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Characterization of human pituitary adenomas in cell cultures by light and electron microscopic morphology and immunolabeling
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Abstract: The morphology and hormone production of pituitary adenoma cell cultures were compared in order to highlight their characteristic in vitro features. Cell suspensions were prepared from 494 surgical specimens. The 319 viable monolayer cultures were analyzed in detail by light microscopy and immunocytochemistry within two weeks of cultivation. Some cultures were further characterized by scanning, transmission and immunogold electron microscopy. The viability and detailed in vitro morphology of adenoma cells were found to be characteristic for the various types of pituitary tumors. The ...
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Letter to the editor: M-CMRL, a new axenic medium to replace indicator cell cultures for the isolation of all strains of Mycoplasma hyorhinis
; ...strains (7), are frequent contaminants of cell cultures. M. hyorhin,is, cultivar alpha strains...conventional mycoplasma media, indicator cell cultures (1,3) are used to diagnose cell culture...isolation procedures. Thus, indicator cell cultures have been necessary solely to detect...
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Cell cross-contamination in cell cultures: The silent and neglected danger
; SUMMARY Cell cross-contamination in cell cultures is a common problem during cell culturing...attention was given on contamination of cell cultures with microorganisms. Bacterial and...Testing Services reported that 17%-36% of cell cultures in use were cross-contaminated either...
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Letter to the editor: Primer mixture enhances PCR detection of Mycoplasma/Acholeplasma contaminants in cell cultures
; ...MYCOPL4SMAIACHOLEPLASMA CONTAMINANTS IN CELL CULTURES Dear Editor: Mycoplasmas, which belong...most frequent contaminants found in cell cultures (15). Over 95% of these are identified...species that are commonly found in cell cultures. Polymerase chain reaction (PCR)-based...
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Germ-line Competent Zebrafish ES Cell Cultures
; ...for the derivation of zebrafish ES cell cultures that remain pluripotent and germ-line...responsible for maintaining the zebrafish ES cell cultures in a germ-line competent condition...germ cells of the host embryo. The ES cell cultures incorporate vector DNA in a targeted...
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Letter to the editor--Further steps in the initiation of cell cultures from embryos and adult sponge colonies
; ...tested in sponges only on short-term cell cultures from gemmules (asexual reproductive...Previously, we maintained primary cell cultures from Negombata adults for up to 6 mo...feasibility of this sponge system for cell cultures (9). We further demonstrate here the...
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Primary human epithelial cell cultures.(May's Innovations)
; ...specialized media for their propagation, these primary cell cultures provide an enriched population of progenitor cells...progenitor cell enrichment, and longevity of epithelial cell cultures. Millipore Corp., 800-548-7853, www.millipore.com
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Banking cultures. (European Collection of Animal Cell Cultures) (Science and Technology)
; ...why the European Collection of Animal Cell Cultures (ECACC) is doubling the size of its...is now being taken over by bacterial cell cultures which are quicker, easier and cheaper...scientists have the facilities for growing cell cultures on a huge scale, and are anxious to...
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Mycoplasma detection in cell cultures: A comparison of four methods
; ...procedure for routine assessment of cell cultures. All four methods gave reproducible...fermentans); or from other contaminated cell cultures brought into the laboratory from other...Therefore, it is very important to assay cell cultures, especially continuous cell lines...
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Purification and cDNA cloning of isochorismate synthase from elicited cell cultures of Catharanthus roseus
; ...homogeneity from elicited Catharanthus roseus cell cultures. Two isoforms with an apparent molecular...expected to be tightly regulated. Elicited cell cultures of Catharanthus roseus provide an example...al., 1969). Elicitation of C. roseus cell cultures with a fungal extract induces ...
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Astroglial injury in an ex vivo model: contributions to its analysis in enriched cell cultures
; ...applied to confluent, astrocyte-enriched cell cultures, obtained from several rat brain regions...the validity of astrocyte-enriched cell cultures as an experimental model of neural...wound" of confluent astroglial-enriched cell cultures and its impact on dye-cell coupling...
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