alimentary canals

Owing to the distinct difference in natural diet of the two groups of fishes, the structure of their alimentary canals and the structure and function of gastric gland cells are apparently different.

这两类胃腺细胞结构和功能的不同，与整个消化道结构的差别相一致，可能与它们的食性不同有关。

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It is noticeable that previous study has proved there are a big quantity of nucleases in the alimentary canals of many creatures, but nucleases were chronically considered to be only related to digesting and absorbing nucleic acids.

值得注意的是，以往的研究中证实了核酸酶在已发现的各种动物消化道中大量存在的事实，但均习惯性地认为与核酸的消化吸收有关。

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Found living within the alimentary canals of e.g.sea cucumbers or between the shells of pearl oysters in or near shallow seagrass beds.

生活在有食物的运河里，比如海参中、产珍珠的蛎场壳中或有海草的河床。

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Histological study of alimentary canals of cerambycid beetles

天牛消化道的组织学研究

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The local alimentary canals of the immunized chickens were showed humoral immune response obviously by the cloacal, the content of IgA in intestinal fluid was higher than that by the nasal, oral, the difference was not significance.

泄殖腔免疫后，消化道局部早现明显的体液免疫应答，肠液中，IgA含量高于滴鼻组、饮水组，但差异不显著（P0.05）。

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Thus, so many kinds and high-active nucleases in the alimentary canals should have other significant biological functions, such as eliminating the nucleic acids in the food, preventing the invasion of foreign genes, killing viruses and microbes.

那么消化道中种类如此齐全、活性很强的核酸酶应该还有其他重要的生物学意义，比如清除食物中的核酸、防止外源基因侵入、拟或杀灭病毒和微生物。

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Results There were separated alimentary canals. Joined liver was about 6 cm × 5 cm and was cut by ultrasound reamer.

结果术中见腹腔中有各自的消化道，共同肝相连的面积约6cm×5cm，用超声刀切开。

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Nineteen fatty acids ( 12.931 mg/ g dry matter) were found in the body walls, and 21 ( 5.782 mg/ g wet matter) in the alimentary canals.

体壁及消化道中脂肪酸分别是19种和21种，其总量为12.931mg/g（干重）、5.782mg/g（湿重）。

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