Calcium is a ubiquitous second messenger.

钙是一种普遍存在的第二信使。

SM may be a second messenger involved in this process.

神经鞘磷脂作为第二信使也参与此过程。

Sphingosine 1 phosphate (SPP) is an important second messenger involved in cell growth and cell death.

鞘氨醇1磷酸(SPP)是重要的细胞第二信使，影响细胞的生长和死亡。

This suggest that Ca ions play an important role as the second messenger to induce the express of cold resistance genes to adapt the low temperature.

这表明，低温能够诱导钙离子向细胞质内流入并发挥其信使功能，从而使抗冷基因得到表达而使南极冰藻具有抗冷的性质。

Cell membrane receptor and its second messenger are significant for annotate mechanism of optic neural accommodation and nosogenesis of some ophthalmopathy.

细胞膜受体及其第二信使对于解释眼的神经调节机制及了解某些眼病的发病机理十分重要。