Acquired immunity, adaptable cytoprotection and RNA interference are organism acquired defense functions.

获免疫、适应细胞保护和RNA干扰均为生物获卫功能。

In double-immunodiffu-sion test,this antiserum could form precipitin lines with different batches of 615 mouse liver RNA polymerases B.

在免疫扩散实验中，这种抗血甭可和不同批号的615小鼠肝RNA聚合酶B产生沉淀线。

Consequently RNA interference was observed is eukaryotic organisms including fungi, Arabidopsis,C. elegans, trypanosomes, hydra, planaria, Drosophila, zabrafish, and mouse.

到目前为止在真菌、拟南芥、线虫、锥虫、水螅、涡虫、果蝇、斑马鱼、小鼠等真核生物中都发现存在这一基因沉默机制。

Metachromatic granules contain RNA and polyphosphates They are deeply stained with aniline dyes。They are characteristic features of the corynebacteria.

异染颗粒含RNA和多聚磷酸盐。用苯胺染料可染。是棒状杆菌的特点。

RNA 2: Clustering by Gene or Condition and Other Regulon Data Sources Nucleic Acid Motifs; The Nature of Biological "proofs."

使用基因或状态及其他调控单元资料来源做常态化的群集方法、核酸模体、生物证据的本质。

Like eukaryotes, but unlike bacteria, they have introns in their transfer RNA, but like bacteria they have polycistronic operons (gene regulators).

像真核生物而不像细菌，转运RNA中含有内含子，还有细菌不具备的多顺反子的操纵子（基因的调控子）。

RNA hairpins that contained nA and sU were able to hybridize to DNA probes under conditions where the unmodified hairpins did not.

RNA的发夹载NA和苏能够杂交，DNA条件下，在未修改的发夹没有。

Cistron A unit of function, i.e. a segment of DNA that determines a single polypeptide chain of a protein molecule or a messenger RNA molecule.

是一个功能上的结构，它是决定蛋白质分子的一条简单多肽链或信使RNA分子的DNA片断。

Then their synthese speed slows down.But the synthese of RNA and DNA inthe follicular cell is continuous during vitellogenesis, which may relate toformation of livetin.

而滤泡上皮细胞在卵母细胞卵黄形成期，它的RNA和DNA的合成均较快，因此认为滤泡上皮细胞合成分泌了一些物质参与卵黄蛋白的形成。

Chromatin The loose network of threads seen in nondividing nuclei that represents the chromosomal material, consisting of DNA, protein (mainly histone), and small amounts of RNA.

间期细胞内由DNA，蛋白质（主要是组蛋白），及少量的RNA组成的线复合结构，是间期细胞遗传物质存在的形式。

As a means to address this deficiency it was recently shown that human spermatozoal RNA isolated from the ejaculate can be used to transcriptionally profile the male gamete.

最近从人类精液中分离出的RNA可被用来显示转录的男配子的轮廓。

NUMBER OF ANTIVIRALS on sale and under study operate after uncoating, when the viral genome, which can take the form of DNA or RNA, is freed for copying and directing the production of viral proteins.

有些已上市或研发中的抗病毒药剂，作用在病毒脱壳后的阶段，此时病毒的基因组（可能是DNA或RNA）已释放出来，准备进行复制并引导病毒蛋白质的合成。