75 results about "Renal clear cell carcinoma" patented technology

The invention provides therapeutic methods that include administering a stable nitroxide to a subject that has, is suspected to have, or is at risk for having a condition associated with reduced VHL or elevated HIF-2α.

The invention relates to the technical field of biomedicine, and in particular to a renal cancer sunitinib drug-resistant cell system and an establishing method and application of the renal cancer sunitinib drug-resistant cell system. 786-O cells and ACHN cells of a human renal clear cell carcinoma system are adopted as objects for establishing a subcutaneous tumor-bearing nude mouse model; the clinical conventional dose of the sunitinib is used for treating a tumor-bearing nude mouse; and through multiple times of in-vivo continuous passage and drug pressure screening, the renal cancer drug-resistant cell system free of restraints of the sunitinib in vitro and vivo is finally obtained through separate culture and named as 7SuR and ACSuR. The established renal cancer sunitinib drug-resistant cell system can better simulate clinical drug resistance and provides an important platform for studying renal cancer targeted drug resistance mechanism, reversing renal cancer cell drug resistance and developing and evaluating new anti-cancer drugs.

The invention discloses a marine bacillus polypeptide and a preparation and an application thereof and belongs to the technical field of marine microorganism medicines. The marine bacillus polypeptide is from metabolites of antarctic marine bacillus N11-8 subjected to fermentation cultivation; 15 amino acid sequences at N-ends of the active polypeptide are ASTGSQKVTVYAVAD; the active polypeptide has relatively high cytotoxicity to a plurality of tumor cells such as human hepatoma carcinoma cell BEL-7402, human ovarian carcinoma cells NIH:OVCAR-3, human renal clear cell carcinoma cells 786-0 and human large cell lung cancer cells NCI-H460, and has relatively good research and application value. The polypeptide can be applied to medicines for preventing and/or treating the cancers.

The invention discloses a diagnosis marker and treatment target of renal clear cell carcinoma and belongs to the technical field of gene new application. The diagnosis marker and treatment target is MRO. The diagnosis marker and treatment target has the advantages that the fact that the expression of the marker MRO in a renal clear cell carcinoma is reduced is discovered for the first time, the proliferation, migration and invasion of cancer cells can be lowered by increasing the expression of the MRO, and the MRO serving as the target can be used for treating the renal clear cell carcinoma and renal carcinoma metastasis.

The invention discloses a biomarker relating to renal clear cell carcinoma. The biomarker is SLC17A9. Experiments prove that the expression of the SLC17A9 is up-regulated in patients suffering from the renal clear cell carcinoma, proliferation and invasion of the renal clear cell carcinoma cells can be inhibited, and the SLC17A9 can serve as a diagnosis and/or treatment target to be applied to clinical renal clear cell carcinoma diagnosis and treatment.

The invention discloses application of lncRNA combination to preparation of a product for predicting renal clear cell carcinoma prognosis and molecular targeted medicine treatment sensitivity. The lncRNA or the lncRNA combination serving as a detection target point is applied to preparation of the product for predicting renal clear cell carcinoma prognosis and molecular targeted medicine treatmentsensitivity, and the lncRNA or the lncRNA combination is selected from any one or more of SEQ ID NO.1 to SEQ ID NO.4. A new clinical method is provided for evaluating prognosis of patients sufferingfrom renal clear cell carcinoma, new reference advice is provided for auxiliary treatment after operation of the renal clear cell carcinoma, and important clinical significance and popularization andapplication prospect in the aspects of timely taking effective clinical measures, formulating an individualized diagnosis and treatment scheme and finally increasing the survival rate of the patientssuffering from the renal clear cell carcinoma are achieved.

The invention discloses an aptamer for detecting human renal clear cell carcinoma cells (786-O) and application of the aptamer in a preparing detection preparation. Compared with the prior art, the aptamer has affinity and specificity higher than those of an associated protein antibody, is free of immunogenicity, can be chemically synthesized in vitro and is small in molecular weight. Furthermore, different parts of the aptamer can be modified and replaced, so that sequences are stable, storage is convenient, and labeling is convenient. When the aptamer disclosed by the invention is adopted to detect the human renal clear cell carcinoma cells, operations are simpler and quicker; and moreover, synthesis cost of the aptamer is lower than preparation cost of the antibody, the period is short and repeatability is good.

The invention discloses application of a novel molecular marker to the preparation of a kit for diagnosis and prognosis of renal clear cell carcinoma. The RNA sequence of the novel molecular marker isshown in SEQ ID NO: 1 to SEQ ID NO: 57. A mathematical model for diagnosis of renal clear cell carcinoma is constructed by taking the marker as a base; the model is high in sensitivity and good in specificity, AUC can be as high as 0.997, and the diagnosis effect is good. In addition, 57 tRF fragments can serve molecular markers for classifying renal clear cell carcinoma and predicating the survival periods of patients; in test data, a renal clear cell carcinoma tumor sample is clustered into 3 subtypes according to rRFs expression, and survivorship curve analysis shows that the survival periods of the subtypes have obvious difference. The novel tRF molecular marker has excellent diagnosis index characteristic, can be effectively applied to the diagnosis, classification and prognosis of renal clear cell carcinoma, and has high clinical application and promotion values.

