Actinomycin是一种从放线菌中分离出来的抗生素，具有抗肿瘤活性。它是一种分子量较小、带正电荷的分子，可以与DNA结合，影响DNA的复制和转录。在英文中，actinomycin的常见使用场景包括生物化学、分子生物学和医学领域，例如在研究DNA结合蛋白、肿瘤研究、细胞凋亡等方面。
以下是一篇关于actinomycin的英文范文：
Actinomycin D inhibits the proliferation of human leukemia cells by binding to DNA and interfering with its replication and transcription. This antibiotic has been used in the treatment of various types of leukemia and other cancers. In addition to its anti-proliferative effects, actinomycin D has also been shown to induce apoptosis in some cells, which may contribute to its therapeutic efficacy.
Another interesting application of actinomycin D is in the field of epigenetics. It has been found to interfere with the activity of DNA methyltransferases, which are enzymes that play a key role in the regulation of gene expression through DNA methylation. This suggests that actinomycin D may have potential as a therapeutic agent for diseases such as cancer that are characterized by aberrant DNA methylation patterns.
In summary, actinomycin D is a versatile antibiotic with multiple therapeutic applications in the treatment of various types of cancer and other diseases. Its ability to bind to DNA and interfere with its replication and transcription, as well as its potential as an epigenetic modifier, make it an interesting drug candidate for further research and development.
Actinomycin是一种从放线菌中分离出来的核糖核酸酶，具有抗肿瘤活性。它是一种小分子，可以通过与DNA结合发挥抗癌作用。Actinomycin通常用于治疗儿童急性淋巴细胞白血病和成人急性髓系白血病等血液肿瘤。
在英文范文当中，actinomycin可能会出现在关于生物化学、肿瘤学、药物研发和治疗的文章或书籍中，用于描述和研究这种抗癌药物的性质、作用和临床应用。
actinomycin是一种从放线菌培养液中分离出来的抗生素，具有抗肿瘤活性。
在英文范文最新变化中，actinomycin的拼写和发音都没有发生改变。