— mechanisms of biological interaction

THE IMPORTANCE OF BIOLOGICAL INTERACTIONS IN THE STUDY OF BIODIVERSITY pdf

Ngày tải lên : 28/06/2014, 08:20

... variety of life, in all its manifestations, at all its levels of organization, and including their complex interactions The biological interactions are, thus, a central aspect of the biological ... of the art of the academic research in the field of biological interactions in its widest sense The book X Preface has been divided in three sections correponding to the three main kinds of biological ... that this arrangement of chapters follows criteria of practicality, as the three kinds of interactions are often intermingled; for example, it is acknowledged that most of the interactions between...

402
575
1

Tài liệu The Acquisition of Drugs and Biologics for Chemical and Biological Warfare Defense - Department of Defense Interactions with the Food and Drug Administration doc

Ngày tải lên : 17/02/2014, 11:20

... Drug Application ORA Office of Regulatory Affairs ORO Office of Regional Operations OSD Office of the Secretary of Defense PB pyridostigmine bromide PEO Program Executive Officer PHSA Public Health ... (pbk.) Chemical agents (Munitions)—Safety measures Biological weapons— Safety measures United States—Armed Forces—Medical supplies United States Dept of Defense—Procurement United States Food and ... the important but often overlooked issue of DoD-FDA interactions RAND undertook this study for the Office of the Deputy Assistant to the Secretary of Defense for Chemical and Biological Defense...

99
600
0

Báo cáo khoa học: Unusual stability of human neuroglobin at low pH – molecular mechanisms and biological signiﬁcance docx

Ngày tải lên : 07/03/2014, 02:20

... understanding of the molecular features of Ngb in dictating its biological function is of great interest, especially considering the possible implications of this protein in the pathophysiology of conditions ... acid denaturation of Mb, Ngb and H64Q mutant of Ngb was followed by measuring the decrease in intensity of the Soret band (Ngb, kmax of 412 nm; H64Q, kmax of 406 nm; Mb, kmax of 409 nm) in the ... estimate of the stability of the Ngb fold at acidic pH was obtained by measuring the urea-mediated Fig Proteolysis of apoNgb and apoMb with pepsin Proteolysis of the proteins by pepsin (E ⁄ S of :...

13
495
0

MECHANISMS OF BINDING DIVERSITY IN PROTEIN DISORDER: MOLECULAR RECOGNITION FEATURES MEDIATING PROTEIN INTERACTION NETWORKS

Ngày tải lên : 24/08/2014, 09:56

... protein-protein interaction networks 1.7 Importance of MoRF Mechanisms in Hub Proteins Independent of their roles in hub protein interactions, intrinsically disordered proteins (IDPs) lack of specific ... size (∆ASA) of 400Å2 was used to discriminate biologically relevant interactions and non -biological interactions caused by crystal packing contacts in this study [73] The same cutoff was previously ... (5 to 25 residues) Of these, 452 complexes with small surface areas of interaction (

118
148
0

TITANIUM DIOXIDE NANOMATERIALS EFFECTS ON ENDOTHELIAL CELL BARRIER INTEGRITY a CASE STUDY OF NANOMATERIALS INTERACTION WITH BIOLOGICAL SYSTEM

Ngày tải lên : 09/09/2015, 08:17

... collective knowledge of nano-induced toxicity, only a few offers understanding of the interaction NMs with endothelial cells of the blood vessel The understanding of endothelial cell interaction with ... the byproduct of its damaging interactions with cell organelles Due to the abundance of possible interacting partners in the cell and the complexity of the interaction, the mechanism of TiO2NPs ... effect of TiO2-NPs on human life starts with identifying the potential release of TiO2-NPs throughout their life cycle Clear identification of the TiO2-NPs release profile will allow assessment of...

164
378
0

Mechanisms of polymer ca2+ interaction and their effects on the characteristics of alginate microspheres and films 3

Ngày tải lên : 14/09/2015, 17:43

... evidence of the presence of interactions between polymer molecules while tensile properties reveal the actual extent of interaction or association between constituent molecules The effect of polymer ... vibrations of the carboxyl groups and they provided strong evidence of cation-carboxyl interaction Cross-linking of sodium pectinate with Ca2+ resulted in a slight decrease in wavenumber of the asymmetric ... of double helices (Hermansson et al.,1991) However, in the presence of Ca2+, the aggregation of κ- carraggenan helices was limited, resulting in the formation of weaker gels The aggregation of...

37
246
0

Mechanisms of polymer ca2+ interaction and their effects on the characteristics of alginate microspheres and films 2

Ngày tải lên : 14/09/2015, 17:44

... the determination of amount of CaCO3 and volume of glacial acetic acid needed 103 CaCO3 was determined.The end point was marked by the first sign of complete disappearance of white CaCO3 particles ... cross-linking mechanisms and their effects on matrix integrity would assist in the control of the interaction between Ca2+ and alginate with the use of more appropriate cross-linking techniques C Mechanisms ... crosslinked using at least 0.15 g of CaCO3 Different amounts of CaCO3 were used in the study to evaluate the influence of various amounts of cross-linking agent on the gelation mechanisms C1.1.3 Medium...

