WebMar 1, 2016 · The pathway rules out alternatives involving intramolecular rearrangements, and fully defines the molecular steps for the first time and … WebJan 1, 2016 · Citrinin is a toxic secondary metabolite of Penicillium citrinum and its contamination in many food items has been widely reported. However, research on the citrinin biosynthesis pathway and its ...
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WebTo learn more about the citrinin biosynthetic pathway, a ctnG-replacement vector was constructed to disrupt ctnG with the hygromycin resistance gene as the selection marker, then transformed into M. aurantiacus Li AS3.4384 by a protoplast-PEG method. The citrinin content of three disruptants was reduced to about 50%, meanwhile pigment ... WebJun 1, 2007 · Abstract. The mycotoxin CTN (citrinin), a natural contaminant in foodstuffs and animal feeds, has cytotoxic and genotoxic effects on various mammalian cells. CTN …
WebThe citrinin was completely detoxified by prior incubation with 0.05% hydrogen peroxide for 30 min at room temperature, and the toxic compound (s) that resulted from heating citrinin at 100 degrees C were also detoxified upon reheating it with hydrogen peroxide. WebMonascus aurantiacus produces high amounts of citrinin which is a mycotoxin with nephrotoxic activity. Six putative citrinin biosynthesis genes have been discovered in M. purpureus and at least 10 genes are responsible for its biosynthesis. However, the sequence of citrinin pathway gene cluster in M. aurantiacus has not been reported.
WebFeb 26, 2024 · When data mining was performed on citrinin targets, the top five functional descriptions were a cell’s response to an organic cyclic compound, the netrin–UNC5B … WebHence, many studies have focused on improving the ratio of monacolin K to citrinin through optimal cultivation or fermentation. Given that citrinin and monacolin K biosynthetic gene clusters are ...
WebSep 29, 2011 · CIT is synthesized via the polyketide pathway [20]. It is generally known that three secondary metabolites, pigments, monacolin K, and citrinin, share a biochemical …
Citrinin is a mycotoxin which is often found in food. It is a secondary metabolite produced by fungi that contaminates long-stored food and it causes different toxic effects, like nephrotoxic, hepatotoxic and cytotoxic effects. Citrinin is mainly found in stored grains, but sometimes also in fruits and other plant products. See more Citrinin was one of the many mycotoxins discovered by H. Raistrick and A.C. Hetherington in the 1930s. In 1941 H. Raistrick and G. Smith identified citrinin to have a broad antibacterial activity. After this discovery the … See more Citrinin is a polyketide mycotoxin, which is a secondary metabolite of some fungi species. Its IUPAC name is (3R,4S)-4,6-dihydro-8-hydroxy-3,4,5-trimethyl-6-oxo-3H-2-benzopyran-7-carboxylic acid and the molecular formula is C13H14O5. Citrinin has a … See more Citrinin is biosynthesized by fungi species of Penicillium, Monascus and Aspergillus. For the production of citrinin, a minimal set of genes is needed. These genes are conserved in most … See more Reddy et al. (1982) described the distribution and metabolism of [ C]Citrinin in pregnant rats. These rats were subcutaneously administered with 35 mg/kg C-labeled citrinin on day 12 of pregnancy. From plasma concentrations it could be concluded … See more The existing information on occurrence of citrinin in food suggests that relatively high citrinin concentrations can be found in stored grains and … See more There are different types of toxicity. The types of toxicity that have been studied for citrinin are acute toxicity, nephrotoxicity, genotoxicity and its carcinogenicity. Acute toxicity See more Various in vitro studies have revealed the involvement of citrinin toxicity in reduced cytokine production, inhibition of RNA and DNA synthesis, … See more new world mathematics awardWebJun 28, 2024 · Citrinin targets the kidney, resulting in teratogenicity, carcinogenicity, and mutagenicity. Therefore, decreasing the content of citrinin is becoming a necessity that should be addressed as soon as possible. This study included a comprehensive transcriptomic analysis to elucidate the citrinin synthesis pathway in M. purpureus. new world mature treesWebCitrinin appears to be toxic by multiple pathways including inhibition of nucleic acid synthesis, inhibition of microtubule assembly and tubulin polymerization, alteration of … new world mats to roll a great axeWebSep 29, 2011 · In the citrinin biosynthesis pathway, the transcriptional activator (ctnA) is one of the important components in the citrinin cluster [53]. According to our qRT-PCR analysis (Figure 3B), the ... new world max company sizeWebYes. Some red yeast rice products contain a contaminant called citrinin, which is toxic and can damage the kidneys. In a 2024 analysis of 37 red yeast rice products, only one had citrinin levels below the maximum … mike\u0027s recycling duluth mnWebOct 1, 2024 · The citrinin pathway belongs to the former as it is present in many Penicillium, Aspergillus, and Monascus species [30, 44, 45]. However, the biosynthetic gene cluster of Monascus azaphilone pigments is limited in the Monascus genera. The biosynthetic process of secondary metabolites forms a cluster or non-clustered gene … new world matheson the trader not spawningWebDec 16, 2024 · He, Y. Construction of a High-Efficiency Gene Knockout System of Monascus ruber M7 and Analysis of the Biosynthetic Pathway of Citrinin. Ph.D. Thesis, Huazhong Agricultural University, Wuhan, China, 2015; pp. 113–118. [Google Scholar] He, Y.; Cox, R.J. The molecular steps of citrinin biosynthesis in fungi. new world max armoring