Purpose of survivin in preparation of colorectal cancer prognosis kit

A colorectal cancer and kit technology, applied in the field of colorectal cancer diagnosis and treatment, can solve the problem of no research report on the relationship between colorectal cancer and so on.

Inactive Publication Date: 2019-09-06
GUILIN MEDICAL UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

However, there is no research report on the relationship between survivin expression and colorectal cancer

Method used

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  • Purpose of survivin in preparation of colorectal cancer prognosis kit
  • Purpose of survivin in preparation of colorectal cancer prognosis kit
  • Purpose of survivin in preparation of colorectal cancer prognosis kit

Examples

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Embodiment 1

[0016] Materials and methods

[0017] Patient and tissue samples. From 1984 to 2001, 142 cases of end-stage colorectal cancer (96 males and 46 females) were selected from the pathological archives of Hiroshima University Hospital, including 71 cases of lymph node metastasis and 25 cases of distant metastasis. The age of the patients ranged from 37 to 84 years old (mean, 63.8 years old). On histological examination, 52 cases were benign, 67 cases were moderate, and 23 cases were poorly differentiated colorectal cancer. For immunohistochemical examination, 4 μm serial sections were stained with hematoxylin and eosin for immunohistochemical analysis.

[0018] Immunohistochemical studies and staining evaluation.

[0019] After the antigen was repaired by microwave in citric acid buffer (pH 6.0), the slices were incubated overnight at 4°C with polyclonal anti-survivin antibody (NB500-201, Rofus Biologics, Littleton Co., Ltd. 1:1000 dilution), and passed Streptavidin-biotin-pero...

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Abstract

The invention relates to the field of diagnosis and treatment of colorectal cancer, in particular to the use of survivin in the diagnosis of colorectal cancer, thereby solving a problem of providing the purpose of survivin protein in the preparation of a colorectal cancer prognosis kit. The function of cytoplasmic survivin may play an important role in malignant tumor progression. The cytoplasm-nucleus solubility level and the colorectal cancer prognostic factor are more associated than the surviving total amount. The mode of suppressing positioning of survivin in the cytoplasm may serve as anovel way of suppressing the function of survivin in cancer therapy.

Description

technical field [0001] The invention relates to the field of diagnosis and treatment of colorectal cancer, in particular to the use of survivin in the diagnosis of colorectal cancer. Background technique [0002] Survivin is a member of the apoptosis inhibitory protein (apoptosis protein, IAP) family, which plays an important role in inhibiting apoptosis by inhibiting the activity of caspase. In addition, it is also a subunit of the chromosomal passenger complex (CPC), which includes subunits such as Aurora-b, Burn (endocentromere protein), and Borealin that regulate cell division. [0003] Survivin is unique in that it is expressed in fetal tissues and various human cancers, and some recent reports have shown that Survivin is expressed in specific adult tissues including colonic epithelium, normal endometrium, placenta and bone marrow. On the other hand, the intracellular localization of survivin in cancer cells has also been reported to express the biological characterist...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N33/574
CPCG01N33/57419G01N33/57446G01N33/57484G01N2800/52
Inventor 曾思恩齐广莹刘甜周立华谈建成
Owner GUILIN MEDICAL UNIVERSITY
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