The invention discloses a C16orf74 gene which can be taken as a biomarker for the renal clear cell carcinoma. The experiment proves that compared with normal nephridial tissues, the C16orf74 gene expression in renal clear cell carcinoma tissues is significantly improved. According to the research result, the C16orf74 gene can be applied to research and development of a kit used for diagnosing therenal clear cell carcinoma and also can be used for researching and developing medicines capable of inhibiting the C16orf74 gene expression, thereby achieving clinical prevention and treatment for therenal clear cell carcinoma.

The invention discloses a medicine combination for overcoming drug resistance of liver cancer and kidney cancer tumors and an application of the medicine combination. The research of the invention shows that through combined use of an acetylase inhibitor anacardic acid (AA) and an EZH2 inhibitor GSK-126, tumor sensitivity of the EZH2 inhibitor is enhanced from two aspects of reducing stability ofthe EZH2 and inhibiting activity of the EZH2, the effect is obvious, and a new method and a new idea are provided for improving the drug effect and the application range of the EZH2 inhibitor. Experiments show that combined use of the acetylase inhibitor and the EZH2 inhibitor has strong killing effect on hepatocellular carcinoma and renal clear cell carcinoma cells, and the effect of combined useis obviously superior to the effect of single use of the EZH2 inhibitor, so that combined use of the acetylase inhibitor and the EZH2 inhibitor can really exert a synergistic effect, and a new methodis provided for improving the drug effect and application range of the EZH2 inhibitor.

The invention relates to an artificial intelligence pathological diagnosis method for renal clear cell carcinoma based on deep learning. The method comprises the following steps: S1, data acquisition;S2, pathological microscopic image processing; S3, modular image feature information extraction; S4, machine deep learning and diagnosis model construction; S5, diagnosis efficiency verification of the artificial intelligence diagnosis model: taking the artificial intelligence diagnosis model constructed by the image data in the training set as a diagnosis classifier, inputting the feature information data extracted by the test set for prediction, and evaluating the diagnosis efficiency of the artificial intelligence diagnosis model through a subject working feature curve; and S6, predictionefficiency research of survival prognosis of patients with renal clear cell carcinoma. The invention further provides a renal clear cell carcinoma artificial intelligence pathological diagnosis modelbased on deep learning. The method can effectively predict the survival prognosis of patients with renal clear cell carcinoma, can achieve the effect that cannot be achieved by traditional film reading diagnosis of pathologists, and can provide effective guidance opinions for judging whether the patients with renal clear cell carcinoma continue to be treated or not after operations.

The invention discloses application of arsenic trioxide in preparation of medicines for treating renal carcinoma. The key point of the technical scheme is that arsenic trioxide inhibits proliferation of human renal carcinoma cells 786-O by inhibiting the PI3K-Akt transduction path, so that arsenic trioxide can be used for preparing medicines for treating renal carcinoma, and in particular for preparing medicines for treating renal clear cell carcinoma.

The invention discloses a pathological picture-based renal clear cell carcinoma molecular feature prediction and prognosis technology. The renal clear cell carcinoma molecular feature prediction and prognosis technology comprises the following parts: 1, feature extraction of the pathological picture; 2, predicting the molecular characteristics of the patient through the pathological picture; 3, predicting the lifetime of the patient by integrating a single pathological picture and a pathological picture with multiple omics; according to the method, the pathological picture of the patient can be quickly and economically quantified, and the survival time of the patient with existing gene, transcription or proteomics data can be quickly, economically and more accurately judged when the important mutation state, molecular subtype attribution and survival of the patient are predicted.

The invention discloses application of CGREF1 as a marker in diagnosis and treatment of renal clear cell carcinoma. The invention discloses a product including a reagent for detecting the expression level of the CGREF1 and application of relevant reagents in preparing the product for diagnosing the renal clear cell carcinoma; meanwhile, the invention discloses a pharmaceutical composition including an inhibitor for inhibiting the expression level of the CGREF1 and application of relevant inhibitors in preparing the pharmaceutical composition for treating the renal clear cell carcinoma; the invention also discloses application of the CGREF1 in screening candidate compounds for treating the renal clear cell carcinoma.

The invention discloses a renal clear cell carcinoma molecular feature prediction and prognosis technology based on a pathological picture. The renal clear cell carcinoma molecular feature predictionand prognosis technology comprises the following steps: 1, carrying out feature extraction of the pathological picture; 2, predicting the molecular characteristics of the patient through the pathological picture; 3, integrating a single pathological picture and a pathological picture into multiple omics to predict the lifetime of the patient. According to the method, pathological pictures of patients can be quantified quickly and economically, important mutation states, molecular subtype affiliation and survival time of the patients can be predicted, and the survival time of the patients withexisting gene, transcription or proteomics data can be judged quickly, economically and more accurately.

