突变原(英语:Mutagen,又译致变原、致突变原、致突变剂或诱变剂等)是指一些能使生物体内的遗传讯息(通常是脱氧核糖核酸)发生变化的物理或化学因子。生物若处于这些因子的作用下,发生突变的机会将高于在一般自然状况中。许多突变会造成癌症的发生,因此突变原很可能也是致癌物质。不过,并非所有突变皆因突变原而产生,在DNA复制、修复或重组过程中,也可能发生错误,进而导致突变。
一种突变原(Mutagen),用于核酸电泳染色 Less than 0.1% ethidium bromide: place in laboratory trash
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AAC测定表明,暗胚乳和云雾状胚乳突变的AAC明显比原亲本低。
AAC of the endosperm mutants was significantly lower than that of the original parent.
共获得10多个经济性状与原品种相近,但农艺性状和品质则优于原品种的优良突变体。
More than 10 fine mutational lines similar with their parent lines in economical traits but better in agronomic traits and quality were selected.
结论突变肽的生物学效应强于原肽。
Conclusion The biological effects of mutant is higher than that of original TNFR blocking peptide.
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