Park of the lousy period. Nits as source of ancient DNA

How think, what the general between amber and … nits? It appears, both fossil pitch, and eggs of louses can be considered as the tank for ancient DNA. With fantastic properties of amber we were acquainted by "Jurassic Park" (though, actually, there everything is not so simple). Nits are not so well-known, but, probably, are much more perspective. If to be exact, the speech not about eggs, and about special "cement", glue, with help which they are attached to hair. Nits find even at ancient mummies. If cement emitted by louses allows nits to remain during many thousands of years, is not capable...