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- K P Brüssow, Falk Schneider, Wilhelm Kanitz, József Rátky, Johannes Kauffold, Martin Waehner
- Society of Reproduction and Fertility supplement
- 2009
A technology that allows for manipulating of oestrus and ovulation, and would then also allow for fixed-time insemination, can be of great benefit for swine farms that operate using sow batch… (More)
- Johannes Kauffold, Klaus Henning, Ruediger Bachmann, Helmut Hotzel, Falk Melzer
- Animal reproduction science
- 2007
Although there are indications for venereal transmission of chlamydiae in cattle, epidemiological data on the presence of these bacteria in bulls and bull semen in particular is still incomplete. We… (More)
- Johannes Kauffold, Gary C. Althouse
- Theriogenology
- 2007
After technological advances allowed for the adaptation of B-mode ultrasonography equipment for use in pig facilities, ultrasonography quickly established itself as an ideal diagnostic aid for… (More)
- Friedrich Schmoll, Ch Lang, Adolf Steinrigl, Katrin Schulze, Johannes Kauffold
- Theriogenology
- 2008
Since epidemiologically-based science on PCV2 in porcine semen is patchy, we investigated 806 Austrian (A) and German (G) AI boars from five studs, and boars from Austrian farms used for on-farm… (More)
- Johannes Kauffold, Falk Melzer, Angela Berndt, Grit Hoffmann, Helmut Hotzel, Konrad Sachse
- Theriogenology
- 2006
Chlamydial infections of the genital organs cause reproductive failure in female pigs, and the uterus is recognized a target tissue for an infection. In contrast, information on the effect of… (More)
- Thomas C Klonisch, Sabine Hombach-Klonisch, +4 authors Bernd Fischer
- Biology of reproduction
- 1999
Employing uteroplacental tissue at Day 35 of gestation, we determined the nucleic acid sequence of canine preprorelaxin using reverse transcription- and rapid amplification of cDNA ends-polymerase… (More)
- Johannes Kauffold, Hussein Ahmed Amer, Uwe Bergfeld, Wolfgang Weber, Axel Sobiraj
- The Journal of reproduction and development
- 2005
This study investigated the relationship between follicle size (FS) and developmental competence of calf oocytes. Cumulus-oocyte-complexes (COCs) from follicles>8 (L-COCs; n=19), 4-8 (M-COCs; n=54),… (More)
- Johannes Kauffold, Jutta Gottschalk, Falk Schneider, Neville Beynon, Martin Waehner
- Reproduction in domestic animals = Zuchthygiene
- 2008
In the primiparous lactating sow undernutrition affects LH, but the effect on FSH is less clear. This study was conducted to investigate the effect of ad libitum (AL; n = 5) and restricted (RE; 70%… (More)
- Sabine Hombach-Klonisch, Johannes Kauffold, +4 authors Thomas C Klonisch
- Molecular and Cellular Endocrinology
- 2000
Employing RT- and RACE-PCR on RNA isolated from testicular tissue, we have cloned the coding cDNA sequence for the RLF, also known as Insl3, of the fallow deer. The RLF coding sequence consisted of… (More)
- Johannes Kauffold, Tanja Rautenberg, Andreas Richter, Martin Waehner, Axel Sobiraj
- Theriogenology
- 2004
In two experiments (EXP), 44 and 52 crossbred gilts (mean age+/-S.D. and weight+/-S.D.: 204+/-22 and 203+/-9 days, 114+/-13 and 127+/-12 kg, respectively, in EXP 1 and 2) from four farms were… (More)