I recall some interest in forensic botany on this list recently...this
forwarded email may be pertinent for some of you......
Bob Boyd
Auburn University, AL
>X-Sender: rdute at mailhost.acesag.auburn.edu>X-Mailer: Windows Eudora Light Version 1.5.4 (32)
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>Date: Wed, 29 Sep 1999 10:27:14 -0500
>To: rboyd at acesag.auburn.edu>From: Roland Dute <rdute at acesag.auburn.edu>
>Subject: Diatoms in clothes and car mats
>Status:
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>>Date: Tue, 28 Sep 1999 11:34:40 +0200
>>Reply-To: hdam at aquasense.com>>Sender: Research on the diatom algae <DIATOM-L at listserv.indiana.edu>
>>From: Herman van Dam <hdam at aquasense.com>
>>Subject: Diatoms in clothes and car mats
>>To: DIATOM-L at listserv.indiana.edu>>>>Dear Colleagues,
>>>>I am involved in solving a criminal case. The question is if the clothes of
>>a person and a car mat have been in contact with the water of a canal.
>>>>We have made diatom slides of the canal plankton: there are plenty of
>>diatoms.
>>>>Now we want to make diatom slides from the clothes and a car mat (carpet).
>>Of coarse we just can cut out some pieces and oxydize these in hydrogen
>>peroxyde, but presumably the diatom density will be to low for seeing them
>>in this way. May be we can concentrate the diatoms by rinsing the material
>>with distilled water.
>>>>Is there anybody who has some experience with this kind of problems and may
>>give us useful hints?
>>>>Many thanks for your help.
>>>>>>Best regards,
>>Herman
>>>>>>Dr. Herman van Dam
>>AquaSense
>>P.O. Box 95125
>>NL-1090 HC AMSTERDAM
>>phone +31 20 592 2244
>>fax +31 20 592 2249
>>E-mail hdam at aquasense.com>>URL http://www.aquasense.com>>>