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... [r] ... See full document

6

New insight into HCV E1/E2 region of genotype 4a

New insight into HCV E1/E2 region of genotype 4a

... Sequencing and phylogenetic analysis of 36 new se- quences covering full region of E1/E2 region of HCV 4a were conducted. Moreover, 254 E1 sequences and 8 E2 sequences isolated from Egypt in the period from 1997 ... See full document

13

Synthetic approaches to biologically active carbasugars: “4acarba-β-D-arabinofuranose, 4a-carba-β-D-lyxofuranose, 4a-carba-β-Larabinofuranose, 4a-carba-β-L-lyxofuranose, 4a-carba-α-D-lyxofuranose, 4acarba-β-L-ribofuranose, 5a-carba-β-D-idopyranose, 5a-car

Synthetic approaches to biologically active carbasugars: “4acarba-β-D-arabinofuranose, 4a-carba-β-D-lyxofuranose, 4a-carba-β-Larabinofuranose, 4a-carba-β-L-lyxofuranose, 4a-carba-α-D-lyxofuranose, 4acarba-β-L-ribofuranose, 5a-carba-β-D-idopyranose, 5a-carba-α-DL-idopyranose and heliconol A

... The retrosynthetic analysis revealed that (-) heliconol can be synthesized from 77 by a β-face [convex side] hydride (H - ) attack on keto function of a cis fused dihydroxy furanocyclopentanone unit and inversion of ... See full document

27

rac (4aR,8aR) 2,3 Di­phenyl 4a,5,6,7,8,8a hexa­hydro­quinoxaline

rac (4aR,8aR) 2,3 Di­phenyl 4a,5,6,7,8,8a hexa­hydro­quinoxaline

... close similarity to that of the enantiomerically pure (4aR,8aR)-2,3-diphenyl-4a,5,6,7,8,8a-hexahydroquinoxaline [Wang & Ye (2008). Acta Cryst. E64, o359–o359]. The similarity applies to the unit-cell ... See full document

9

NS3-4A of hepatitis C virus is a chymotrypsin-like protease.

NS3-4A of hepatitis C virus is a chymotrypsin-like protease.

... We characterized the HCV protease NS3-4A by investigat- ing the effects of well-known protease inhibitors on trans-cleav- age reactions of NS3 D C-4A at NS4A/4B, 4B/5A, and 5A/5B junctions. The ... See full document

6

Synthesis of 4A Zeolite and Characterization of Calcium  and Silver Exchanged Forms

Synthesis of 4A Zeolite and Characterization of Calcium and Silver Exchanged Forms

... DOI: 10.4236/jmmce.2017.55020 238 J. Minerals and Materials Characterization and Engineering physiochemical properties such as adsorption, cation exchange, molecular siev- ing, and catalysis. They function on the basis ... See full document

16

Expression of Semaphorin 4A and its potential role in rheumatoid arthritis

Expression of Semaphorin 4A and its potential role in rheumatoid arthritis

... Interleukin 6; LPS: lipopolysaccharide; MMP: matrix metallopeptidase; MAPK: mitogen-activated protein kinase; NF- κ B: nuclear factor kappa B; NK: natural killer cell; NRP1: neuropilin-1; OA: osteoarthritis; PBS: ... See full document

11

Synthesis, antimicrobial screening and structure-activity relationship of some novel 2-hydroxy-5-(nitro-substituted phenylazo) benzylidine anilines

Synthesis, antimicrobial screening and structure-activity relationship of some novel 2-hydroxy-5-(nitro-substituted phenylazo) benzylidine anilines

... 2-hydroxy-5-(3'-nitrophenylazo)benzaldehyde and 2­ hydroxy-5-(4'-nitrophenylazo) benzaldehyde (3) were prepared by diazotization and coupling methods at 0 - 5°. 2-Hydroxy-5-(3'-nitrophenylazo) benzylidine aniline ... See full document

5

The Linker Region of NS3 Plays a Critical Role in the Replication and Infectivity of Hepatitis C Virus

The Linker Region of NS3 Plays a Critical Role in the Replication and Infectivity of Hepatitis C Virus

... FIG 3 NS3 linker mutations do not disrupt polyprotein processing. (A) The vaccinia virus T7 RNA polymerase expression system described by Fuerst et al. (26) was used to drive HCV polyprotein expression to test for levels ... See full document

5

Aging and its modulation in a long lived worker caste of the honey bee

Aging and its modulation in a long lived worker caste of the honey bee

... A cross-sectional design was chosen to simultaneously test three different worker types in mid winter. Old winter bees were collected from outdoor hives, and were contrasted with old forager bees as well as the young ... See full document

12

Di­ethyl 3,3′ (cis [4a] cisoid [4a,4b] cis [4b] 9,11 di­methyl 2,4,6,8 tetra­oxoperhydro­cyclo­buta[1,2 d:3,4 d]di­pyrimidine 1,5 di­yl)dipropionate

