
n. 原位杂交
As a tissue, cell body fixed ideal CD for the in situ hybridization and immunohistochemical analysis.
作为组织切片、细胞固定的理想裁体,用于原位杂交、免疫组化分析。
This paper introduced the advancement of early diagnosis and prognosis monitoring by fluorescence in situ hybridization in bladder cancer.
本文介绍了荧光原位杂交技术在膀胱癌早期诊断及预后监测应用中的研究进展。
Objective To explore the value of multiplex fluorescence in situ hybridization (M-FISH) technique in the detection of the complex chromosomal aberrations (CCAs) in myelodysplastic syndromes (MDS).
目的探讨多重荧光原位杂交(M-FISH)技术在骨髓增生异常综合征(MDS)患者复杂核型异常检测中的应用价值。
The particular nature and the unique properties of these molecules make their use a promising procedure for in situ hybridization assays.
这些分子特殊的性质与独有的属性为原位杂交分析提供了一个很有前景的方法。
Conclusion In situ hybridization method established in this study showed showed specificity and sensitivity.
结论本实验所建立的原位杂交方法具较高特异性和灵敏性。
Objective To investigate the value of multiplex fluorescence in situ hybridization(M-FISH) in the detection of complex chromosomal abnormalities(CCAs) of chronic lymphocytic leukemia(CLL).
目的探讨多重荧光原位杂交(M-FISH)技术检测慢性淋巴细胞白血病(CLL)复杂核型异常(CCA)的价值。
Methods The expressions of PRX 2, HOXB13, HOX2.2 and HOX2.3 during wound healing in fetal and ***** skin were determined with in situ hybridization.
方法采用原位杂交方法,对正常成人和胎儿皮肤及创面愈合过程中PRX2、HOXB13、HOX2.2和HOX2.3的表达进行观察。
Objective To evaluate the diagnostic value of fluorescence in situ hybridization (FISH) in sex chromosome abnormality.
目的探讨荧光原位杂交(FISH)技术在性染色体异常诊断中的价值。
Abbott is a pioneer in the use of molecular tests based on PCR and fluorescence in situ hybridization (FISH) technologies to aid clinicians in the selection of appropriate pharmacogenomic therapies.
基于PCR和荧光原位杂交(FISH)技术的分子检测手段,用以帮助临床医生选择恰当的药物遗传学方法治疗,雅培在这方面是先行者。
Genomic in situ hybridization (GISH) technique is a most effective method of detecting alien chromatin at molecular level. The probe used in this technique is genomic DNA.
基因组原位杂交是在分子水平上检测外源染色质的一种有效方法,其探针是总基因组DNA 。
The positive signals of immunohistochemistry and in situ hybridization were mostly located in cytoplasm of monocyte-macrophage system.
免疫组化和原位杂交阳性信号多位于单核巨噬细胞系统胞浆内。
Method:Non isotope in situ hybridization.
方法:非同位素原位杂交。
Chromosome in situ hybridization is one of the most direct and convenient approaches in gene locations.
染色体原位杂交技术是基因定位研究中最为直接和简便的方法之一。
The chromosome in situ hybridization is an important part in modern biotechnology.
染色体原位杂交技术是现代生物技术的重要组成部分。
Objective To explore the value of interphase fluorescence in situ hybridization(I-FISH) on the detection of trisomy 8 in chronic myeloid leukemia(CML) and the progression of CML.
目的探讨间期荧光原位杂交(I-FISH)技术检测慢性髓系白血病(CML)8号染色体三体(8三体)异常的价值及其对CML演进监测的意义。
Results (1)in situ hybridization showed that all the 6 retinoic acid receptor genes were expressed in lymphocytes and reticular cells of lymph node, the distribution was widespread.
结果:1。原位杂交结果显示6种视黄酸受体基因在淋巴结中的淋巴细胞和网状细胞中均有表达,分布广泛。
Tissue microarrays are very useful in the investigation of the expression of a particular gene in hundreds of specimens by in situ hybridization.
组织微阵列在通过原位杂交进行的数百个样本的一个特定基因的研究中是非常有用的。
The technique of digoxigenin labeled probe in situ hybridization is a new specific method in studying the location, distribution and infection mechanisms of SV40 DNA.
*********标记探针原位杂交技术,是探讨SV40病毒核酸在组织中定位、分布和感染机制的一种新的特异性方法。
It indicates that immunohistochemistry and in situ hybridization can provide reliable basis in diagnosis and pathological mechanism study of Q fever.
结果提示免疫组化和原位杂交技术可以作为Q热特异性的诊断方法,并为致病机理的研究提供线索。
Fluorescence in situ hybridization (FISH) is a supplement and development of chromosome banding technique.
荧光原位杂交(FISH)是染色体显带技术的补充和发展。
Methods The expression of VEGF in 11 normal adrenal gland, 24 benign adrenal pheochromocytomas, and 11 malignant pheochromocytomas was detected by immunohistochemistry and in situ hybridization.
方法用免疫组化和原位杂交研究24例良性肾上腺嗜铬细胞瘤、11例恶性肾上腺嗜铬细胞瘤及11例正常肾上腺组织中VEGF的表达情况。
Objective To detect BCR/ABL fusion genes of interphase cells by fluorescence in situ hybridization(FISH) as an assistant way of diagnosis and treatment of chronic myelogenous leukemia (CML).
目的建立荧光原位杂交(FISH)技术,直接原位检测间期细胞中BCR/ABL融合基因,辅助临床诊断和治疗慢性粒细胞性白血病(CML)。
Some of the 9 types have been identified as alien addition lines through cytology techniques and in situ hybridization of nuclear acids.
这9个类型中有的结合细胞学镜检与核酸原位杂交技术已确定为异附加系。
Methods Immunohistochemistry and in situ hybridization technique were adopted.
方法采用免疫组化及原位杂交技术。
The genomic in situ hybridization showed that there are chromosomes or chromosome fragments of Elymus dahuricus in BC1F4.
经基因组原位杂交鉴定,BC1F4代中有披碱草的染色体组或染色体片段。
原位杂交(in situ hybridization) 是一种在细胞或组织切片内,直接在形态学背景下定位特定核酸序列(DNA或RNA)位置的分子生物学技术。其核心原理是利用标记的核酸探针,通过碱基互补配对原则,与细胞内待检测的靶核酸序列进行特异性杂交,并通过检测标记信号来确定靶序列的存在位置和相对丰度。
技术原理:
主要类型:
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原位杂交是一种强大的技术,通过在细胞或组织的原始位置(in situ)进行核酸杂交,实现了在形态学背景下对特定DNA或RNA序列的定位和半定量分析。它在基础研究(基因功能、发育)、临床诊断(遗传病、肿瘤、感染)等领域具有不可替代的价值。FISH和CISH是其目前最常用的两种形式。根据专业文献。
in situ hybridization(原位杂交) 是一种分子生物学技术,用于在细胞或组织样本中定位特定核酸序列(如DNA或RNA)的精确位置。以下是详细解释:
定义与原理
技术特点
主要应用
技术变体
该技术通过“原位”检测核酸,为基因功能、疾病机制等研究提供了空间层面的关键信息。如需进一步了解操作步骤或具体案例,可参考分子生物学实验手册或专业数据库。
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