The present study was conducted to characterize 2 important native chicken breeds from India and compare them on growth, production, egg and semen quality, and welfare traits. The Aseel breed showed (P < 0.001) higher BW at different ages; higher shank, radius, and toe lengths at 40 wk of age; and greater egg weights at 28, 32, and 40 wk of age than did the Kadaknath breed. The Kadaknath breed reached sexual maturity at an early age, and it had higher 40-wk egg production (P < 0.001). Higher egg specific gravity (P < 0.05) and higher albumen (P < 0.001) and shell (P < 0.009) percentages in the Kadaknath were observed, whereas the Aseel breed had a higher yolk index (P < 0.004), higher yolk percentage (P < 0.001), and higher yolk-to-albumen ratio (P < 0.001). Concentration of sperm (P < 0.01), live sperm counts (P < 0.05), and semen appearance scores (P < 0.05) were higher in the Aseel breed than in the Kadaknath breed. The Aseel breed showed a greater incidence of feather-pecking behavior under floor rearing, and this was negligible or mild in the Kadaknath breed. Broodiness under cage rearing was observed (8.42%) in the Aseel breed. With regard to welfare traits, male Aseel birds had a significantly shorter (P < 0.05) duration of tonic immobility (TI) than did male Kadaknath birds. Furthermore, male Aseel birds had a shorter (P < 0.001) duration of TI than did female Aseel birds, whereas female Aseel birds had a longer (P < 0.05) duration of TI than did female and male Kadaknath birds. From this study, it was concluded that the breeds differed on various growth, production, egg and semen quality, and behavioral traits, but not on welfare traits, although female Aseel birds exhibited a greater fear response.
Periodontal therapy deals with many aspects of the supporting structures, including the prevention and repair of lesions of the gingival sulcus. Endodontics deals primarily with disease of the pulp and periapical tissues. The success of both periodontal and endodontic therapy depends on the elimination of both disease processes, whether they exist separately or as a combined lesion. The relationship between periodontal and endodontic disease has been a subject of speculation for many years. This paper aims at presenting a comprehensive review of several aspects of perio-endo lesions.
Maintenance of interdental soft tissue and the need for esthetics are being increasingly recognized as important criteria for implant success. Statistically significant correlations have been found between the incidence of implant failure and vertical bone loss adjacent to implants. Thus, it is widely recognized that peri-implant bone resorption before loading may compromise implant success. This study aims to evaluate the effect of flap elevation on peri-implant bone loss during the healing period. Twenty sites around 10 implants were included in the study, and the effect of 2 different flap designs on the crestal height of bone was evaluated. The results of the study have shown that flap elevation can lead to increased bone loss during the healing period, with statistically significant results up to the 90-day period.
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