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Cell No. : Cell Name
RCB5382 : COLO 320DM#3 SIRT1 KO cl.2  update : 2024/11/11
Comment
Comment from the depositorHuman colorectal carcinoma COLO 320DM #3 strain was cloned from the ATCC strain by Von Hoff Laboratory at Texas University around 1990. The strain was used by Shimizu Laboratory at Hiroshima University for development and application of the IR/MAR gene amplification methodology. The strain was further delivered to Mirit I Aladjem Laboratory at US NIH, where the SIRT1 knocked-out clones were isolated. Shimizu Lab in collaboration with Aladjem lab found that the genes amplified in these clones were expressed at very high level.
Terms and conditions1) When publishing research results, the user should cite the literature designated by the depositor (Cancer Res 2001 61(19):6987-90) regarding the IR/MAR gene amplification method. Regarding the increased expression of the amplified gene in the SIRT1 disruptant, please cite the document designated by the depositor (J Biol Chem. 2021 Jan-Jun;296:100356). 2) The RECIPIENT of BIOLOGICAL RESOURCE shall obtain a prior written consent on use of it from the DEPOSITOR. 3) There is no restriction, if RECIPIENT use the BIOLOGICAL RESOURCE only for publication of research papers.
RemarksCRISPR/Cas9 genome edited bioresources Announcement of bioresources developed by the CRISPR/Cas9 technology.
approver's address
×
English
Address
Hiroshima Universitye
School of Integrated Arts and Sciencese
1-7-1 Kagamiyama, Higashi-Hiroshima City, 739-8521
Dr.Shimizu Noriaki
Fax. +81-82-424-0759
Order Form Order Form(C-0005.pdf)   Approval Form(C-0006.pdf)   MTA(C-0065.pdf)  
Regarding MTA between user institutions and RIKEN BRC, there are two kinds of MTA, not-for-profit academic purpose (C-XXXX) and for-profit research purpose (C-XXXXp) , depending on the sort of user institutions and the purposes of use. Please use an appropriate MTA(to see). In relation to commercial use and use for patent filing, first of all Please contact RIKEN BRC (cellbank.brc@riken.jp).
Basic information Depositor SHIMIZU, Noriaki
Originator SHIMIZU, Noriaki
Year of deposit 2021
Original cell COLO 320DM
Cloning (depositor) Yes
_Date (depositor) 2016
_Method (depositor) limiting dilution
Animal _human < Mammals
Genus Homo
Species sapiens
Race Caucasian
Gender Female
Age at sampling 55 years
Tissue colon
Disease name colorectal carcinoma
Tumor neuro-endocrine origin
Classification cancer
Recombinant recombinant
Exogene pCas9-SIRT1 plasmid
Selection puromycin
Recombinant virus No
Lifespan infinite
Morphology other (rounded and refractile)
Cellosaurus(Expasy) CVCL_A6UL
deposit info
lot info
Medium Medium List
Culture type rounded and refractile Adherent/Suspension cells
Culture medium RPMI 1640 +10%FBS RPMI1640 + 10% FBS
Antibiotics Free
Passage method pipetting
Culture information Passage cell No 3x10 5 cells /ml 3x10 5 cells /ml
SC frequency once/3-4 days Subculture : twice/week
Temperature 37 ℃ 37 ℃
CO2 concentration 5 % 5 %
Freeze medium liquid nitrogen :Liquid nitrogenMedium + 10% DMSO, -80℃ : Cell Banker I Medium + 10% DMSO
Freezing method Slow freezing
Mycoplasma/Acholeplasma (-)
Animal PCR OK
Saturation density 2-3x10 6 cells/ml
Doubling time 24 hr
Plating efficiency 〜80 %
Others The cell may form aggregattion.
STR(human) OK
Reference information Reference 3
User's Publication 0


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Reference
3262  Ryonosuke Taniguchi, Koichi Utani, Bhushan Thakur, Kazuho Ishine, Mirit I Aladjem, Noriaki Shimizu   SIRT1 stabilizes extrachromosomal gene amplification and contributes to repeat-induced gene silencing  J Biol Chem  2021    PubMed ID: 33539925   DOI: 10.1016/j.jbc.2021.100356
3246  Noriaki Shimizu, Toshihiko Hashizume, Kenta Shingaki, June-ko Kawamoto  Amplification of plasmids containing a mammalian replication initiation region is mediated by controllable conflict between replication and transcription  Cancer Res  2003  63(17):5281-90  PubMed ID: 14500359  
3223  N Shimizu, Y Miura, Y Sakamoto, K Tsutsui  Plasmids with a mammalian replication origin and a matrix attachment region initiate the event similar to gene amplification  Cancer Res  2001  61(19):6987-90  PubMed ID: 11585721  

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