Table 1.
Expression of Mb polypeptide and mRNA in aerobic muscles with respect to phylogenetic relationships among channichthyid species
| Genus | Total no. of species | Species examined | Polypeptide | RNA | |
|---|---|---|---|---|---|
| Champsocephalus | 2 | gunnari | − | + | |
| Pseudochaenichthyes | 1 | georgianus | + | + | |
| Neopagetopsis | 1 | ||||
| Pagetopsis | 2 | macropterus | − | − | |
| Dacodraco | 1 | ||||
| Channichthys | 1 | ||||
| Cryodraco | 1 | antarcticus | + | + | |
| Chionobathyscus | 1 | ||||
| Chaenocephalus | 1 | aceratus | − | − | |
| Chionodraco | 3 | rastrospinosus | + | + | |
| hamatus | + | + | |||
| Chaenodraco | 1 | wilsoni | + | + |
All species contain discrete, single-copy genomic DNA fragments that hybridize to N. coriiceps Mb cDNA.