Ipsiphobic? Not quite.

[Towse]

"James A. Landau" wrote:
>
> xenotropic
>
> (compare "heliotropic" or "geotropic" from botany)

from Merriam-Webster's Collegiate Dictionary
<http://www.merriam-webster.com>

xenotropic
Function: adjective
Date: 1973
: replicating or reproducing only in cells other than those of
the host species <xenotropic viruses>

Sal
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