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南方鲶的颌齿均由外胚层及中胚层分化而成。The jaw teeth and pharyngeal teeth are derived from the ectoderm and mesoderm.

成纤维细胞是胚胎中胚层起源的间叶细胞。Fibroblasts are mesenchymal cells which are derived from the embryonic mesoderm.

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成纤维细胞是来源于胚胎中胚层的间充质细胞。Fibroblasts are mesenchymal cells, which are derived from the embryonic mesoderm.

中胚叶节脊索类脊椎动物胚胎的中胚层的中间部分，…The middle zone of the mesoderm of a chordate vertebrate embryo, from which excretory tissue develops.

在背部中胚层区域，过量表达或敲减grb10会破坏细胞极性的建立和原肠运动。In dorsal mesoderm cells, up- or down-regulating grb10 impairs cell polarity formation and convergent extension.

中肾嵴尾端的中胚层受输尿管芽的诱导，形成生后肾组织。Under the stimulation of the ureteric bud, mesoderm at the end of the mesonephric ridge forms the metanephrogenic tissue.

在胚胎时，一个无法区别的中胚层组成一个早期躯干、或尾部片段或体节，衍生自轴旁的中胚层。In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

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脊椎动物胚胎中胚层中的体节物质，沿脊索成对出现，后生长成肌肉或脊椎。A segmental mass of mesoderm in the vertebrate embryo, occurring in pairs along the notochord and developing into muscles and vertebrae.

脊椎动物的脊柱来源于体节，体节是胚胎发生过程中的过渡性结构。The vertebral column is derived from somites, which are transient segments of the paraxial mesoderm that are present in developing vertebrates.

一旦撤除分化抑制因素，或添加适当的诱导剂，ES细胞可分化为内胚层、中胚层和外胚层的多种类型的特化细胞。Under appropriate conditions embryonic stem cells have been shown to differentiate in vitro to multiple cell types of endoderm, mesoderm and ectoderm.

外胚层形成皮肤和神经系统、内胚层形成内脏器官例如肝脏、胰腺、胸腺，中胚层则形成肌肉、骨骼和血液。Ectoderm becomes skin and nerves, endoderm becomes the gut and organs such as the liver, pancreas and thymus, and mesoderm becomes muscle, bones and blood.

残留细胞注射部位形成畸胎瘤，瘤体组织中存在成熟的内胚层、中胚层和外胚层组织。The residual cells were able to form teratoma at the injection site, and mature endoderm, mesoderm and ectoderm tissues could be found in teratoma tissues.

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颅骨脊椎动物中一层复杂的胚体细胞，由部分中胚层及外胚层联合组成，形成身体内壁。A complex sheet of embryonic cells in craniate vertebrates, formed by association of part of the mesoderm with the ectoderm and developing as the internal body wall.

原始生殖细胞来自极细胞，分两团移至胚胎腹部侧背面，被中胚层细胞包裹，形成生殖脊。Primordial germ cells came from pole cells and moved in two masses to the laterodorsal abdomen of embryo, and then were enveloped by mesoderm to form germinal ridge.

网膜发育不良，角膜变性，白内障及续发性青光眼是常见使视力变坏的因素。Because one patient only suffers from iris coloboma instead of aniridia , we would like to propose that the primary embryological defect is due to aberrant development of mesoderm.

扬子鳄肝脏由早期胚胎前肠门边缘内陷的内胚层上皮和脏壁中胚层组织共同发育形成。The liver of Alligator sinensis was formed by the endodermal epithelia invigilated from the edge of foregut door and by surrounding mesoderm during early stages of pre-natal development.

小鼠的造血和血管系统起源于胚外中胚层。胚胎期6.5-7天时在卵黄囊形成特征性的血岛结构发生向造血和内皮细胞的分化。The hematopoietic and vascular systems of the mouse arise from extraembryonic mesoderm that migrate through primitive streak to the presumptive yolk sac between days 6.5 and 7.0 of gestation.