Washington - A test that examines genetic material may be able to inform doctors regarding the source of certain unexplained cancers and may help to give a short cut to treat those cancers,Israeli scientists said on Sunday.

Rosetta Genomics, an Israel based company reported that its test utilizes microRNAs, a kind of genetic material,which regulates genes.MicroRNAs are also known to play a part in cancer.

MicroRNAs were employed by researchers to find out tumors,which spread within the body from sources that are unknown.This kind of cancer is known as CUP (cancer of unknown primary).

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