Subtractive PCR?

Robert Brown rcbrown at
Wed Dec 18 17:44:47 EST 1991

In article <1991Dec18.213347.27747 at> cbeall at (Clifford J Beall) writes:
>Dear Methods people,
>Does anyone have a method for subtracting cDNA prior to PCR?
>We are using degenerate primers and want to clone a cell specific
>message.  It seems one could hybridize with [+] cDNA with [-] RNA,
>remove hybrids, then treat the remainder with RNAse.  Is HAP still the
>method of choice for hybrid removal and does anyone know conditions
>for this?  Thanks in advance.
>				Cliff Beall
>				Ohio State Biotech. Ctr.

Invitrogen sells a kit for subtractive hybridization using biotinylation of
the [-] RNA and extraction of the hybrid into phenol after binding
good luck

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