نتایج جستجو برای: blood cell labeling
تعداد نتایج: 2249012 فیلتر نتایج به سال:
Relative labeling of peripheral blood and granulocytes. Erythrocytes and cells by 51-chromium was determined platelets were relatively lighfly labeled. by means of a sucrose gradient density These differences in labeling are imseparation technic and confirmed by portant in evaluating data obtained when radioautography. Large lymphocytes and 51-chromium is utilized as a cell label monocytes were...
Bcl-2, a well-known anti-apoptotic gene, promotes cell viability without cell proliferation. Expression of the bcl-2 oncogene is reported in certain low grade neoplasms including Basal Cell Carcinomas(BCCs). Bcl-2 expression in BCCs is contradictory, with 67-100% immunopositivity being reported. The purpose of this study was to evaluate bcl-2 expression in the indolent variants of B...
mean labelings are a type of additive vertex labeling. this labeling assigns non-negative integers to the vertices of a graph in such a way that all edge-weights are different, where the weight of an edge is defined as the mean of the end-vertex labels rounded up to the nearest integer. in this paper we focus on mean labelings of some graphs that are the result of the corona operation. in parti...
Seven patients with typical or atypical pulmonary carcinoid tumors overdiagnosed as small-cell carcinoma on bronchoscopic biopsies are described. Bronchial biopsies from 9 consecutive small-cell lung carcinoma patients were used as control group for histologic and immunohistochemical studies (cytokeratins, chromogranin A, synaptophysin, Ki-67 [MIB-1], and TTF-1). The carcinoid tumors presented ...
Questions of if and when protein structures change within cells pervade biology and include questions of how the cytoskeleton sustains stresses on cells--particularly in mutant versus normal cells. Cysteine shotgun labeling with fluorophores is analyzed here with mass spectrometry of the spectrin-actin membrane skeleton in sheared red blood cell ghosts from normal and diseased mice. Sheared sam...
in this center, from 1991 to 2002, 89 chronic myelogenous leukemic (cml) patients, age ranging between 8-48 years with a median age of 29, underwent hematopoietic stem cell transplantation. eighty-eight patients were in the first chronic phase of disease. twenty-three patients received bone marrow transplantation (bmt) and 66 patients received peripheral blood stem cell transplantations (pbsct)...
To identify cytoskeletal proteins that change conformation or assembly within stressed cells, in situ labeling of sterically shielded cysteines with fluorophores was analyzed by fluorescence imaging, quantitative mass spectrometry, and sequential two-dye labeling. Within red blood cells, shotgun labeling showed that shielded cysteines in the two isoforms of the cytoskeletal protein spectrin wer...
In vivo flow cytometry using vessels as natural tubes with native cell flows has revolutionized the study of rare circulating tumor cells in a complex blood background. However, the presence of many blood cells in the detection volume makes it difficult to count each cell in this volume. We introduce method for manipulation of circulating cells in vivo with the use of gradient acoustic forces i...
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