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27-05-2015 09:48

René Dougoud

Chers Tous,J'ai trouvé dans Mycologia 71, 1979, u

24-05-2015 19:53

Alessio Pierotti Alessio Pierotti

I apologize now for my request.This time I do not

28-05-2015 15:24

Nicolas VAN VOOREN Nicolas VAN VOOREN

An Australian colleague (Heino Lepp) submits a col

27-05-2015 22:16

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,I often have troubles with determination of

24-05-2015 21:51

Eduard Osieck

Recently Splanchnonema quercicola and Pleomassaria

16-05-2015 08:20

Castillo Joseba Castillo Joseba

Me envian foto desde GaliciaComo voy a estar fuera

26-05-2015 17:19

Nicolas VAN VOOREN Nicolas VAN VOOREN

Bonsoir.Je cherche l'article suivant:Yao Y.J., Spo

26-05-2015 11:53

Gernot Friebes

Hi,I'm not sure where to place this fungus which I

26-05-2015 21:49

Castillo Joseba Castillo Joseba

Ejemplares secos de 1.2 mm. de diametro  en una r

26-05-2015 20:12

Quijada Luis

Hi all,somebody have the following manuscript:More

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Demande
René Dougoud, 27-05-2015 09:48
Chers Tous,

J'ai trouvé dans Mycologia 71, 1979, un article de R.J. Bandoni: Safranin O as a rapid nuclear stain for fungi. (chez Cyberliber)

Ma demande : Avez-vous de l'expérience avec ce colorant nucléaire ?

Merci de vos réponses

René
Carmel Sammut, 28-05-2015 18:41
Re : Demande
Hi René,
          I don't know if this is of any help. I have tried using o-safranin as a counterstain with toluidine blue. It didn't work but I use this mix for thin structure like paraphyses (in the attached photo from Propolis farinosa). It tends to overstain quickly.

I tried simple staining with o-safranin alone but I am not sure what I should see. I rarely use acetocarmine stains as I get mixed results with precipitates and unclean slides. I am attaching some tests on a Tarzetta - cupularis or gaillardiana (some spores are in the 26-27µm range). The stain was a 1% water solution added near the coverslip.
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