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F.thy 62891
F.thy 62891
規(guī)格:
貨期:
編號:B234987
品牌:Mingzhoubio

標準菌株
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DNA
RNA

規(guī)格:
凍干粉
斜面
甘油
平板


產品名稱 F.thy 62891
商品貨號 B234987
Organism Homo sapiens, human
Tissue mixed; thymus
Cell Type immortalized with SV40 large T antigen
Product Format frozen
Morphology fibroblast
Culture Properties adherent
Biosafety Level 2

Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.

Age 20 weeks gestation fetus
Applications
The F.thy 62891 cell line produces ligands of flk-1.
The cell line was derived from human fetal thymus tissue and immortalized by transformation with an ecotropic retrovirus containing a temperature sensitive SV40 T-antigen (tsA58) and a G418 resistance gene.
Storage Conditions liquid nitrogen vapor phase
Disclosure This material is cited in a US or other Patent and may not be used to infringe the claims. Depending on the wishes of the Depositor, ATCC may be required to inform the Patent Depositor of the party to which the material was furnished. This material may not have been produced or characterized by ATCC.
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Derivation
The cell line was derived from human fetal thymus tissue and immortalized by transformation with an ecotropic retrovirus containing a temperature sensitive SV40 T-antigen (tsA58) and a G418 resistance gene. After several days at 37C, the temperature of the medium was lowered to 32C. Cells were selected with G418 (0.5 mg/ml). The selected cells were expanded and maintained. The F.thy 62891 cell line produces ligands of flk-1.
Comments
The cell line was derived from human fetal thymus tissue and immortalized by transformation with an ecotropic retrovirus containing a temperature sensitive SV40 T-antigen (tsA58) and a G418 resistance gene. After several days at 37C, the temperature of the medium was lowered to 32C. Cells were selected with G418 (0.5 mg/ml). The selected cells were expanded and maintained. The F.thy 62891 cell line produces ligands of flk-1.
Complete Growth Medium Iscove's modified Dulbecco's medium with 4 mM L-glutamine adjusted to contain 1.5 g/L sodium bicarbonate and supplemented with 1 mM sodium pyruvate, 5% human AB serum and 10% fetal bovine serum.
Subculturing Volumes used in this protocol are for 75 cm2 flask; proportionally reduce or increase amount of dissociation medium for culture vessels of other sizes.
  1. Remove and discard culture medium.
  2. Briefly rinse the cell layer with 0.25% (w/v) Trypsin-0.53mM EDTA solution to remove all traces of serum which contains trypsin inhibitor.
  3. Add 2.0 to 3.0 mL of Trypsin-EDTA solution to flask and observe cells under an inverted microscope until cell layer is dispersed (usually within 5 to 15 minutes).
    Note: To avoid clumping do not agitate the cells by hitting or shaking the flask while waiting for the cells to detach. Cells that are difficult to detach may be placed at 37°C to facilitate dispersal.
  4. Add 6.0 to 8.0 mL of complete growth medium and aspirate cells by gently pipetting.
  5. Add appropriate aliquots of the cell suspension to new culture vessels. An inoculum of 2 x 103 to 1 x 104 viable cells/cm2 is recommended. Maintain cultures at a cell concentration between 4 x 103 and 2 x 104 cells/cm2.
  6. Incubate cultures at 37°C.

Subcultivation Ratio: 1:3 to 1:6
Medium Renewal: Every 2 to 3 days

Note: For more information on enzymatic dissociation and subculturing of cell lines consult Chapter 10 in Culture of Animal Cells, a Manual of Basic Technique by R. Ian Freshney, 3rd edition, published by Alan R. Liss, N.Y., 1994.

Cryopreservation

Complete growth medium described above supplemented with 5% (v/v) DMSO.  Cell culture tested DMSO is available as ATCC Catalog No. 4-X.

Culture Conditions
Temperature: 37°C
Atmosphere: Air, 95%; Carbon dioxide (CO2), 5%
Population Doubling Time 110 hrs
Name of Depositor ImClone Systems Inc.
U.S. Patent Number
References

Lemischka IR. Nucleic acids encoding hencatoporetic stem cell receptor flk-2. US Patent 5,185,438 dated Feb 9 1993

Lemischka IR. Nucleic acids encoding fragments of hematopoietic stem cell receptor flk-2. US Patent 5,270,458 dated Dec 14 1993

Lemischka IR. Nucleic acids encoding hematopoietic stem cells receptors flk-1. US Patent 5,283,354 dated Feb 1 1994

Lemischka IR. Tyrosine kinase receptor flk-2 and fragments thereof. US Patent 5,367,057 dated Nov 22 1994

Lemischka IR. Tyrosine kinase receptor human flk-2-specific antibodies. US Patent 5,548,065 dated Aug 20 1996

Lemischka IR. Nucleic acids encoding soluble human FLK-2 extracellular domain. US Patent 5,621,090 dated Apr 15 1997

Lemischka IR. Antibodies against tyrosine kinase receptor flk-1. US Patent 5,747,651 dated May 5 1998

Lemischka IR. Method for isolating stem cells expressing flk-1 receptors. US Patent 5,912,133 dated Jun 15 1999

Hay, R. J., Caputo, J. L., and Macy, M. L., Eds. (1992), ATCC Quality Control Methods for Cell Lines. 2nd edition, Published by ATCC.

Caputo, J. L., Biosafety procedures in cell culture. J. Tissue Culture Methods 11:223-227, 1988.

Fleming, D.O., Richardson, J. H., Tulis, J.J. and Vesley, D., (1995) Laboratory Safety: Principles and Practice. Second edition, ASM press, Washington, DC.

Biosafety in Microbiological and Biomedical Laboratories, 5th ed. HHS. U.S. Department of Health and Human Services, Centers for Disease Control and Prevention. Washington DC: U.S. Government Printing Office; 2007. The entire text is available online.

梅經理 17280875617 1438578920
胡經理 13345964880 2438244627
周經理 17757487661 1296385441
于經理 18067160830 2088210172
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