نتایج جستجو برای: debi0153948 721
تعداد نتایج: 1569 فیلتر نتایج به سال:
Author Contact: David E. Giles, Dept. of Economics, University of Victoria, P.O. Box 1700, STN CSC, Victoria, B.C., Canada V8W 2Y2; e-mail: [email protected]; Phone: (250) 721-8540; FAX: (250) 721-6214 Abstract We model the durations between firms’ “Initial Public Offerings” (IPOs) and their subsequent “Seasoned Equity Offerings” (SEOs) in China during the period from 1 January 2001 to 1 July 2006...
Trimethylation of histone H3 lysine 9 and the subsequent binding of heterochromatin protein 1 (HP1) mediate the formation and maintenance of pericentromeric heterochromatin. Trimethylation of H3K9 is governed by the histone methyltransferase SUV39H1. Recent studies of HP1 dynamics revealed that HP1 is not a stable component of heterochromatin but is highly mobile (Cheutin, T., A.J. McNairn, T. ...
10-[40-(N-diethylamino)butyl]-2-chlorophenoxazine (DBCP) undergoes a reversible one-electron oxidation with cerium (IV) to form a pink coloured radical cation [DBCP ] in the presence of stoichiometric amounts [DBCP: Ce(IV) 1:1] of the reactants. The radical cation underwent a second oneelectron oxidation to form a brownish yellow coloured dication [DBCP2] in the presence of more than one equ...
We investigate the term structure of credit spreads and credit default swaps for different rating categories. It is well-known quite that for issuers with lower credit quality higher spreads can be observed in the market and vice versa. However, empirical results on spreads for bonds with the same rating but different maturities are rather controversial. We provide empirical results on the term...
The long-term hepatic complications after allogeneic hematopoietic stem cell transplantation (HSCT) in hepatitis B virus (HBV) endemic area are unknown. We examined the serological and liver-related outcome of 803 consecutive patients who received allogeneic HSCTs, with a median follow-up period of 83 months (range, 0.5-155 months). Late HBV-related hepatitis occurred in 2 of the 721 hepatitis ...
The binary Clostridium botulinum C2 toxin consists of two separate proteins, the binding component C2II (80.5 kDa) and the actin-ADP-ribosylating enzyme component C2I (49.4 kDa). For its cytotoxic action, C2II binds to a cell membrane receptor and induces cell entry of C2I via receptor-mediated endocytosis. Here we studied the structure-function relationship of C2II by constructing truncated C2...
OBJECTIVE This study examined whether neighbourhood level socioeconomic variables have an independent effect on reported child behaviour problems over and above the effect of individual level measures of socioeconomic status. DESIGN AND SETTING Multilevel analysis of cross sectional survey data relating individual level child behavioural problems and parental measures of socioeconomic status ...
rimethylation of histone H3 lysine 9 and the subsequent binding of heterochromatin protein 1 (HP1) mediate the formation and maintenance of pericentromeric heterochromatin. Trimethylation of H3K9 is governed by the histone methyltransferase SUV39H1. Recent studies of HP1 dynamics revealed that HP1 is not a stable component of heterochromatin but is highly mobile (Cheutin, T., A.J. McNairn, T. J...
ابوعبدالله جابر بن حیان بن عبدالله کوفی (200 ـ 103 ق / 815 ـ 721 م)، دانشمند بزرگ شیمی در جهان تشیع و شخصیتی مورد بحث و جدل و موجد آرا و عقاید متفاوت و متعارض نزد شرق شناسان، ازجمله مهم ترین شخصیت ها در تاریخ علوم اسلامی می باشد. دو تن از شرق پژوهان که درباره وی تحقیق بسیاری داشته و نظریات متفاوت ارائه داده اند، پاول کراوس و فؤاد سزگین می باشند. این مقاله درصدد بررسی نظرات این دو و دلایل آن درب...
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