نتایج جستجو برای: فیلتر lcl
تعداد نتایج: 4917 فیلتر نتایج به سال:
Abstract: This paper investigates a novel recurrent neural network (NN)-based vector control approach for single-phase grid-connected converters (GCCs) with L (inductor), LC (inductor-capacitor) and LCL (inductor-capacitor-inductor) filters and provides their comparison study with the conventional standard vector control method. A single neural network controller replaces two current-loop PI co...
INTRODUCTION American tegumentary leishmaniasis (ATL), including mucocutaneous leishmaniasis (MCL) and localized cutaneous leishmaniasis (LCL), is endemic in Bolivia. We describe the results of active surveillance of ATL from 2001 to 2006 and assess demographic data related to ATL epidemiology in the Yungas valleys. METHODS Community-based active ATL surveillance was performed by the institut...
Because interactions between B cells and T lymphoyctes are of fundamental importance in the generation of the immune response to most antigens, we attempted to identify the cells capable of binding B-lymphoblastoid cell lines (B-LCL), their tissue distribution, and their presence in other species. Cells bearing a surface receptor for B-LCL were found in human peripheral blood, tonsil, and bone ...
We have shown previously that the EBNA 1 and latent membrane protein encoding regions of the Epstein-Barr virus (EBV) genome are highly methylated at CCGG sequences in the Burkitt's lymphoma (BL)-derived cell line Rael, but are unmethylated in a lymphoblastoid cell line (LCL) harbouring the same virus. To examine whether this is a regular phenomenon, we compared the methylation patterns of sele...
Epstein-Barr virus nuclear antigen 3C (EBNA3C) repression of CDKN2A p14(ARF) and p16(INK4A) is essential for immortal human B-lymphoblastoid cell line (LCL) growth. EBNA3C ChIP-sequencing identified >13,000 EBNA3C sites in LCL DNA. Most EBNA3C sites were associated with active transcription; 64% were strong H3K4me1- and H3K27ac-marked enhancers and 16% were active promoters marked by H3K4me3 an...
Adenosine deaminase (ADA) deficiency causes an autosomal recessive form of severe combined immunodeficiency and also less severe phenotypes, depending to a large degree on genotype. In general, ADA activity in cells of carriers is approximately half-normal. Unexpectedly, healthy first-degree relatives of two unrelated ADA-deficient severe combined immunodeficient patients (mother and brother in...
Abstract Aiming at the problem that filtering effect of inductor capacitance (LCL) filter becomes worse when Photovoltaic (PV) system works low power, this paper presents a control strategy to change switching frequency according instantaneous output power inverter. By analyzing design method each parameter LCL filter, single-stage PV grid-connected inverter structure is used establish loop bas...
Natural killer (NK) cells kill normal and transformed hematopoietic cells that lack expression of major histocompatibility complex (MHC) class I antigens. Lysis of HLA-negative Epstein Barr virus-transformed B lymphoblastoid call lines (B-LCL) by human NK cell clones can be inhibited by transfection of the target cells with certain HLA-A, -I3, or -C alleles. NK cell clones established from an i...
BACKGROUND Nitrilases, which hydrolyze nitriles in a one-step reaction into carboxylic acids and ammonia, gained increasing attention because of the abundance of nitrile compounds in nature and their use in fine chemicals and pharmaceutics. Extreme environments are potential habitats for the isolation and characterization of extremozymes including nitrilases with unique resistant properties. Th...
A large number of EBV immortalized LCLs have been generated and maintained in genetic/epidemiological studies as a perpetual source of DNA and as a surrogate in vitro cell model. Recent successes in reprograming LCLs into iPSCs have paved the way for generating more relevant in vitro disease models using this existing bioresource. However, the overall reprogramming efficiency and success rate r...
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