The invention relates to the field of biotechnology and medical diagnosis, in particular to application of E3 ubiquitination protein ligase UBR5 in preparation of a renal clear cell carcinoma diagnosis or prognosis evaluation reagent or kit and a corresponding detection kit. Researches find that the expression of E3 ubiquitination protein ligase UBR5 molecules in patients with renal clear cell carcinoma is generally reduced, the expression level of the E3 ubiquitination protein ligase UBR5 molecules is remarkably related to prognosis of the patients, and the total lifetime (OS) and progression-free lifetime (PFS) of the patients with renal clear cell carcinoma can be better predicted by combining the expression of UBR5.

The invention discloses a separation and culture method of a mouse kidney clear cell carcinoma circulating tumor cell line and kidney clear cell carcinoma circulating tumor cells, and relates to the technical field of separation and culture of tumor cells. The mouse kidney clear cell carcinoma circulating tumor cell line is circulating tumor cells of an in-situ kidney cancer NOD/SCID mouse. The separation and culture method of the circulating tumor cells mainly comprises the following steps of: firstly, infecting a human kidney clear cell carcinoma cell line 786-O with viruses, so that the human kidney clear cell carcinoma cell line is stably converted into green fluorescent protein and has Puromycin resistance, and culturing the cell line; and then establishing a mouse model, collecting peripheral blood of the mouse, and culturing and separating the peripheral blood to obtain the kidney cancer circulating tumor cells. The separation and culture method disclosed by the invention is simple and easy to operate, and the circulating tumor cells obtained by separation can be subjected to normal leaflet culture and can be widely applied to clinical research.

The invention relates to the technical field of medical biological detection, provides a new application of a combined genome of HNRNPA2B1 and ALKBH5, and particularly relates to an application in preparation of a reagent or a kit for predicting the curative effect of renal clear cell carcinoma immunotherapy. The invention also provides a renal clear cell carcinoma immunotherapy curative effect prediction kit and a renal clear cell carcinoma immunotherapy curative effect prediction system. The gene combination is derived from a renal clear cell carcinoma m6A modification mode differential expression mode, discovery of the m6A modification related gene combination model provides a brand-new strategy for predicting the immune treatment effect of a renal clear cell carcinoma patient, clinical doctors can be guided to implement an individualized precise treatment strategy, the survival rate of the patient is increased, and the method has important guiding significance for immunotherapy application of patients with renal clear cell carcinoma.

The invention belongs to the technical field of biomedicine, and relates to a marker for prognosis of renal clear cell carcinoma and application of the marker. According to the invention, comparative analysis is carried out on the whole genome methylation level, differential methylation sites and differential methylation regions among tumor tissues and adjacent normal tissues by performing testing observation on the relationship between the change of DNA methylation related markers in renal clear cell carcinoma and the prognosis condition of diseases, and by utilizing an LASSO-Cox regression model, biological markers related to prognosis of renal clear cell carcinoma are determined to be TP73 (cg00295572, cg07382920, cg20611911 and cg01915516) and CTBP2 (cg05749728) respectively. The DNA methylation related markers disclosed by the invention can be used for preparing a product for evaluating the prognosis of the renal clear cell carcinoma.

Methods for diagnosing, treating, and screening for cancer based on manipulations of a newly discovered pVHL dependent, non-degradative ubiquitylation pathway of Rpb1. In particular, methods comprising the use of biomarkers implicating the pathway, and promoters of either or both of P1465 hydroxylation and CTD Ser-5 phosphorylation of Rpb1. Specifically, the methods may be used to inhibit tumor growth, including, in particular, carcinomas such as renal clear cell carcinoma.

The invention provides an application of PBLD gene in preparation of a medicine for diagnosing renal clear cell carcinoma and predicting prognosis of same. By combining Q-PCR and immunohistochemical methods, mRNA and proteins in PBLD gene in renal clear cell carcinoma tissue and para-carcinoma tissue are detected; it is found that the PBLD is significantly under-expressed in the renal clear cell carcinoma tissue, which identifies that the PBLD, as a new specific renal cancer marker, can supply a new target point to therapy of the renal cancer.

The invention discloses a characteristic miRNA expression profile combination and an early prediction method for renal clear cell carcinoma. The miRNA comprises hsa-let-7g, hsa-mir-10a, hsa-mir-10b, hsa-mir-125a, hsa-mir-21, hsa-mir-30b, hsa-mir-30c-1, hsa-mir-30c-2 and hsa-mir-532, and the nucleotide probe sequence is shown as SEQ ID NO. 1-9. The evaluation of the early risk of renal clear cell carcinoma based on the miRNA expression profile combination characteristics has high accuracy and accuracy (the area AUC under the ROC curve = 0.992). The early risk of renal clear cell carcinoma can be calculated by a support vector machine model only by acquiring the relative expression quantity of the nine miRNAs.