Human myeloma cells were established from the peripheral blood of a multiple myeloma patient who had developed resistance to steroid-based therapy and are sensitive to dexamethasone. These cells exhibit both suspension growth and slight adherence.

Cell Name: Human multiple myeloma cell line

Cell Synonyms: MM.1S; MM1.S; MM1-S; MM-1S; MM1S

Catalogue No.: TCH-C260

Species: Human

Tissue Origin: Peripheral Blood

Disease Characteristics: Multiple Myeloma

Morphology: Lymphoblast-like

Growth Properties: Suspension

Culture Medium: RPMI-1640 + 10% FBS + 1% GlutaMAX + 1% Sodium Pyruvate + 1% P/S

Matching Medium Catalog Number: TCH-G260

Passage Ratio: 1:2-1:3, with medium renewal every 2-3 days
Doubling Time: 24-48 h
Culture Conditions: Atmosphere: 95% air + 5% CO₂, Temperature: 37°C

FreezingConditions: 60% basal medium + 30% FBS + 10% DMSO, stored in liquid nitrogen

Recommended HyCyte® One-Step Cryopreservation Medium (ready-to-use, serum-free, no programmed cooling required), Product No.: GUCP-R201
Quality Control: Negative for bacteria, fungi, and mycoplasma detection