Re: [Histonet] Toluidine Blue and staining archaeological residues.

2010-07-22 Thread Birgitta Stephenson
. From: Birgitta Stephenson bstep...@fastmail.fm To: histonet@lists.utsouthwestern.edu Sent: Mon, July 19, 2010 8:19:27 PM Subject: [Histonet] Toluidine Blue and staining archaeological residues. Hello Histonetters, I am working with archaeological residues lifted from Holocene

Re: [Histonet] Toluidine Blue and staining archaeological residues.

2010-07-20 Thread Paula Pierce
Starch (plants) + Iodine = Black solution. From: Birgitta Stephenson bstep...@fastmail.fm To: histonet@lists.utsouthwestern.edu Sent: Mon, July 19, 2010 8:19:27 PM Subject: [Histonet] Toluidine Blue and staining archaeological residues. Hello Histonetters, I

[Histonet] Toluidine Blue and staining archaeological residues.

2010-07-19 Thread Birgitta Stephenson
Hello Histonetters, I am working with archaeological residues lifted from Holocene grindstones. I was trying to find a stain that could differentiate between plant and animal tissue in one hit. I have been using buffered Toluidine Blue solutions however given that these are ancient residues