32
285
0

Mechanisms of polymer ca2+ interaction and their effects on the characteristics of alginate microspheres and films 1

Ngày tải lên : 14/09/2015, 17:45

... microspheres Yield of blank microspheres (g) Ca2+ content of blank microspheres (mg) Mean size of drug-containing microspheres (µm) Degree of agglomeration (%) Drug content (%) Drug content of S microspheres* ... restricted the movement of the polymer chains On the contrary, the polymer chains composed of a higher proportion of M and MG blocks were more flexible and exhibited a higher degree of mobility during ... weight of the polymer.Thus, from Equation 7, it can seen that the viscosity has a direct relationship with molecular weight In this part of the study, the influence of molecular size of the polymer...

20
395
0

Báo cáo y học: "Proteomic analysis of mechanisms of hypoxia-induced apoptosis in trophoblastic cells"

Ngày tải lên : 31/10/2012, 15:12

... transfection of Bag-1 Morpho/AS to JAR cells did not alter the expression of PTEN after the exposure to hypoxia, which would mean that the expression of PTEN, and also that of Bcl-X, was independent of ... expression profiles of proteins involved in the mitochondrial (bcl-2, bax, and bcl-x, etc.) and stress reaction-related pathways of apoptosis (Fig 2) Table Altered protein expression of JAR cells ... calculated according to the formula: Changes in the level of phosphorylated JNK 1&2 (-fold of control) = absorbance of treated cells / absorbance of control cells All points were done duplicate X three...

9
499
0

IMPROVEMENT OF BIOLOGICAL SOLUBILIZATION AND MINERALIZATION PROCESS FOR FOOD WASTE

Ngày tải lên : 05/09/2013, 08:40

... deducting the sum of the cumulative amount of carbon in effluent from the start of experiment and the amount of carbon in the solid sample of the solubilization reactor from the total amount of carbon ... The biofilter consisted of a series of columns with expanded/foamed polypropylene as packing material and connected to the circulation tank Air was supplied to the circulation tank and biofilter ... as the amount of air in Run was supplied to the circulation tank in Run for the degradation of dissolved and suspended organic substances Biofilter was also installed, instead of coiled filter,...

8
424
0

Study on the Photolytic Mechanisms of Red 141 Dye Wastewaters with an 185nm Vacuum-UV lamp

Ngày tải lên : 05/09/2013, 09:08

... vacuum-UV photolysis of water (H2O-VUV) is still a field of active research compared to other AOPs (Oppenlander and Gliese, 2000) The special requirements of the VUV photolysis of water according ... related to the formation of high local concentration of hydroxyl radicals (OH.) and a series of other species (Gonzalez and Braun, 1995) within a photochemical reaction zone of less than 0.1 mm (Heit ... differentiation of the contributions on the decomposition of Re 141 in aqueous solutions by UV direct photolysis, OH generated from the excitement of water, oxygen, and H2O2, respectively Development of the...

9
470
0

ISOTOPE HYDROGRAPH SEPARATION FOR MODELING OF RUNOFF MECHANISMS OF ATMOSPHERICALLY DERIVED CHEMICAL AND RADIOACTIVE POLLUTANTS

Ngày tải lên : 05/09/2013, 09:08

... 22-23 of 2003 The amount of precipitation was 30 mm in total Figure shows the precipitation record of the studied event (Fig 2a) and the record of the river flow rate (solid line, Fig 2b) of the ... measurement, considering of their respective analytical errors A concept of two-component mixing was employed, in which it was assumed that runoff is composed of a mix of two components: one originating ... and by setting C1 and C2 as mentioned above, the fraction of new water evaluated for the main part of the runoff (0000 of Oct 22 to 1600 of Oct 23, 40 h in total) was found to be as shown in Fig...

10
439
0

Mechanisms of Unstable Nitrite Inhibition of Aerobic Phosphate Uptake

Ngày tải lên : 05/09/2013, 09:38

... some of PAOs can that, the inhibitory effect of nitrite will be reduced Hence, the purpose of this study is to examine the effect of anoxic activity of PAOs on reduction of inhibitory effect of ... Cycle Operations of SBRs for Cultivation of the Enriched PAOs - 66 - Journal of Water and Environment Technology, Vol 6, No.1, 2008 Table - Composition of Synthetic Wastewater Methods of nitrite inhibition ... presence of nitrite was 13 mgP.gVSS-1.h-1 and the % activity of phosphate uptake was 39% On the other hands, in the case of AA with 1.9 mgN/gVSS of initial nitrite concentration, the size of inhibition...

