Growth performance, tolerance and vigor dynamics of Salvia candidissima subsp. occidentalis Hedge against heavy metal contamination

Hazards of heavy metal contamination.

The main threats to human health from heavy metals are associated with exposure to lead, cadmium, mercury and arsenic. These metals have been extensively studied and their effects on human health regularly reviewed by international bodies such as the WHO. Heavy metals have been used by humans for thousands of years. Although several adverse health effects of heavy metals have been known for a l...

Heavy Metal Tolerance

Cadmium As An Heavy Metal Contamination of Food

SUMMARY Though cadmium has come into widespread use only relatively recently it is quite likely that for many countries this highly toxic metal has been causing food poisoning. Even minute amounts of cadmium are sufficient to cause poisoning and since the metal is soluble in organic acids; It easily enters food stuffs. The extreme danger resulting from ingestion of cadmium in food was high lig...

ویژگیهای تشریحی و ریخت شناسی Salvia candidissima Vahl. ssp. candidissima (تیره نعنا)، بعنوان گزارشی جدید برای فلور ایران

در این نوشتار Salvia candidissima Vahl ssp. candidissima (نعنائیان) بعنوان گونه­ای جدید برای فلور ایران گزارش می­شود. ویژگی‌های تشریحی و ریخت­شناسی گیاه مطالعه شده­است. این گونه عمدتا براساس صفات ریختی برگ و رنگ جام­گل به دو زیرگونه subsp. candidissima(دارای برگ­های تخم­مرغی تا تخم­مرغی پهن و جام­گل دورنگ)و subsp. occidentalis Hedge (دارای برگ­های کشیده تا تخم­مرغی و جام­گل تک­رنگ)تقسیم می­شود....

Heavy Metal Contamination of Popular Nail Polishes in Iran

Background: Toxic and hazardous heavy metals like arsenic, lead, mercury, zinc, chromium and iron are found in a variety of personal care products, e.g. lipstick, whitening toothpaste, eyeliner and nail color. The nails absorb the pigments of nail polishes and vaporized or soluble metals can easily pass it. The goal of this survey was to assess whether the different colors of nail polishes comp...