RE: [Histonet] kids and histology

From:"Barry R Rittman"

I would also recommend these, at least as a first step.
It has the advantage of being simple and rapid.
We used Q-tips to rub the inside of the cheek, smeared this on a slide.
Either fix with alcohol or just dry. Stain with dilute toluidine blue
for a minutes or so, rinse and dry. While it is preferable to use
immersion oil, a lot of details can be seen just using dried sections.
Kids can see their own cells, many with nuclei and also bacteria on the
surface of the cells. 
All you have to do is explain the kid's blue finger tips to the parents.
If you want to explain cell division, we used to show them sections of
onion root tips stained with either Heidenhain's iron hematoxylin or

-----Original Message-----
[] On Behalf Of
Sent: Thursday, June 17, 2004 9:38 PM
Subject: Re: [Histonet] kids and histology

I don't know if this would be feasible in a job fair, but I 
remember in grade school we did a science project involving 
putting our cheek cells on slides and comparing them to onion 
sections on slides. I thought it was fun at least. :-)
"You are a child of the universe, no less than the trees and the 
You have a right to be here and whether or not it is clear to you, 
no doubt the universe is unfolding as it should. Therefore be at 
peace with G-d, whatever you conceive Him to be. And whatever your 
labors and aspirations,in the noisy confusion of life, keep peace 
in your soul.-Max Ehrmann,"Desiderata"

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