Methods: Thirty extracted human molars whose pits and fissures on the occlussal surface had been inoculated with Escherichia coli were randomly divided into three groups: group A was treated with newly confected phenol-formaldehyde resin which resinified the dental fissure contents, group B was sealed Bis-GMA resin in pits and fissures and group C as the control group was only treated by cleaning.

選擇30顆人離體磨牙亚洲国产福利精品一区在线观看，在咬合面點隙裂溝接種大腸桿菌，隨機分為3組黄A片一区二区；A組以新配制的酚醛樹脂使點隙裂溝內容物樹脂化中国精品黄片，B組以成品Bis-GMA封閉劑作點隙裂溝封閉，C組僅進行表面清洗作為對照組一级片aaa片；各組分別沿裂溝點隙處片切牙齒免费看美国牲交毛片，放入LB培養(yǎng)基培養(yǎng)，觀察大腸肝菌生長情況久久黄色视频免费看。

Results:We hae screened out the best method of drawing the materials from OB,which is crushing directly. we also conside the immunoadsorption as the best method of puring OECS.Coating the petri dish is profitable to pure the cells. meanwhile the appropriate cells density inoculated is important for eentual purity of culture.

結果：我們從中篩選出最佳取材方法為直接擠壓法日韩免费福利网在线观看视频，最好的純化嗅鞘細胞方法為免疫吸附法，同時發(fā)現(xiàn)包被培養(yǎng)皿對純化細胞意義重大老妇毛多多，而高密度接種細胞對提高細胞的最終純度也是非常有利高清无码在线黄色视频。

Due to potential instability of the prophages carrying the stx gene, in this study, the prophage of O157:H7 86-24 strain was cured with serial passages of bacteria, confirmed by PCR and DNA sequencing. The cultural supernatant of O157 prophage curing mutant was inoculated into Vero cells, indicating that the prophage curing mutant of O157 lost the toxigenicity to Vero cells.

由于原噬菌體本身具有潛在的不穩(wěn)定性，本研究以O157：H7 86-24為始發(fā)菌株91se资源在线观看，將其進行傳代培養(yǎng)国外超碰97人人爽人人做，篩選原噬菌體消除菌株国内自拍av，對原噬菌體在O157基因組中的整合位點進行分析，并用Vero細胞對原噬菌體消除菌株的細胞毒性進行鑒定国产精品美女久久久久AV。

In order to explore the effects of PCV2 infection on PAM functions at the cellular, molecular, and genie level, PAMs from forty-day-old healthy piglets inoculated oro-nasally with PCV2 BF strain were collected at different days ...

通過測定感染后PAM的凋亡與吞噬功能国产无码AAA片、表面分子與抗原遞呈功能相關分子及細胞因子的表達動態(tài)，從細胞亚洲av永久无码天堂网不卡、分子與基因水平系統(tǒng)分析了PCV2感染對豬肺泡巨噬細胞功能的影響国产精品另类熟女。

The artificial infested soil containing 30 oospores per gram of air-dry soil was saturated with water and smeared on the basal stalk (0~10 cm) of the tested plants. The inoculated site was wrapped with a piece of aluminum foil to keep the inoculum from drying out.

接種時，以每克土約含30個卵孢子之壤土加水達於飽和含水量后高清一区二区三区视频，涂抹在供試玉米植株的莖基部(0~10cm)色日韩一区二区，并以鋁箔包裹之，以防接種病土乾燥国产一级情侣A片。

Methods Live attenuated rubella vaccine virus strain RA27/3 was inoculated to the monolayer of human diploid MRC-5 cells at an appropriate MOI and incubated in serum-and protein-free CDM culture medium. The virus liquid was harvested and, after addition of polyvinylpyrrolidone as a stabilizer and protective agent, lyophilized. Perform overall control tests on the prepared vaccine.

將風疹減毒活疫苗毒種RA27/3株按適當比例接種單層人二倍體細胞MRC-5株欧美精品狂躁在线视频，使用無血清、無蛋白的CDM培養(yǎng)基培養(yǎng)病毒2021年最新情侣自产自拍，收獲病毒液色福利官网，加入聚乙烯吡咯烷酮作為病毒穩(wěn)定劑，制備疫苗原液一级a片日韩激情黄片，加入凍干保護劑欧洲无码特级毛片大全，制備5批凍干疫苗，進行各項檢定18性欧美深喉口爆视频。

Methods Live at-tenuated rubella vaccine virus strain RA27 /3 was inoculated to the monolayer of human diploid MRC-5 cells at an appropriate MOI and incubated in serum-and protein-free CDM culture medium.

方法將風疹減毒活疫苗毒種RA27/3株按適當比例接種單層人二倍體細胞MRC-5株免费郑州性感美女黄色网站，使用無血清、無蛋白的CDM培養(yǎng)基培養(yǎng)病毒欧美性XXXX18一19，收獲病毒液日韩综合AV在线一区二区，加入聚乙烯吡咯烷酮作為病毒穩(wěn)定劑，制備疫苗原液欧美色图亚洲图片，加入凍干保護劑亚洲欧美熟妇综久久，制備5批凍干疫苗，進行各項檢定啊轻点啊视频。

Leaf curling symptoms could be induced in Nicotians benthamiana and N. glutinosa plants when PaLCCNV were co-inoculated with ToLCCNV DNA β.

將PaLCCNV亚洲欧美精品、ToLCCNV和ToLCCNVDNAβ三者共同接種后，PaLCCNV和ToLCCNV都能在寄主植物上復制黄色视频在线观看地址，并且誘導曲葉癥狀97免费无码视频人妻超级碰碰碰。

It took place not only beside the inoculated dot, but also in the position where the position nematodes never arrived.

它不僅發(fā)生在接種點附近，而且發(fā)生在線蟲還沒有移動到的遠離接種點的部位免费aⅴ无遮拦网站观看。

Methods:Specimens were inoculated on sabouraud culture medium and that on CHROMagar Candida at the same time, then the yeast fungus which grown on sabouraud culture medium was identified by API20C AUX, while that on CHROMagar Candida was judged directly according to the color and appearance of colonies .

將標本同時接種沙氏基和CHROMagar念珠菌顯色培養(yǎng)基欧美午夜A级限制福利片，沙氏基上生長的酵母菌經API20C AUX酵母菌鑒定系統(tǒng)鑒定，CHROMagar念珠菌顯色培養(yǎng)基根據(jù)菌落顏色、形態(tài)直接判讀亚洲图片韩国理论。