JM1 is a pre-B lymphoblast cell line isolated from the blood of a patient with B-cell lymphoma. This cell line was deposited by Immunex and can be used for immunological research.

Cell Name: Human B-cell lymphoma cells

Cell Synonyms: JM1
Catalogue No.: TCH-C497
Species: Human
Tissue Origin: Lymphoblast
Disease Characteristic: Lymphoma
Morphology: Lymphoblast-like
Growth Properties: Suspension
Culture Medium: IMDM + 0.05 mM 2-mercaptoethanol + 10% FBS + 1% P/S
Matching Medium Catalog Number: TCH-G497

Passage Ratio: 2×10⁵-5×10⁵ cells/mL, with medium renewal every 2-3 days
Doubling Time: —

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