Di­ethyl 3,3′ (cis [4a] cisoid [4a,4b] cis [4b] 9,11 di­methyl 2,4,6,8 tetra­oxoperhydro­cyclo­buta[1,2 d:3,4 d]di­pyrimidine 1,5 di­yl)dipropionate

... refined with C—C distances restrained to 1.54 1 A Data collection: SMART Bruker, 1998; cell refinement: SAINT Bruker, 1999; data reduction: SAINT; programs used to solve Acta Cryst... or[r] ... See full document

10

SYNTHESIS AND BIOLOGICAL SIGNIFICANCE OF SOME NOVEL ISOXAZOLINE DERIVATIVES

SYNTHESIS AND BIOLOGICAL SIGNIFICANCE OF SOME NOVEL ISOXAZOLINE DERIVATIVES

... The isoxazolines are having several interesting applications in the field of medicinal chemistry. We have synthesized a series of 3 - {3’ - (6'' – methoxy - naphthalen-2''-yl) - 5' - (2'' - hydroxy-4''- methoxy ... See full document

8

Large scale production of size controlled MoS2 nanosheets by shear exfoliation

Large scale production of size controlled MoS2 nanosheets by shear exfoliation

... Shown in figure 4A are data for dispersed MoS2 concentration, plotted versus mixing.. As the mixing time is increased from 60 to 600 minutes, the concentration increases from.[r] ... See full document

31

cis [4a] cisoid [4a,4b] cis [4b] 1,3,4b,5,7,8b Hexa­methyl­per­hydro 1,3,5,7 tetra­aza­bi­phenyl­ene 2,4,6,8 tetraone

cis [4a] cisoid [4a,4b] cis [4b] 1,3,4b,5,7,8b Hexa­methyl­per­hydro 1,3,5,7 tetra­aza­bi­phenyl­ene 2,4,6,8 tetraone

... N1 0.0180 (4) 0.0281 (5) 0.0206 (5) 0.0013 (3) 0.0045 (3) 0.0038 (3) C2 0.0201 (5) 0.0248 (5) 0.0206 (6) −0.0021 (4) 0.0034 (4) 0.0009 (4) N3 0.0211 (5) 0.0314 (5) 0.0248 (5) −0.0018 (4) 0.0075 (4) 0.0043 (4) C4 ... See full document

7

Neuroimmune Semaphorin 4A in Cancer Angiogenesis and Inflammation

Neuroimmune Semaphorin 4A in Cancer Angiogenesis and Inflammation

... 4 anti-cancer therapeutics with anti-angiogenic effects are based on either inhibition or blockade of VEGF and its receptors. These include Axitinib (tyrosine kinase inhibitor selective to VEGF-R1, - R2, -R3) for renal ... See full document

25

cis [4a] cisoid [4a,4b] cis [4b] 8a,8b Di­ethyl 1,3,6,8 tetra­methyl­per­hydro 1,3,6,8 tetra­aza­bi­phenyl­ene 2,4,5,7 tetraone

cis [4a] cisoid [4a,4b] cis [4b] 8a,8b Di­ethyl 1,3,6,8 tetra­methyl­per­hydro 1,3,6,8 tetra­aza­bi­phenyl­ene 2,4,5,7 tetraone

... photocycloaddition of 1,3-dimethyl-6-ethyluracil in acetone. The structure determination was undertaken in order to determine the stereocon®guration of the product which could not be extracted from NMR data. ... See full document

12

Synthesis and Characterization of 4A Molecular Sieve from Clay

Synthesis and Characterization of 4A Molecular Sieve from Clay

... In a typical procedure to synthesize 4A using clays, 2.411g of sodium hydroxide (99%, s.d.fine, India) was mixed with 13.69g of distilled water. The mixture was stirred until the pellets dissolved fully. ... See full document

8

Characterization of an Exopolygalacturonase from Leucoagaricus gongylophorus, the Symbiotic Fungus of Atta sexdens

Characterization of an Exopolygalacturonase from Leucoagaricus gongylophorus, the Symbiotic Fungus of Atta sexdens

... Using polygalacturonic acid as a substrate, the optimum temperature for activity of the enzyme was 60 ˚C, Fig- ure 4(a). The pattern of polygalacturonase activity from PGaseLg enzyme showed a typical asymmetric ... See full document

13

4A Frameworks for Requirements Prioritization

4A Frameworks for Requirements Prioritization

... They encompass business manager, project manager, marketing representatives, developers, end users, project sponsor or client or customer, architect, tester, quality engineer, product manager, operator and maintainer ... See full document

7

Hepatitis C virus polyprotein processing: kinetics and mutagenic analysis of serine proteinase-dependent cleavage.

Hepatitis C virus polyprotein processing: kinetics and mutagenic analysis of serine proteinase-dependent cleavage.

... Amino acids substitutions to asparagine at both the P1 and P1' positions of the putative 3/4A, 4A/4B, 4B/5A cleavage sites of the nonstructural precursor polyprotein were independently i[r] ... See full document

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