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Two different artificial insemination (AI) protocols were investigated to determine the effect of the time interval from the onset of estrus (as detected by a pedometer) to the AI on the conception rate in Japanese Black cows. Seventy‐three cows were divided into two groups that received AI either after the induction of synchronized ovulation (synchronized AI group; n = 26) or at the time of observed...
Adult worms of Strongyloides papillosus were surgically implanted into the duodenum and successfully established in Mongolian gerbils (Meriones unguiculatus). These worms persisted in the small intestine for at least four days after implantation. Following decreased fecal output, however, increased death rate and decreased survival time were observed. The increase in death rate and the decrease in...
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