) Purity of CD19+ B cells was determined by flow cytometry, and was more than 95% To block CCR7, B cells ... synovial tissue B cells of RA (Figure 1b) The frequency of CD27+ by synovial B cells was significantly higher than that of peripheral blood B cells in RA subjects (Figure 2) (peripheral blood, 30.0...

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