Sentence examples for multiple litters were from inspiring English sources

Female offspring of High (n = 15) and Low (n = 11) LG mothers from multiple litters were examined daily from day 22 to 35 of life to determine the day of vaginal opening.

Males from multiple litters were randomized to avoid placing littermates in the same experimental groups.

On the day of birth (considered day 1), male pups from multiple litters were pooled and randomly distributed among 8- to 12-week-old CD-1 foster mothers with eight pups per dam.

Finally, we found that multiple-sired litters were larger than single-sired litters under intrusion, though studies are needed to determine why this effect only occurred under intrusion when male male interactions were intensified.

To avoid confounding effects due to litter-mates or initial body weights, the weanling rats were taken from multiple litters and were randomly allocated to groups such that the initial group mean body weights were similar within experiments.

Most Lepus species have very high rates of reproduction, with multiple large litters being produced each year.

Identification of "mixed" (i.e., multiple paternity) litters was used to determine the effect of breeding treatment on reproductive success during postcopulatory sexual selection (sperm competition and cryptic female choice).

Multiple paternity occurs in 30% of litters in wild populations of house mice, Mus musculus musculus, and multiple-sired litters are genetically more diverse than single-sired ones.

However, the rate of multiple-sired litters was not related to female body mass in our study.

In feral populations, the rate of multiple-sired litters is 25% on average but it is unclear why there is so much variation among populations (6 43%, Dean, Ardlie, & Nachman, 2006; Firman and Simmons, 2008a).

An unfavorable consequence of pooling whole embryos from multiple litters, however, is that we dilute the expression changes for those genes expressed only in certain defined regions of the embryo, such as distinct areas of the neural tube, as well as for any genes that may be responding to VPA mostly or only in those embryos that will become malformed.