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1. ヒアリの昆虫学および管理entomology and control of imported fire ants [show details]
…through the use of pheromones and egg production. A single queen can lay more than 2000 eggs per day and can live an average of six to seven years. Workers mature from egg to adult in 20 to 45 days, depending …
2. 幹細胞の概要overview of stem cells [show details]
…cells of a single cell type. An example is a germ cell stem cell that makes the cells that mature to become egg or sperm, but not other cell types. Classically, the potency of cells has been thought to …
3. 生殖能力および妊娠に対する父親の高齢化の影響effect of advanced paternal age on fertility and pregnancy [show details]
…epigenetic factors . In contrast to oogenesis, which is limited to 23 cell divisions from zygote to mature egg, spermatogenesis continues throughout a male lifetime. One study estimated that the sperm of a …
4. アタマジラミ症pediculosis capitis [show details]
… days, releasing nymphs that require another eight days to mature After hatching, egg cases become white and more visible. Adult head lice are gray-white, 2 to 3 mm in length , and equipped with mouth …
5. 卵アレルギー：管理egg allergy management [show details]
… management of egg allergy, including instructions about avoidance of egg protein, education in the proper management of accidental exposures, and monitoring for resolution of the allergy. Issues with egg-containing …