Sentence examples for middle aged rats from inspiring English sources

In addition, we observed an increase of prolactin on proestrus afternoon in young regular cycling rats and in progesterone-responsive middle aged rats.

Following unweighting, fibers from young and middle aged rats showed a significant relationship between force and size.

So, the results seems to be the opposite in that middle aged rats seem to treat the new stimuli as old rather than treat the old stimuli as new (also see also McTighe et al. Science 2010).

Furthermore, in most cases variability was increased in aged rats relative to young and middle-aged rats of the same strain, indicative of the emergence of individual differences in stress responsivity amongst older rats.

Young and Middle-Aged Rats Present with Similar Baseline Mitochondrial Respiratory Chain Complexes Activities in the Liver.

We thus determined, whether the dual modulation in VGAT and VGLUT2 positive terminals, as observed in young animals, was altered as a function of age in cycling middle-aged rats.

These data suggest that the high level of myocardial fibrosis in the hearts of sham-operated middle-aged rats, particularly males, is probably age-related since data from younger animals did not reveal extensive fibrosis [ 13].

DOI: http://dx.doi.org/10.7554/eLife.04803.009 The present findings confirm the results of previous studies of progressive age-related memory impairment in the middle-aged rats (Rex et al., 2005; Kaczorowski and Disterhoft, 2009).

When adrenalectomy is performed during early postnatal life and treatment with corticosterone is given orally, the rate of neurogenesis in middle-aged rats does not differ from that of age-matched, sham-operated controls (Brunson et al., 2005).

Beginning at the age of 8 months, estrus cycles of the middle-aged rats were controlled.

Thus, IONPs showed a specific toxicity in middle-aged rats suggesting caution when using it in old age.