OBJECTIVE: Analyse how basic sanitation conditions, water supply and housing conditions affect the concentration of Culex quinquefasciatus METHODS: Populations of C.quinquefasciatus in 61 houses in the municipality of Olinda, PE, were monitored between October 2009 and October 2010.Observations were carried out in homes without the presence of pref
The paper is dealing with the complex phenomenon of black humor.Starting from different definitions about its origin, the author questions its folklore origin in Greek antiquity.Through the prism of the theories of Olga Freidneberg and Michael Bakhtin, parody and/or carneval appear as a worldview contrary and at the same time parallel to the seriou
Salvianolic acid Y (TSL 1), a new phenolic acid with the same planar structure as salvianolic acid B, was isolated from Salvia officinalis.The structural elucidation and stereochemistry determination were achieved by spectroscopic and chemical Skinny Tumbler methods, including 1D, 2D-NMR (1H-1H COSY, HMQC and HMBC) and circular dichroism (CD) exper