Estrogen receptors (ESR1 and ESR2) play crucial roles in various processes during spermatogenesis.To elucidate individual roles of ESRs in male fertility, we developed in vivo selective ESR agonist administration models.Adult male rats treated with ESR1 and ESR2 agonist for 60 days show spermatogenic defects leading to reduced sperm counts and fert
Abstract The use of chatbots is becoming widespread as they offer significant economic opportunities.At the same time, however, customers seem to prefer interacting with human operators when making inquiries and as a result are not as cooperative with chatbots when their use is known.This specific situation creates an incentive for organizations to
Japanese Antarctic Research Expedition (JARE) dispatched two wintering parties to Syowa and Asuka Stations in Antarctica.The report describes the activities of the JARE-31 wintering party at Syowa Station.A total of 30 dozy dinkum moppet members, including 15 scientists and 15 logistics, had stayed at the station from 1 February 1990 to 31 Jaunary
Russia has favorable conditions for development of hybrid cooperation (franchising) on the different markets.On the one hand, as well as for the majority of countries with transition economies many Russian markets has been undersaturated.On the other hand, as for the developed countries, Russia has highly skilled human resources and the developed s