نتایج جستجو برای: ابرنواخترهای نوع ia
تعداد نتایج: 160023 فیلتر نتایج به سال:
Considerar la iA como una aliada para investigación puede parecer un atentado al conocimiento, si vemos en este nuestro propósito o meta a alcanzar, y no el medio mejorar nuestra manera de habitar subsistir sociedad; tenemos esta tecnología oportunidad sobre todo las áreas creativas del desarrollo humano.
Macrophages and B cells process antigens to produce antigenic peptides that associate with class II major histocompatibility complex molecules (e.g., Ia molecules); these Ia-peptide complexes are recognized by CD4+ T lymphocytes. Processing of the antigen hen egg white lysozyme was inhibited by cycloheximide in peritoneal exudate cells (PECs, largely macrophages), but not in TA3 B-lymphoma cell...
Autoimmunity precedes clinical type 1 diabetes, and indicators of maturing autoimmune responses may be useful markers for disease prediction. To study this, epitope maturation of autoantibodies to the related protein tyrosine phosphatase (PTP)-like autoantigens IA-2 and IA-2beta was examined in sequential samples from birth in a cohort of 21 offspring developing multiple islet autoantibodies an...
INTRODUCTION While the use of intraoperative angiography (IA) has been shown to be a useful adjunct in aneurysm surgery, its routine use remains controversial. OBJECTIVE We wished to determine if IA is required in all patients undergoing aneurysm surgery (ie, routine IA) or if intraoperative assessment can reliably predict the need for IA (ie, select IA). METHODS We prospectively evaluated ...
In this paper we discus Information Assurance (IA) curri level IA programs. Existing IA sta professional training as opposed t general enough for typical underg present curriculum development e existing standards, which demons these standards. We propose a pro standardized IA curriculum that c college IA programs. The process IA model is based on a successful from MIT.
A novel cDNA, insulinoma-associated antigen-1 (IA-1), containing five zinc-finger DNA-binding motifs, was isolated from a human insulinoma subtraction library. IA-1 expression is restricted to fetal but not adult pancreatic and brain tissues as well as tumors of neuroendocrine origin. Using various GAL4 DNA binding domain (DBD)/IA-1 fusion protein constructs, we demonstrated that IA-1 functions...
Type Ia supernovae (SNe Ia) occur in both old, passive galaxies and active, star-forming galaxies. This fact, coupled with the strong dependence of SN Ia rate on star formation rate, suggests that SNe Ia form from stars with a wide range of ages. Here we show that the rate of SN Ia explosions is about 1% of the stellar death rate, independent of star formation history. The dependence of SN Ia r...
This investigation examined the effects of mediators derived form activated spleen cells on macrophage Ia-antigen expression and function. Incubation of adherent thioglycollate-induced murine peritoneal macrophages(> 90% Ia-) with concanavalin A (Con A)-stimulated spleen cell supernate (Con A sup) resulted in a dose-dependent increase in the percentage of Ia-containing (Ia+) phagocytic cells, a...
Department of Natural Resource Ecology and Management, Iowa State University, Ames, IA 50011; Department of Statistics, Iowa State University, Ames, IA 50011; Department of Agricultural and Biosystems Engineering, Iowa State University, Ames, IA 50011; Department of Agronomy, Iowa State University, Ames, IA 50011; Department of Sociology, Iowa State University, Ames, IA 50011; National Laborato...
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