Dear Dr Hoshi - many thanks for referring me to the work on sperm 
activating/attracting factor. The Yoshida paper is just what I need! Martina


>From: Motonori HOSHI <[log in to unmask]>
>Reply-To: [log in to unmask]
>To: [log in to unmask]
>Subject: sperm chemotaxis
>Date: Sun, 22 Oct 2000 16:04:53 +0900
>
> >Hi- I'm wondering if anything is known about sperm chemotaxis in 
>ascidians
> >or other tunicates. Are the sperm attracted to the eggs in any way? This 
>is
> >known to happen in some other groups of animals. Martina
>
>Dear Martina,
>
>Dr. Manabu YOSHIDA, Misaki Marine Biological Station, University of Tokyo, 
>is working on
>SAAF (sperm-activating and -attracting factor; the molecular mass, 596.28 
>by ESI-TOF/MS)
>in Ciona eggs. He gave a nice talk at "The Third International Symposium on 
>The Molecular
>and Cellular Biology of the Egg and Embryo Extracellular Matrix" held in 
>Lake Tahoe, CA
>from August 27 to September 1, 2000 (refer to 
>http://www.mcb.ucdavis.edu/mcbe3cm) and
>presented a beautiful poster at the 71st Annual Meeting of the Zoological 
>Society of Japan
>held in Tokyo from September 21 to 23, 2000. He published the following 
>paper:
>
>Sperm chemotaxis during the process of fertilization in the ascidians Ciona 
>savignyi and
>Ciona intestinalis.
>Dev Biol. 1993 Jun;157(2):497-506
>
>Motonori HOSHI
>
>
>
>
>
>
>

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