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DetailsCatalogue
Cell line:
A-431
DSMZ no.:
ACC 91
Species:
human (Homo sapiens)
Cell type:
epidermoid carcinoma
Origin:
established from the solid tumor of an 85-year-old woman; cells were reported to have large numbers of EGF binding sites; cell line was used as indicator cell line for anti-TGF binding
Reference(s):
14556
Biosafety level:
1
Permissions and restrictions:
A
 
DSMZ Cell Culture Data:
Morphology:
epithelial-like, adherent cell line growing in monolayers; image; image
Medium:
90% RPMI 1640 + 10% h.i. FBS
Subculture:
seed out at ca. 1-2 x 106 cells/80 cm2; split confluent cultures 1:4 to 1:6 every 4-5 days using trypsin/EDTA
Incubation:
at 37 °C with 5% CO2
Doubling time:
about 80-100 hours
Harvest:
about 7-12 x 106 cells/80 cm2
Storage:
frozen with 70% medium, 20% FBS, 10% DMSO
 
DSMZ Scientific Data:
Mycoplasma:
contamination was eliminated with Mycoplasma Removal Agent, then negative in DAPI, microbiological culture, RNA hybridization, PCR assays
Immunology:
cytokeratin +, cytokeratin-7 -, cytokeratin-8 +, cytokeratin-17 +, cytokeratin-18 +, cytokeratin-19 -, desmin -, endothel -, EpCAM +, GFAP -, neurofilament -, vimentin -
Fingerprint:
multiplex PCR of minisatellite markers revealed a unique DNA profile
Species:
originally confirmed as human with IEF of AST, MDH, PEP B and recently by STR fingerprinting
Cytogenetics:
human hypotriploid karyotype with 24% polyploidy - 64(58-64)<3n>XX/XXX, -2, +3, +7, -8, +10, -11, -13, -14, -15, -16, -18, -22, +2mar - del(3)(p11)x1-2, add(4)(p15), add(6)(p21.3), del(7)(p15), der(7)t(7;11)(p11/13;q11/13)add(11)(q23), add(8)(p21), add(11)(q23), der(14)t(13;14)(q11;p11), add(16)(p13) - carries t(7;11) with breakpoint at EGFR (which it overexpresses) - corresponds to published karyotype
Viruses:
ELISA: reverse transcriptase negative; PCR: EBV -, HBV -, HCV -, HHV-8 -, HIV-1 -, HIV-2 -, HTLV-I/II -, MLV -, SMRV -
Supplied as:
Delivery form Prices
Frozen culture 360,- €
Growing culture
  (please inquire for exact delivery time)
 720,- €
DNA isolated from cell line (25 µg)  440,- €
DNA isolated from cell line (5 µg)  100,- €

see price list
 
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