Merck, 91112502-1VL, 143B

Application
Tumourigenicity studies
Biochem/physiol Actions
Cells are thymidine kinase deficient (TK-) and resistant to BUdR.143B and HOS (Sigma Catalogue number 87070202) originated from the same host: 143B is TK- and originated indirectly from HOS which is TK+.
Human bone osteosarcoma TK-
STR-PCR Data: Amelogenin: X
CSF1PO: 12
D13S317: 12
D16S539: 10,13
D5S818: 13
D7S820: 11,12
THO1: 6
TPOX: 11
vWA: 18
Preparation Note
EMEM (EBSS) + 2mM Glutamine + 15ug/ml Bromo-deoxy Uridine (BUdR) + 1% Non Essential Amino Acids (NEAA) + 10% Foetal Bovine Serum (FBS).
Split sub-confluent cultures (70-80%) 1:3 to 1:8 i.e. seeding at 1-3x10,000 cells/cm² using 0.25% trypsin or trypsin/EDTA; 5% CO₂; 37°C.
Other Notes
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This cell line is part of the European Collection of Authenticated Cell Cultures (ECACC), an international repository managed by the United Kingdom Health Security Agency (UKHSA). No licensing agreement is required when either this cell line or the DNA extracted from it are used for internal research purposes only. Any other use of these products is prohibited without the express written permission of UKHSA. Inquiries regarding authorized use of this cell line or its genomic DNA may be directed to [email protected].