Many but not all species of Streptomyces species harbour a bicistronic melC operon, in which melC2 encodes an extracellular tyrosinase (a polyphenol oxidase) and melC1 encodes a helper protein.On the other hand, a melC-homologous operon (melD) is present in all sequenced Streptomyces chromosomes and could be isolated by PCR from six other species t
Synchronous Large-Cell Neuroendocrine Carcinoma and Adenocarcinoma of the Colon
Large-cell neuroendocrine carcinoma of the colon is a rare entity with a prognosis that is usually poor due to the high likelihood of early metastasis.A 61-year-old man had surgery for colon cancer of the transverse colon and cecum.Microscopic examination of the tumor showed that the location was the proximal transverse colon, with small nests cont
An Educational Evaluation of Thiel Cadavers as a Model for Teaching Suturing Skills to Dental Students during the COVID-19 Pandemic
Suturing is an essential skill in dentistry and not one easily acquired.The COVID-19 pandemic prompted a change to the use of Thiel cadavers and online resources with the aim of improving skill acquisition using the best model available.This study investigated the utility of the Thiel cadaver for teaching suturing skills and the potential impact of
Predictors and consequences of homelessness in whole-population observational studies that used administrative data: a systematic review
Abstract Background Homelessness is a complex societal and public health challenge.Limited information exists about the population-level health and social care-related predictors and consequences of persons with lived experience of homelessness (PEH).Studies that focus on population subgroups or ad hoc questionnaires to gather data are of relativel
The Policy of Education as Reflected in Siksavalli of the Tattiriopanisad
The modern system of education has been built primarily upon the foundation of ancient educational ideals and the practices of modern education have been largely influenced by past experiences.Vedic views are the root of our civilization, hence we cannot neglect the sphere of those views from which our civilization has developed to its present form