Table 2.
Major miRNAs involved in the response to phosphorus starvation in different crop species
| Species | miRNA | Description | References |
|---|---|---|---|
| Common in many species | miR399 | A systemic signaling molecule mediating whole-plant phosphorus homeostasis | [26, 32, 42, 43, 45] |
| Common in many species | miR156, miR159, miR166, miR319, miR398, miR447, miR827, miR156, miR778, miR827, and miR2111 | Induced by phosphorus starvation | [43, 48, 49] |
| Common in many species | miR169, miR395 and miR398 are repressed. | Repressed by phosphorus starvation | [43, 48, 49] |
| Zea mays | miRNA399b and miR3 | Induced by ZmPT1 and ZmPT2 by phosphorus starvation | [48] |
| Triticum aestivum | mir159b, mir167, mir399, mir408, mir1122, mir1125, mir1135 and mir1136 | Induced by phosphorus starvation | [51] |
| Brassica napus | miR169, miR827 and miR2111 | Responsive to phosphorus starvation | [44] |
| Solanum lycopersicum | miR319 and miR394 | Expressed in roots and induced by phosphorus starvation | [54] |
| Solanum lycopersicum | miR158, miR169g, miR172, miR172b, miR319, miR771 and miR775 | Expressed in leaves and repressed by phosphorus starvation | [54] |
| Lupinus albus | 35 miRNA families | Phosphorus starvation upregulates 17, 9, 10 miRNAs in the root, stem and leaf, respectively, and represses 7, 6, 12 miRNAs in the root, stem and leaf, respectively | [52] |
| Hordeum vulgare | 55 potential sRNAs | Regulated by phosphorus starvation and responsible for phosphorus homeostasis | [50] |
| Glycine max | 110 novel miRNAs | Responsive to phosphorus starvation, with 55 expressed in the root and 55 in the shoot | [53] |