background: thymus is a widely used medicinal plant in food and pharmaceutical industries. among different species of thymus, t. vulgaris is used more than other species in therapeutic dosage forms. objective: this study was conducted to differentiate various thymus species by tlc fingerprint. methods: in order to identify and differentiate various species of thymus, tlc fingerprints of essenti...

A simple and rapid Fourier Transform infrared (FTIR) spectroscopy method was developed to determine the main essential oil components (carvacrol, thymol and p-cymene) in the antimicrobial LDPE films incorporated with oregano (Origanum vulgare) and thyme (Thymus vulgaris) essential oils. The ATR-FTIR spectrum of pure active components (carvacrol, thymol and p-cymene) was characterized, and the r...

Background & Objective: Traditional medicines have a wide range of pharmacological properties. This work was aimed to investigate the antimicrobial effect of Thymus vulgaris, Matricaria chamomilla, Melissa officinalis and Rhus coriaria extracts against clinical isolates of Pseudomonas aeruginosa. Materials and Methods: 180 P. aeruginosa clinical isolates were examined. disc diffusion method as...

Abstract The aim of the current study was to analyze stability rosmarinic acid in ethanolic tinctures lemon balm ( Melissa officinalis L.), oregano Origanum vulgare peppermint Mentha x piperita ), rosemary Rosmarinus sage Salvia and thyme Thymus vulgaris L.). High-performance liquid chromatography with diode-array detection (HPLC–DAD) employed monitor concentration marker compound over a six mo...