A certain environmental destruction
نویسندگان
چکیده
منابع مشابه
Destruction of thiamine by certain fungi.
Yonezawa and Aoki (1) examined the thiamine-decomposing activity of cell suspensions of 96 strains of yeast-like fungi isolated from the oral cavity and found that, while Candida albicans, of which there were 62 strains, failed to show any thiaminase activity, the C4 strain forming abnormal colonies had a strong thiaminase activity. Another strain, A9, was also found to have thia minase activit...
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Over the past two decades, degradation damage has increased in natural ecosystems. This research focuses solely on the degradation of soil and vegetation cover in Sorkheh Eshpar National Park. For this purpose, some physical properties of the soil (specific gravity and true porosity, moisture content, a percentage of pebbles, acidity and conductivity and soil texture) were measured. Also, the d...
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The extinction process of fragmented populations, characterized by a small number of conspecifics inhabiting each patch, is heavily affected by natural and human disturbance. To evaluate the risk of extinction we consider a network of identical patches connected by passive or active dispersal and hosting a finite, discrete number of individuals. We discuss three types of disturbance affecting t...
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Acquired hair loss may be a manifestation of various internal diseases, hormonal and nutritional conditions, systemic intoxications and genetic traits. However, exogenous exposures may be major contributors to hair thinning and decline of texture, color, luster, elasticity and manageability. In this review, we describe the effects of various exogenous agents on hair, including hair cosmetics, t...
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ژورنال
عنوان ژورنال: TRENDS IN THE SCIENCES
سال: 1998
ISSN: 1884-7080,1342-3363
DOI: 10.5363/tits.3.4_48