The literature on gender peer effects documents that exposure to opposite gender peers can lead to higher academic performances for boys but lower outcomes, especially in math, for girls. This result can be explained by two distinct exposure effects. One is inside-class time exposure (e.g. boy peers are disruptive and lower the quality of student-teacher interactions) and the other is outside-c...

Lori K. Holleran Steiker, PhD, is Associate Professor, School of Social Work, University of Texas at Austiti. Felipe Gotizález Castro, PhD, is Professor, Psychology Departmetit, Arizona State University. Karol Kumpfer, PhD, is Professor of Health Promotion and Education, The University of Utah, PI and Program Developer of the Strengthening Families Program (SFP) in the United States and countri...

background: the lori-bakhtiari sheep breed is one of the most common native breed in the south-western parts of iran. the peri-parturition period (2 weeks before to, 2 weeks after parturition), is generally of critical importance regarding the health, production and profitability of the ewes. objectives: this study was carried out to compare the serum concentrations of glucose, non-esterified f...

1. The main site was at Dave and Busters in Columbus, Ohio. 2. We used a satellite site in the Cleveland, Ohio area at Progressive Insurance where there was a group in a conference room. We also had a few individuals attending via the web at other locations. 3. Frank Bereznay presented 2 papers from our main site. 4. Presenters Keith Tidball and Lori Zaremba from Progressive tag-teamed from 2 l...

background: this study was conducted to evaluate the effect of melatonin on semen quality and quantity changes and increase of reproductive efficiency in lori-bakhtiari ram in the non-reproductive season. objectives: the purpose of this study was to investigate the effect of melatonin on testicular size and semen qualitative and quantitative changes in the non-breeding season is lori-bakhtiari ...

In a survey of 430 Lori-Bakhtiari sheep at a slaughterhouse in Iran, gallstones were found in the gallbladder of 7 sheep (1.6%). Biliary calculi were more frequent in adult and female sheep (P < 0.05). Chemical analysis of the gallstones revealed 6 sheep with pigment (bilirubin) stones and 1 sheep with cholesterol stones. Chemical composition of bile in these sheep was evaluated. Bacteriologic ...

In protest of the COVID-19 lockdowns, crowds gathered in downtown Chicago to “Re-Open Illinois” during May 2020. One sign particular, held by a white woman an American flag mask, drew particular attention: “ARBEIT MACHT FREI, JB,” invoking German phrase hung above Nazi concentration camps taunt then governor Illinois, J.B. Pritzker. Reactions this anonymous were swift, but critics missed that J...

In ruminants, colostrum is a vital source of immunoglobulins that provide passive immunity for their offspring during the neonatal period. It is suggested that colostral immunoglobulin G (IgG) concentration varies between and within breeds and could also be affected by maternal factors. The aim of this study was to investigate possible effects of litter type and ewe parturition number on colost...