Given that Mandarin is a tone language and English is not, the present study investigated the perception of Mandarin tones in young school-aged children with or without tone language exposure. Mandarin Monolingual (MM), English-Mandarin Bilingual (EMB) and English Monolingual (EM) children aged 6 to 8 years participated in tone identification and discrimination tasks. Tone identification and di...

background: this study was performed to induce conversion of rh strain tachyzoites of toxoplasma gondii to bradyzoites by ph changing of the cul­ture medium. methods: hela cell monolayers were infected at a 1:1 tachyzoite to cell ratio. four hours after infection, the culture medium was removed and re­placed with culture medium and 5% fcs, adjusted to ph 8 with naoh. the culture was maintained ...

Associate Professor, Department of Virology, Pasteur Institute of Iran, Tehran, Iran Assistant Professor, Dental Research Center, Dentistry Research Institute, Tehran University of Medical Sciences AND Department of Operative Dentistry, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran Associate Professor, Dental Research Center, Dentistry Research Institute, Tehran Unive...

1 Cell Therapy and Regenerative Medicine Research Center, Endocrinology and Metabolism Molecular-Cellular Sciences Institute, Tehran University of Medical Sciences, Tehran, Iran; 2 Metabolomics and Genomics Research Center, Endocrinology and Metabolism Molecular-Cellular Sciences Institute, Tehran University of Medical Sciences, Tehran, Iran; 3 Toxicology and Diseases Group, Pharmaceutical Scie...

1Children’s Medical Center, Pediatrics Center of Excellence, Tehran University of Medical Sciences, Tehran, IR Iran 2Pediatric Rheumatology Research Group, Rheumatology Research Center, Tehran University of Medical Sciences, Tehran, IR Iran 3Department of Pediatrics, Tehran University of Medical Sciences, Tehran, IR Iran 4Valiesar Hospital, Imam Khomeini Complex Hospital, Tehran University of M...

Author details Department of Pharmacognosy, Faculty of Pharmacy, Tehran University of Medical Sciences, Tehran, Iran. Traditional Iranian Medicine and Pharmacy Research Center, Tehran University of Medical Sciences, Tehran, Iran. Medicinal Plants Research Center, Faculty of Pharmacy, Tehran University of Medical Sciences, Tehran, Iran. Department of Pharmacology and Toxicology, Faculty of Pharm...