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Zeocin and other related chemicals in the bleomycin family of compounds are primarily used in molecular biology as an antibiotic, especially for the selection of eukaryotic cell lines when used in conjunction with vectors containing a selectable marker for Zeocin resistance. Zeocin is considerably cheaper than phleomycin, works better in ...
Resistance to G418 is conferred by the neo gene from Tn5 encoding an aminoglycoside 3'-phosphotransferase, APT 3' II. [1] G418 is an analog of neomycin sulfate, and has similar mechanism as neomycin. G418 is commonly used in laboratory research to select genetically engineered cells . [2]
This resistance mechanism underscores the importance of the structural integrity of the β-lactam ring for the antibiotic's function. [24] The color change from colorless or light yellow to amber or even red in an aqueous solution of a β-lactam antibiotic can denote β-lactamase hydrolysis of amide bonds in the β-lactam ring.
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The standard deduction for those over age 65 in 2023 (filing tax year 2022) is $14,700 for singles, $27,300 for married filing jointly if only one partner is over 65 (or $28,700 if both are), and ...
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At the end of a year, Billboard will publish an annual list of the 100 most successful songs throughout that year on the Hot 100 chart based on the information. For 2023, the list was published on November 21, calculated with data from November 19, 2022, to October 21, 2023. [2]
The following is a list of chemicals published as a requirement of Safe Drinking Water and Toxic Enforcement Act of 1986, commonly known as California Proposition 65, that are "known to the state to cause cancer or reproductive toxicity" as of January 3, 2020. [1]