The main purpose of this research is the study on effect of Financial and Operating Leverage and Venture Capital on Tobin's Q ratio amongst companies listed in Tehran Stock Exchange. In this research, the Holdings and Investment companies are used as statistical samples and 73 enterprises that are listed in Tehran Stock Exchange within 2001 to 2016 have been studied. The results driven by this ...

Quercus variabilis Blume is one of the most ecologically valuable tree species in China and known to have adaptive mechanisms climate change. Our objective was quantify variation pattern fruit morphology Q. variabilis. Fruit samples were collected from 43 natural populations autumn 2019. results indicated that coefficient (CV) length (FL) width (FW) 10.08% 11.21%, respectively. There significan...

background: one of the probable etiologic risk factors of oral squamous cell carcinoma (oscc) is candidal infection, especially by candida albicans , whose role has not defi nitely been confi rmed. some have assigned a primary role to candida , whereas others consider it as a transient inhabitant. the debate may be due to lack of an accurate and sensitive revealing technique. by identifying the...

A change in hepatic blood flow caused by the hepatic arterial buffer response (HABR) occurs as fatty liver disease progress. The aim of this longitudinal cohort study was to investigate whether fatty liver with the HABR induces metabolic disorders. In 2009 and 2010, 494 (89.5%) participants were enrolled. The median follow-up duration was 5.0 (interquartile range, 3.9-6.0) years. The hazard rat...