The emergence of the COVID-19 pandemic declared huge need humanity for new and effective antiviral drugs. reported antimicrobial activities Artemisia sublessingiana encouraged us to investigate ethanol extract its aerial parts which led isolation six flavonoids a sesquiterpenoid. structures isolated compounds were elucidated by EI-MS, 1D, 2D NMR spectroscopic methods be (1) eupatilin, (2) 3?,4?...

Background The role of the microbiota-gut-brain axis in Parkinson’s disease (PD) has received increasing attention. Although gender differences are known to an essential epidemiology and clinical course PD, there no studies on sex specificity development progression PD. Methods Fresh fecal samples from 24 PD patients (13 males, 11 females) were collected for metagenomic sequencing. composition ...

Phlomis tuberosa L. (Lamiaceae) is a flowering perennial plant, native to Eurasia, and sparsely distributed in Bulgaria. The species has been proved accumulate flavonoids, iridoids, phenolic glycosides, as well essential oil. To now, there no information on the chemical content of Bulgarian oil from plant. aim was study composition oils, obtained species. Four different samples were studied – o...