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The Influence of Aerial Exposure on Sea Anemones Aulactinia veratra Mucin Genes Expression Using the RNA Sequencing
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作者 Alaa Haridi 《Open Journal of Marine Science》 2024年第1期1-18,共18页
Mucin genes are the main component of mucus. The sea anemone species, Aulactinia veratra (Phylum Cnidaria) contains different types of mucin genes. In the intertidal zone, A. veratra is found to be exposed to air duri... Mucin genes are the main component of mucus. The sea anemone species, Aulactinia veratra (Phylum Cnidaria) contains different types of mucin genes. In the intertidal zone, A. veratra is found to be exposed to air during the low tide and produces large quantities of mucus as an external covering. The relation between low tide and mucus secretion is still unclear, and what is the role of mucin during arial exposure is not yet investigated. This study hypothesised that the mucin genes in A. veratra would have significantly high expression in response to aerial exposure. Therefore, the aim of current study was to examine and analyses the response of A. veratra mucins in response to an experiment involving three hours of aerial exposure. To achieve this, aim the RNA-sequencing and bioinformatics analyses were used to examine the expression profile of A. veratra mucin genes in response to aerial exposure. The generated results have shown that, Mucin4-like and mucin5B-like were up-regulated in response to the three hours of aerial exposure in A. veratra. This finding shows a significant role of mucin5B-like and mucin4-like genes in response to air stress at low tide. The data generated from this study could be used in conjunction with future mucin gene studies of sea anemones and other cnidarians to compare A. veratra mucin gene expression results across time, and to extend our understanding of mucin stress response in this phylum. 展开更多
关键词 aulactinia veratra Mucin4-Like Mucin5B-Like CNIDARIA Mucin Gene Expression RNA-Sequencing Sea Anemones MUCUS Aerial Exposure
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中华管海葵生殖腺的年周期发育
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作者 李云朋 王志成 +4 位作者 张龙 张威 杜梦达 孙仪 张志峰 《热带海洋学报》 CAS CSCD 北大核心 2023年第6期120-126,共7页
研究动物的生殖腺发育,可以揭示配子发生过程并为评估其繁殖能力和资源利用提供科学依据。中华管海葵(Aulactinia sinensis)是我国黄海潮间带的优势物种。本文报道了青岛汇泉湾海域生活的中华管海葵生殖腺年周期发育特点,结果显示:中华... 研究动物的生殖腺发育,可以揭示配子发生过程并为评估其繁殖能力和资源利用提供科学依据。中华管海葵(Aulactinia sinensis)是我国黄海潮间带的优势物种。本文报道了青岛汇泉湾海域生活的中华管海葵生殖腺年周期发育特点,结果显示:中华管海葵外观呈圆柱状,口盘触手排布为6+6+12+24+48型,柱体内隔膜48对;中华管海葵为雌雄异体,雌雄比约为1.25:1;生殖季节所有隔膜均可发育为生殖隔膜并构成生殖腺;根据生殖隔膜中精小囊结构、生殖细胞种类和组成,将其年周期发育过程分为4个时相;确定其成熟排放时期为5—9月,口盘直径为3cm的雌性个体平均怀卵量为188277.91±28861.91。本研究结果为中华管海葵的海域资源循环规律研究提供了基础数据。 展开更多
关键词 中华管海葵 形态 生殖腺 年周期发育 繁殖力
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