Re: [Histonet] tb-controls selfmade

2010-03-15 Thread Anthony Reilly
Hi Gudren I have not done this with TB but I have with other bacteria to produce controls for gram stains. You need to have the tissue in a nutrient broth appropriate for the organism. You need to consult with a laboratory that specialises in Mycobacteria to find the appropriate medium to us

[Histonet] tb-controls selfmade

2010-03-15 Thread Gudrun Lang
Hi all! Can someone provide me with a procedure for selfmade Tb-control for ZN-staining. I tried incubating some lungtissue (2x2x2 cm) in a solution with 3-6 drops of bacteria-suspension for 3 hours and for 18 hours. Afterwards fixing in NBF for 4 days. I had no success. No stainable mycobacter