The phrase "hypertensive rats" refers to rats that have high blood pressure, which is a condition where the force of blood against the walls of their blood vessels is too high. Full definition
Studies in hypertensive rats provide evidence to suggest that protein from fish is more effective at lowering blood pressure than casein over a 2 mo period (44), and a meta - analysis of adult human trials revealed that n — 3 FAs were effective at improving PWV by 0.33 m / s (39). (academic.oup.com)
Farnesyl pyrophosphate synthase inhibitor, ibandronate, improves endothelial function in spontaneously hypertensive rats. (abcam.com)
In one study performed on hypertensive rats, rats given an acetic acid solution in addition to a standard diet for 6 weeks showed a 15 - 25 % reduction in systolic blood pressure as compared to rats not given the acetic acid solution. (fitbodyhq.com)