Light chain
The shorter of the two protein chains that make up an antibody, characterized as either kappa or lambda type; light chains produced by myeloma cells are also referred to as Bence-Jones proteins when they occur in the urine.
Liposome
Bubble- or onion-like particle made out of lipids (fats) that is used to encapsulate drugs. Encapsulation helps the drug remain in the body for a longer period of time and may reduce toxicity.
Longitudinal study
Repeated observations over a long time with a large number of patients.
Lymphocyte
A type of immune cell made up of two main types, B cells and T cells.
Lymphoma
Blood cancer that develops in the lymph nodes.
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