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Folic acid (folacin, B9) is a vitamin that performs many very important functions in the human body, and its inadequate level - deficiency as well as excess, may contribute to an increased risk of developing many disease processes. The aim of this study was to analyze the available scientific literature on folic acid and its impact on human health. A systematic review of the studies, published until...
Background. SARS-CoV-2 virus is one of the largest RNA viruses, included in the coronavirus group, showing tropism to airway epithelial cells. SARS-CoV-2 causes an acute respiratory infectious disease, Covid-19. According to WHO reports, mortality due to Covid-19 is higher in the elderly and in those burdened with comorbidities such as diabetes, obstructive pulmonary disease, coronary artery disease,...
Comparison of two methods of monitoring honeybee infestation with Varroa destructor mite. Investigations were carried out at the Apicultural Division of Warmia and Mazury University in Olsztyn (Poland) in 2009. The aim of this study was to compare the accuracy of the two different methods of diagnosing the level of infestation with Varroa destructor in bee colonies. Sixteen bee colonies were randomly...
During the mating flight, a queen copulates with several, sometimes more than ten, drones. It is known that a queen preserves semen from all the drones with which she had copulated. However, it is not clear if the particular drone position in the mating sequences influences the number of this male's progeny. Investigations were performed in the apiary of Apiculture Department of Warmia and Mazury...
The aim of our study was to establish normal values of urinary pyridinoline (Pyr) and deoxypyridinoline (DPyr) excretion for children aged 3-18 years, examine the biological variability of the marker, and assess its clinical value for pediatric patients with growth hormone deficiency. Pyr and DPyr was measured in first void urine samples from 692 healthy subjects (340 boys, 352 girls) by high-performance...
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