1. Thoughts before the 50th Anniversary

   • Arnošt Kotyk

   Editorial Pages: 3 - 4

2. XX^th International Conference on Yeast Genetics and Molecular Biology 26–31 August 2001 Prague, Czechia

   Announcement Pages: 5 - 6

3. Early expression of herpes simplex virus (HSV) proteins and reactivation of latent infection

   • J. Rajčáni
   • V. Ďurmanová

   Review Pages: 7 - 28

4. Isolation and characterization of β-galactosidase fromLactobacillus crispatus

   • J. -W. Kim
   • S. N. Rajagopal

   Papers Pages: 29 - 34

5. Effect of the carbon source on assessment of degrading bacteria with the spread-plating technique duringin situ bioremediation

   • J. Damborský
   • M. Damborská
   • V. Sklenár

   Papers Pages: 35 - 40

6. Effects of increasing doses of UV-B radiation on photosynthesis and motility inChlamydomonas reinhardtii

   • R. A. Danilov
   • N. G. A. Ekelund

   Papers Pages: 41 - 44

7. Postantibiotic effects of gentamicin and netilmicin onSerratia marcescens: Effects on hydrophobicity and motility

   • L’. Majtánová
   • V. Majtán

   Papers Pages: 45 - 49

8. Induction of colony morphology variation inRhodotorula gracilis by UV irradiation

   • M. S. Ramakrishnan
   • D. Somashekar
   • Richard Joseph

   Papers Pages: 51 - 55

9. Immunoelectrophoretic analysis of medium-Derived antigens bound to the surface ofMycoplasma hominis, mycoplasma fermentans andUreaplasma urealyticum

   • R. Melková
   • D. Kleinová
   • I. Ĉižnár

   Papers Pages: 57 - 60

10. Detection of coxsackie B virus infection using a rapid screening method

    • S. A. Bopegamage
    • A. Petrovičová
    • M. Stará

    Papers Pages: 61 - 63

11. Abstracts

    Twenty-Eigth Annual Conference on Yeasts organized by the Commission on Yeasts of the Czechoslovak Society for Microbiology Smolenice (Slovakia) May 15–17, 2000 Pages: 65 - 96