MONOCLONAL ANTIBODY AND PREPARATION AND USE THEREOF

PURPOSE:To obtain the titled antibody, by forming a hybridoma between a cell capable of producing an antibody of an animal immunized with a human interleukin and a myelomatous cell, cloning the hybriodoma, and selecting and using the specific clone. CONSTITUTION:A hybridoma is formed between a cell,...

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Bibliographische Detailangaben
Hauptverfasser: HAMURO JIYUNJI, HANZAWA YOSHIAKI, YOSHIMOTO RIYOUTA
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PURPOSE:To obtain the titled antibody, by forming a hybridoma between a cell capable of producing an antibody of an animal immunized with a human interleukin and a myelomatous cell, cloning the hybriodoma, and selecting and using the specific clone. CONSTITUTION:A hybridoma is formed between a cell, capable of producing an antibody, and present in a spleen or cell in a lymphatic node of an animal immunized with a human interleukin 2 (IL2) and a myelomatous cell (a malignant cell from an initial tumor of a marrow), a cultivated and cloned to select clone capable of producing an antibody exhibiting the specificity for the human IL2. The resultant supernatant liquid obtained by cultivating the above-mentioned clone is purified by the purification operation, e.g. salting out or ion exchange chromatography, etc. to recover the aimed monoclonal antibody. EFFECT:A very small amount of the IL2 can be determined in a high sensitivity by carrying out the radioimmunoassay or enzymic immunoassay with the above- mentioned clone.