Reply-To: | | [log in to unmask][log in to unmask], 12 May 2010 10:00:26 +0100490_ISO-8859-1 Hi Hannes,
We have recently had a batch of phage contamination - one of the symptoms was exactly as you described, when pelleting the cultures, a smeary, fluffy pellet appeared. The other symptoms we had were that during growth, the OD would rise up until ~0.5, then drop, a foam would develop on top of the media (that remained upon standing) and if you examine the flask by eye there are ~2 mm strands floating around in the (almost clear) media. [...][log in to unmask] |