Amersham: Our heritage

Amersham International acquires I-125 Seeds (now OncoSeed™) from 3M and introduces this prostate cancer treatment in the US market. The proprietary seed delivery system, RapidStrand™, was introduced in the US in 1994.

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	Key:
		The Radiochemical Centre; Amersham International; Nycomed Amersham; Amersham plc
		Nycomed; Nycomed Amersham Imaging; Amersham Health
		Pharmacia; Pharmacia Biotech; Amersham Pharmacia Biotech; Amersham Biosciences