微生物絮凝劑
利(li)用(yong)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)技術通過微(wei)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)的(de)(de)發(fa)酵、抽提、精(jing)制(zhi)而(er)(er)制(zhi)得(de)微(wei)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)絮(xu)(xu)凝(ning)(ning)(ning)(ning)劑(ji)(ji),是(shi)(shi)一(yi)(yi)種無毒(du)的(de)(de)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)高(gao)分子化(hua)合(he)物(wu)(wu)(wu)(wu)(wu),包(bao)括機(ji)能(neng)(neng)性(xing)蛋白(bai)質(zhi)和(he)機(ji)能(neng)(neng)性(xing)多(duo)糖(tang)類(lei)物(wu)(wu)(wu)(wu)(wu)質(zhi),其并不(bu)是(shi)(shi)使微(wei)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)產(chan)生(sheng)(sheng)絮(xu)(xu)凝(ning)(ning)(ning)(ning),而(er)(er)是(shi)(shi)構成微(wei)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)的(de)(de)多(duo)糖(tang)莢膜(mo)。其絮(xu)(xu)凝(ning)(ning)(ning)(ning)性(xing)是(shi)(shi)一(yi)(yi)種伴生(sheng)(sheng)性(xing)狀,其絮(xu)(xu)凝(ning)(ning)(ning)(ning)性(xing)主要由位(wei)于(yu)染色(se)體上和(he)染色(se)體外的(de)(de)絮(xu)(xu)凝(ning)(ning)(ning)(ning)遺(yi)傳基(ji)因(yin)(yin)決(jue)定,這些(xie)絮(xu)(xu)凝(ning)(ning)(ning)(ning)基(ji)因(yin)(yin)由多(duo)個基(ji)因(yin)(yin)控(kong)制(zhi),絮(xu)(xu)凝(ning)(ning)(ning)(ning)基(ji)因(yin)(yin)凝(ning)(ning)(ning)(ning)能(neng)(neng)力。微(wei)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)絮(xu)(xu)凝(ning)(ning)(ning)(ning)劑(ji)(ji)可廣泛(fan)應用(yong)于(yu)給水(shui)、畜產(chan)、焦化(hua)、建材、染料、紙漿廢水(shui)處理和(he)消除膨(peng)脹污泥等方(fang)面。目(mu)前研究得(de)較為深(shen)入的(de)(de)有醬(jiang)油(you)曲霉(mei)素、擬青霉(mei)素微(wei)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)、紅平紅球菌等。紅平紅球菌產(chan)生(sheng)(sheng)的(de)(de)絮(xu)(xu)凝(ning)(ning)(ning)(ning)劑(ji)(ji)NOC-1,是(shi)(shi)目(mu)前發(fa)現的(de)(de)絮(xu)(xu)凝(ning)(ning)(ning)(ning)效果最好的(de)(de)微(wei)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)絮(xu)(xu)凝(ning)(ning)(ning)(ning)劑(ji)(ji)。我(wo)國(guo)已在利(li)用(yong)廢棄物(wu)(wu)(wu)(wu)(wu)產(chan)生(sheng)(sheng)微(wei)生(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)絮(xu)(xu)凝(ning)(ning)(ning)(ning)劑(ji)(ji)的(de)(de)開發(fa)與應用(yong)方(fang)面取(qu)得(de)了一(yi)(yi)些(xie)進(jin)展。

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