نتایج جستجو برای: drh
تعداد نتایج: 120 فیلتر نتایج به سال:
Introduction: Kaposi sarcoma (KS) is an HIV associated skin lesion. Kaposi sarcoma is rare in HIV negative patients and is associated with HHV-8 infection. Clinically it presents as a pink nodular mass, single or multiple which can mimic pyogenic granuloma and bacillary angiomatosis. The etiology associated with HHV-8. Treatment options modalities can vary between from electrocuatery to surgica...
RNAi-related pathways regulate diverse processes, from developmental timing to transposon silencing. Here, we show that in C. elegans the Argonaute CSR-1, the RNA-dependent RNA polymerase EGO-1, the Dicer-related helicase DRH-3, and the Tudor-domain protein EKL-1 localize to chromosomes and are required for proper chromosome segregation. In the absence of these factors chromosomes fail to align...
Twelve herpesviral deoxythymidine kinases were examined for regions of sequence similarity by multiple alignment. Six highly conserved sites were observed. Site 1 corresponded to a glycine-rich loop that forms part of the ATP-binding pocket in porcine adenylate kinase (PAK), and site 5 corresponded to a region in PAK, located on one lobe of the cleft, that contains arginine residues that bind s...
The volatile and hygroscopic properties of ammonium sulphate seeded and unseeded secondary organic aerosol (SOA) derived from the photo-oxidation of atmospherically relevant concentrations of α-pinene were studied. The seed particles were electrospray generated ammonium sulphate ((NH4)2SO4) having diameters of approximately 33 nm with a quasi-mono-disperse size distribution (geometric standard ...
The main purpose of this study is to develop new thermodynamic models for solution behavior and solid-liquid equilibrium in 10 nitrate binary systems the type 2–1 (Mg(NO 3 ) 2 -H O, Ca(NO Ba(NO Sr(NO UO (NO O), 3–1 (Cr(NO Al(NO La(NO Lu(NO 4–1 (Th(NO 4 O) from low very high concentration at 25 °C. To construct models, we used different versions standard molality-based Pitzer approach. parameter...
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