Prototrophic revertant
WebbThe prototrophic mutants retain a comparable ability to invade into the bladder cells, as shown in the gentamicin assay (Fig. ... View in full-text Citations NC101 micronutrient constraints have... Webb10 mars 2013 · One uracil prototrophic revertant of JWCH003 (JWCH004) was analyzed by PCR amplification revealing that the IS element had excised from the pyrF gene, restoring wild-type function and uracil prototrophy (Fig. 1; Table 1).
Prototrophic revertant
Did you know?
Webb1 jan. 2011 · Revertant colonies can be counted manually or with an automatic counter (see Note 11). If colonies cannot be counted immediately after incubation, the plates can be stored in a refrigerator for up to 2 days. ... which in turn affects the number of spontaneous revertant (prototrophic) colonies. Webb1 dec. 1982 · The spontaneous mutation rates of an ultraviolet light (UV)-sensitive aphidicolin-resistant mutant (aph r-4-2) and its revertants have been determined by 2 techniques.By using the fluctuation analysis, the mutant and its thymidine (TdR)-prototrophic ‘revertant’ were found to exhibit elevated spontaneous mutation rates at …
Webb1 jan. 1982 · A prototrophic revertant was derived from a citrate synthase-defective glutamate auxotroph of Brevibacterium flavum. It showed low citrate synthase activity … WebbA prototrophic revertant SP22 has been isolated from a double auxotroph of Rhodopseudomonas spheroides M 29.5 requiring methionine and leucine for growth. As …
Webbwas obtained as a prototrophic revertant of a non-nodulating tryptophan auxotroph, TA-1 1 (Kuykendall and Hunter, 1991). This strain has an enhanced ability to nodulate soybean (Huater and Kuykendall, 1990). Under greenhouse conditions, soybean cv. 'Tracy-M' inoculated with strain TA-11N0D+ had 41% more nodule mass and 50% more nitrogen … WebbIn B. subtilis, the amino acid auxotrophic strains that incubated on medium lacking the required amino acids for several days generated prototrophic revertant colonies (Sung and Yasbin 2002).
Webb30 dec. 1997 · Two groups of procedures have been proposed to model the dose-response curve of the number of revertant colonies. The first group includes procedures which are …
WebbPolsinelli et al. (1965) reverted five isoleucine–valine auxotrophs of S. antibioticus (which also produced low levels of actinomycin compared with the parent strain) to prototrophy and discovered that some were returned to normal production and others to higher production levels than the “grandparent.” sql row differenceWebbSequencing of a selected spontaneous prototrophic revertant, termed NA Derivative or NA D NC101, revealed that NA D NC101 had a single nucleotide substitution in nadA (G263T, compared to WT) that... sheringham trawler opening timesWebb1 maj 2013 · One uracil prototrophic revertant of JWCH003 (JWCH004) was analyzed by PCR amplification revealing that the IS element had excised from the pyrF gene, restoring wild-type function and uracil prototrophy (Fig. 1; Table 1). sql row count for each table in databaseWebb2 juni 2024 · Three spontaneous prototrophic revertants, including NA D, were sent for whole-genome sequencing. Samples were sent to the Microbial Genome Sequencing Center (MiGS), formerly at the University of Pittsburgh, for genomic DNA extraction and Illumina 2×150 paired end sequencing on the NextSeq 550 platform. sql row based securityWebb1 aug. 2012 · A prototrophic revertant was derived from a citrate synthase-defective glutamate auxotroph of Brevibacterium flavum and overproduced L-aspartic acid and a mutant resistant to S-(2-aminoethyl)-L-cysteine plus threonine derived from the revertant strain produced 36 g/liter of L-lysine. Expand sqlrowcount returns -1Webb30 dec. 2010 · We present a detailed comparison of the proteome and transcriptome profiles of the D-alanine auxotroph and a prototrophic revertant strain. Most noticeably, … sql row number start with 2WebbA prototrophic revertant, R24, obtained from an auxotrophic mutant (am 19) which lacks active NADP-linked glutamate dehydrogenase, was found to produce a GDH† variety … shering pavithran bottle art