THE NEGROES, ETHNIC-RACIAL DIVERSITY AND SCHOOL: THE DIDACTIC-PEDAGOGIC TREATMENT OF AFRO-BRAZILIAN HISTORY AND CULTURE IN TWO BOOKS OF HISTORY OF BRAZIL IN THE FIRST HALF OF THE TWENTIETH CENTURY

This study aims to examine, from a historical perspective, the relations between ethnic-racial diversity in Brazil and didactic-pedagogic treatment of Afro-Brazilian history and culture in two books, concerning History Brazil, issued in the first half of the twentieth century, assuming that these teaching materials also exercised walter hagenah me

Background Taraxacum mongolicum (TM) is a widely used herb.Studies have reported that TM exhibits growth-inhibitory and apoptosis-inducing on multiple tumors, including hepatocellular carcinoma (HCC).The active ingredients, targets, and molecular mechanisms of TM against HCC need to be further elucidated.Methods We identified the active ingredients

For the first time, the method of bioclimatic modeling was used to determine the boundaries of the range of occurrence of a weboost splitter potential polemochoral species Avenella flexuosa (L.) Drejer.The simulation was performed by the method of maximum entropy (MaxEnt).It is shown that the conditions for the growth of this species are initially

IntroductionAutotrophic bacteria play an important role in carbon dioxide fixation and are widespread in terrestrial ecosystems.However, the malibu relaxer biogeographic patterns of autotrophic bacteria and the driving factors still remain poorly understood.MethodsHerein, we conducted a 391-km north to south transect (mean annual precipitation <