搜索结果: 1-15 共查到“RFLP”相关记录172条 . 查询时间(0.045 秒)
PCR-RFLP在VVC相关念珠菌菌种鉴定中的应用
限制性片段长度多态性聚合酶链反应 念珠菌 方法学评价
2021/3/26
用限制性片段长度多态性聚合酶链反应(polymerase chain reaction-restriction fragment length polymorphism，PCR-RFLP)技术快速准确鉴定外阴阴道念珠菌病(VVC)相关念珠菌菌种，并对科玛嘉显色培养法、Vitek 2 YST鉴定卡和PCR-RFLP 3种方法鉴定念珠菌菌种的效果进行方法学评价。 方法：收集贵阳市妇幼保健院VVC患者感...
虻虫的PCR-RFLP鉴别研究
虻虫 聚合酶链反应-限制性内切酶酶切长度多态性 分子鉴定 CO I序列
2017/11/29
建立简单、准确的虻虫DNA分子标记鉴别方法。方法：扩增并分析虻虫及7种常见伪品的细胞色素C氧化酶I亚基基因（CO I）序列，根据差异片段设计聚合酶链反应-限制性内切酶酶切长度多态性（PCR-RFLP）引物，使用限制性内切酶进行酶切鉴别。结果：引物对MengChong-Dig.F/MengChong-Dig.R可扩增虻虫及其伪品CO I序列，产生约490 bp条带，限制性内切酶Dra I可以识别虻虫...
A relationship between the PCR-RFLP polymorphism in porcine MYOG, MYOD1 and MYF5 genes and microstructural characteristics of m. longissimus lumborum in Pietrain × (Polish Large White × Polish Landrace) crosses
MyoD genes muscle fibres pig
2015/6/5
Muscle fibre formation takes place during embryonic development and is regulated by the MyoD gene family, which consists of four genes, MYOD1, myogenin, MYF5 and MRF4. A relationship was studied betwe...
A DdeI PCR-RFLP detecting a novel missense mutation of the POU1F1 gene showed no effects on growth traits in cattle
bovine POU1F1 gene PCR-RFLP growth traits
2015/6/5
In this study, a novel missense (NM_174579:c.1201C>T) mutation in exon 6 at the bovine POU1F1 locus is reported, which results in p.S284F, namely, Ser (TCT) > Phe (TTT) at position 284 of the mature p...
An MspI PCR-RFLP detecting a single nucleotide polymorphism at alpha-lactalbumin gene in goat
goat alpha-lactalbumin gene polymorphism Single Nucleotide Polymorphism (SNP) PCR-RFLP
2015/6/4
Alpha-lactalbumin (α-LA, LALBA) was strongly correlated with the nutritional value and the functional properties of whey and whey products. However, there are not many studies of goat LALBA gene and i...
Human-to-human and human-to-dog Mycobacterium tuberculosis transmission studied by IS6110 RFLP analysis:a case report
zoonosis human tuberculosis pet animal
2015/4/15
This study reports on the transmission of Mycobacterium tuberculosis of the same IS6110 RFLP type between two acquaintances with open pulmonary tuberculosis and a five-year-old Doberman bitch. No clin...
Genotyping of Mycobacterium avium subsp. avium isolates from domestic animals in Slovenia by IS901 RFLP
genotyping mycobacteriosis avian tuberculosis
2015/4/2
ABSTRACT: Apart from birds, Mycobacterium avium subsp. avium (MAA) is often isolated from granulomatous lesions in pigs and occasionally from cattle and other animals. The objectives of this study wer...
PCR-RFLP鉴定我国黑热病流行区6种常见蛉种
PCR-RFLP 白蛉 黑热病 媒介
2014/6/15
建立鉴定我国黑热病流行区 6 种常见蛉种的 PCR-RFLP(PCR-restriction fragment length polymorphisms)方法。方法 使用一对通用引物扩增线粒体 COI 基因, 比较中华白蛉、长管白蛉、吴氏白蛉、亚历山大白蛉和歌乐山司蛉线粒体 COI 基因序列, 寻找合适的限制性内切酶酶切位点, 使用TaqI、PstI内切酶双酶切, 通过电泳片段大小鉴别上述 6 种...
Identification of Pork Contamination in Meatballs of Indonesia Local Market Using Polymerase Chain Reaction-Restriction Fragment Length Polymorphism (PCR-RFLP) Analysis
Pork Contamination Detection Meatballs Polymerase Chain Reaction
2016/5/17
This research applied and evaluated a polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) using cytochrome b gene to detect pork contamination in meatballs from local markets...
本研究应用PCR-RFLP(Polymerase Chain Reaction-Restriction Fragment Length Polymorphism)和PCR-DGGE(Polymerase Chain Reaction-Denaturing Gradient Gel Electrophoresis)技术，对工厂化养殖的凡纳滨对虾肠道菌群进行多样性分析。RFLP结果显示，8月样品中不同...
间日疟原虫环子孢子蛋白PCR-RFLP多态性分析
河南 间日疟原虫 环子孢子蛋白 基因型
2014/2/18
采集2011年河南省间日疟原虫阳性患者血样，用限制性片段长度多态性聚合酶链反应（PCR-RFLP）法分析环子孢子蛋白（circumsporozoite protein，CSP）基因型，并结合流行病学资料进行初步种群分布分析。共采集间日疟患者血样37份，根据流行病学调查确定河南当地感染病例血样26份，输入性病例血样11份。37份血样均扩增出1条约750 bp的条带。PCR-RFLP结果显示，CSP基...
2012年初，山东菏泽某羊场的羊群发病，从发病羊器官分离到2株病原细菌。对病原细菌进行鉴定，并对其与已知同种异源菌株相似性差异进行分析。从患病山羊内脏器官分离细菌，经形态特征、培养特性、生化试验、血清学试验及致病性试验进行鉴定；再通过设计通用引物扩增16S-23S rRNA ISR (intergenic spacer region)序列，将PCR产物经HinfⅠ单酶切获得3条可视条带，同时对扩增...
PCR-RFLP检测输入性恶性疟原虫 Pfcrt基因多态性
输入病例 恶性疟原虫 Pfcrt基因 多态性
2013/3/11
了解来自不同流行区输入性恶性疟原虫Pfcrt基因K76T的点突变情况，探讨恶性疟原虫Pfcrt基因多态性。 方法 采集2008-2012年从非洲（尼日利亚、赤道几内亚、刚果、利比里亚、安哥拉和马里）和东南亚（缅甸和印度尼西亚）等疟疾流行区回国人员恶性疟现症患者血样共72份，根据恶性疟原虫Pfcrt基因序列设计巢式PCR引物，以血样中的恶性疟原虫DNA为模板，进行巢式PCR，扩增产物经限制性内切...
烟粉虱Bemisia tabaci (Gennadius)是一个物种复合体， 包括31个以上形态上无法区分的隐种， 其中少数隐种是世界性入侵害虫。目前， 在中国境内分布有2个入侵隐种和13个土著隐种。快速、 高效的鉴别方法对掌握烟粉虱田间发生规律及制定相关防控策略具有重要意义。然而到目前为止， 除了mtCOI基因测序比对外， 尚未有一种简便的方法可以有效地区分多个烟粉虱隐种。本研究采用mtCOI ...