The method use nanotechnology which involves micro machines far smaller than a human cell Direct targeting of chemotherapy drugs would allow dosages thousands of times lower than that in conventional chemotherapy and be more easily tolerated by patients said the firm.

Writing in the June issue o US based Cancer Cell magazine the biotech firm EnGenel IC said it had developed neon-cell containing chemotherapy drugs

Via antibodies on their surface these nano-cell target and latch on to cancer cells. Once attached on to cancer cells is engulfed and the drug in released idirecty inside the cancer cell.