| 1 |
Cultivation of Tetrahymena thermophila in a 1.5-m(3) airlift bioreactor
Hellenbroich D, Valley U, Ryll T, Wagner R, Tekkanat N, Kessler W, Ross A, Deckwer WD
Applied Microbiology and Biotechnology, 51(4), 447, 1999 |
| 2 |
Incorporation of ammonium into intracellular UDP-activated N-acetylhexosamines and into carbohydrate structures in glycoproteins
Valley U, Nimtz M, Conradt HS, Wagner R
Biotechnology and Bioengineering, 64(4), 401, 1999 |
| 3 |
Ammonium ion and glucosamine dependent increases of oligosaccharide complexity in recombinant glycoproteins secreted from cultivated BHK-21 cells
Gawlitzek M, Valley U, Wagner R
Biotechnology and Bioengineering, 57(5), 518, 1998 |
| 4 |
Intracellular UDP-N-acetylhexosamine pool affects N-glycan complexity : A mechanism of ammonium action on protein glycosylation
Grammatikos SI, Valley U, Nimtz M, Conradt HS, Wagner R
Biotechnology Progress, 14(3), 410, 1998 |
| 5 |
A Rapid Method for Detection of Mycoplasmas in Mammalian-Cell Cultures and Comparison with Other Routine Techniques
Valley U, Scharfenberg K, Muller K, Ryll T, Wagner R
Enzyme and Microbial Technology, 17(5), 391, 1995 |
| 6 |
Biochemistry of Growth-Inhibition by Ammonium-Ions in Mammalian-Cells
Ryll T, Valley U, Wagner R
Biotechnology and Bioengineering, 44(2), 184, 1994 |
