General Information of the Molecule (ID: Mol01736)
Name
hsa-miR-891b ,Homo sapiens
Synonyms
microRNA 891b
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Molecule Type
Mature miRNA
Sequence
UGCAACUUACCUGAGUCAUUGA
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Ensembl ID
ENSG00000216064
HGNC ID
HGNC:33645
Mature Accession
MIMAT0004913
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Kingdom: Metazoa
Phylum: Chordata
Class: Mammalia
Order: Primates
Family: Hominidae
Genus: Homo
Species: Homo sapiens
Type(s) of Resistant Mechanism of This Molecule
  EADR: Epigenetic Alteration of DNA, RNA or Protein
Drug Resistance Data Categorized by Drug
Approved Drug(s)
1 drug(s) in total
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Doxorubicin
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Drug Sensitivity Data Categorized by Their Corresponding Mechanisms
  Epigenetic Alteration of DNA, RNA or Protein (EADR) Click to Show/Hide
Disease Class: Hepatocellular carcinoma [ICD-11: 2C12.0] [1]
Sensitive Disease Hepatocellular carcinoma [ICD-11: 2C12.0]
Sensitive Drug Doxorubicin
Molecule Alteration Expression
Down-regulation
Experimental Note Revealed Based on the Cell Line Data
In Vitro Model HepG2 cells Liver Homo sapiens (Human) CVCL_0027
Hela cells Cervix uteri Homo sapiens (Human) CVCL_0030
SNU182 cells Liver Homo sapiens (Human) CVCL_0090
SNU-739 cells Liver Homo sapiens (Human) CVCL_5088
769-P cells Kidney Homo sapiens (Human) CVCL_1050
786-O cells Kidney Homo sapiens (Human) CVCL_1051
In Vivo Model Immunodeficient mouse xenograft model Mus musculus
Experiment for
Molecule Alteration
qRT-PCR; Luciferase assay
Experiment for
Drug Resistance
Cell cycle analysis; Apoptosis analysis
Mechanism Description This gene is down-regulated in doxorubicin-sensitive cells
Disease Class: Renal cell carcinoma [ICD-11: 2C90.0] [1]
Sensitive Disease Renal cell carcinoma [ICD-11: 2C90.0]
Sensitive Drug Doxorubicin
Molecule Alteration Expression
Down-regulation
Experimental Note Revealed Based on the Cell Line Data
In Vitro Model HepG2 cells Liver Homo sapiens (Human) CVCL_0027
Hela cells Cervix uteri Homo sapiens (Human) CVCL_0030
SNU182 cells Liver Homo sapiens (Human) CVCL_0090
SNU-739 cells Liver Homo sapiens (Human) CVCL_5088
769-P cells Kidney Homo sapiens (Human) CVCL_1050
786-O cells Kidney Homo sapiens (Human) CVCL_1051
In Vivo Model Immunodeficient mouse xenograft model Mus musculus
Experiment for
Molecule Alteration
qRT-PCR; Luciferase assay
Experiment for
Drug Resistance
Cell cycle analysis; Apoptosis analysis
Mechanism Description This gene is down-regulated in doxorubicin-sensitive cells
Investigative Drug(s)
1 drug(s) in total
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N-methyl-n-nitro-n-nitrosoguanidine
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Drug Sensitivity Data Categorized by Their Corresponding Mechanisms
  Epigenetic Alteration of DNA, RNA or Protein (EADR) Click to Show/Hide
Disease Class: Breast cancer [ICD-11: 2C60.3] [2]
Sensitive Disease Breast cancer [ICD-11: 2C60.3]
Sensitive Drug N-methyl-n-nitro-n-nitrosoguanidine
Molecule Alteration Expression
Up-regulation
Experimental Note Revealed Based on the Cell Line Data
In Vitro Model HCC1806 cells Breast Homo sapiens (Human) CVCL_1258
Experiment for
Molecule Alteration
RT-qPCR
Experiment for
Drug Resistance
MTT assay; Annexin V assay
Mechanism Description Down-regulation of PARP1 by miR891b sensitizes human breast cancer cells to alkylating chemotherapeutic drugs. miR891b increased the sensitivity of the HCC1806 cells to the cytotoxic effects of MNNG through suppressing cell proliferation and increasing the percentage of apoptotic cells.
References
Ref 1 The Selective PI3K Inhibitor XL147 (SAR245408) Inhibits Tumor Growth and Survival and Potentiates the Activity of Chemotherapeutic Agents in Preclinical Tumor ModelsMol Cancer Ther. 2015 Apr;14(4):931-40. doi: 10.1158/1535-7163.MCT-14-0833. Epub 2015 Jan 30.
Ref 2 Down-regulation of PARP1 by miR-891b sensitizes human breast cancer cells to alkylating chemotherapeutic drugs. Arch Gynecol Obstet. 2017 Sep;296(3):543-549. doi: 10.1007/s00404-017-4444-3. Epub 2017 Jun 28.

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