13 research outputs found

    Systolic and Diastolic Function in Congestive Heart Failure Pediatric Patients

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    Background and Aims. Two-dimensional (2D) and Doppler echocardiography are the main methods for the non-invasive evaluation of ventricular function in children. Our study monitored the evaluation of systolic and diastolic function in pediatric patients, using classical echocardiographic parameters and pulsed tissue Doppler parameters, as well as the correlation between these

    The relationship between hepatocytes and small bowel after early and short food restriction: What the results show in morphometry

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    The objective of this study was to evaluate the relationship between hepatocyte morphometry and small bowel architecture after early and short food restriction. Altogether 48 Hyplus broiler rabbits were divided into three groups. The control group was fed ad libitum (ADL) throughout the experiment (C). The first group were foodrestricted between 32 and 39 days of age, when the rabbits received 50g of food per rabbit each day (R1). The second group was restricted between 32 and 39 days and the rabbits received 65g of food per rabbit each day (R2). In 39 and in 81 days eight rabbits from all three groups were euthanized. The diameter of centrilobular, midzonal and periportal hepatocytes and the height of villi, the width of villi and the crypt depth were measured. The hepatocytes grew from centrilobular to perilobular part in the C group, but in the R1 and R2 group, an opposite trend was noticed. On day 39 and daye 81 the elevations of villi were the highest. Interestingly, the nadirs of the crypts were deepest in the C group compared to the R1 and R2 groups. Early short intensive food restriction may play a role in the prevention of liver diseases (Tab. 2, Ref. 20). Text in PDF www.elis.sk

    The influence of food restriction on the small bowel: Does intensive short-term food restriction lead to weight loss?

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    The objective of this study was to show morphological changes in the small intestine of Hyplus broiler rabbits following an eight-day food restriction programme. The control group (C) received food ad libitum (ADL) for the duration of the experiment. Group R1 received 50g of food per day, and group R2 received 65g of food per day. After the food restriction diet had been completed, groups R1 and R2 were returned to ad libitum feeding. After food restriction and at the end of the experiment, the longest small bowel measurement was recorded in the C group. In the C group, after food restriction, the villi height was significantly higher, compared to that in R1 and R2 groups and at the end of the experiment, the villi were significantly higher in R1 and R2 groups. After food restriction, the values of crypts depth were approximately similar in all groups, and the end of experiment, the depth of crypts were deepest in R1and R2 groups, as compared to that in C group. The full process is followed by weight loss to the end of the experiment. These data suggest that intensive short-term food restriction followed by ADL feeding has effect on weight loss
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