11
271
0

The Emergence of Biological Value

Ngày tải lên : 01/11/2013, 08:20

... Emergence of Biological Value 1:32 221 One of the most interesting lines of contemporary research that holds some promise of providing the missing piece of the puzzle is the investigation of the ... things and that fulﬁll a wide variety of human purposes There is no doubt that this body of theory provides a great deal of insight into the internal operation of biological systems as well But there ... orthogonal if they are independent of each other insofar as the laws of physics are concerned – that is, if the existence of one does not necessitate the existence of the other This is indeed the...

17
208
0

Transmission mechanisms of monetary policy the evidence

Ngày tải lên : 05/01/2014, 17:01

... cycle soon followed Transmission Mechanisms of Monetary Policy Traditional Interest-Rate Channels: expansionary monetary policy ir ↓, I ↑, Y↑ The interest rate channel of monetary transmission applies ... price for it relative to the cost of the facilities and equipment they are buying I ↑ because firms can buy a lot of new investment goods with only a small issue of stock The transmission mechanism ... which raises the desire of consumers to hold durable goods or housing, thus ↑ spending on them Expansionary monetary policy Pe ↑, value of financial assets ↑, likelihood of financial distress ↓,...

25
2.3K
1

Tài liệu OXIDATIVE STRESS – MOLECULAR MECHANISMS AND BIOLOGICAL EFFECTS doc

Ngày tải lên : 12/02/2014, 16:20

... be used to enhance a potential of RCS defense mechanisms by the induction of mild oxidative stress Since the molecular details of up-regulation of antioxidant mechanisms is much better studied, ... on operation of heme proteins, heme oxygenase and roles of products of heme degradation in the induction of oxidative stress and the defence against it; interesting potential use of exhaled carbon ... underlined that all biological effects of ROS are based on their interaction with cellular constituents, and the final result depends on the type of cellular component subjected to interaction with...

374
858
0

Tài liệu Women''''s attitudes towards mechanisms of action of family planning methods: survey in primary health centres in Pamplona, Spain doc

Ngày tải lên : 13/02/2014, 06:20

... of action of some FP methods We did not state the mechanism of action of any FP methods and thus asked women to express their beliefs independently of their actual choices and independently of ... hypothetical method of FP In further sections women were asked about their knowledge of the mechanism of action of specific FP methods and if doctors or providers should explain the details of how a method ... attitudes for postfertilization effects The purpose of our study was to assess the attitudes about the mechanisms of action of FP in terms of whether these may influence a woman's decision to...

10
824
0

Tài liệu Báo cáo khoa học: Mechanisms of amyloid ﬁbril formation – focus on domain-swapping doc

Ngày tải lên : 14/02/2014, 18:20

... conformers Interaction with solvent thus compensates for the destabilization of the a conformation as a result of peptide dipole moments Alternation of the screening of backbone electrostatic interactions ... blocks only after partial unfolding of the a-helix from the body of the b-sheet (Fig 2C) Possible role of domain-swapping in the ‘off-pathway folding’ (OFF) model The OFF model for amyloid formation ... understanding of the importance of different parts of the molecule and their ﬂexibility in the process of amyloid ﬁbril formation often results more from a structural analysis of the amyloid...

20
755
0

Tài liệu Báo cáo khoa học: Survival mechanisms of pathogenic Mycobacterium tuberculosis H37Rv ppt

Ngày tải lên : 16/02/2014, 15:20

... Proton ATPasePump Inhibition of acidification of phagosome harbouring Mycobacteria Expression of virulence proteins of PE-PGRS family C O2– Fig Key factors of the survival mechanisms involved in the ... of digested material by exocytosis Fig Detailed structure of a macrophage showing a typical process of phagocytosis Engulfed material A D Phagosome TACO Fusion Lysosome Inhibition of fusion of ... proteins of mycobacteria have a profound inﬂuence on its pathogenicity It was found that the disruption of an erp gene of M tuberculosis encoding a secretory protein effects the survival of M tuberculosis...

12
783
0

Tài liệu Báo cáo khoa học: Mechanisms of obesity and related pathologies: Androgen deﬁciency and endothelial dysfunction may be the link between obesity and erectile dysfunction pptx

Ngày tải lên : 18/02/2014, 06:20

... with an increased risk of T2DM, hypertension and CVD; however, the exact underlying pathophysiological mechanisms by which obesity increases the risk of VD remains the subject of intensive investigation ... pathophysiological mechanisms of obesity-induced androgen deﬁciency and hypogonadism-induced obesity remain the subject of intense investigation Several hypotheses have discussed the relationship of androgen ... organic ED, in which approximately 43% of men with MetS had ED and the severity of ED increased with the components of the MetS [84] Interestingly, the severity of ED was positively associated with...

13
662
0