Table 1.
Chicken and duck samples used in this study.
| No. | Species | Population(1) | Samples | Blood/live tissues | Purpose |
|---|---|---|---|---|---|
| POP1 | Chicken | XH | 6 (3 ♂; 3 ♀) | Blood for DNA | GHRL and GHSR gene variation |
| POP2 | Chicken | WRR | 6 (3 ♂; 3 ♀) | ||
| POP3 | Chicken | TS | 6 (3 ♂; 3 ♀) | ||
| POP4 | Chicken | LH | 6 (3 ♂; 3 ♀) | ||
| POP5 | Chicken | XH&WRR | 373 (200 ♂; 173 ♀) | Blood for DNA | Association analysis |
| POP6 | Chicken | LY | 6 (3 ♂; 3 ♀) | 18 tissues (2) | Real time PCR |
| POP7 | Chicken | HY | 6 (3 ♂; 3 ♀) | ||
| POP8 | Chicken | LY | 2 ♀ | Subcutaneous and abdominal adipose tissues | Cell culture |
| POP9 | Duck | SW | 1 ♂ | Blood for DNA and proventriculus tissue | GHRL gene sequence cloning |
| POP10 | Duck | SW | 6 (3 ♂; 3 ♀) | Blood for DNA | GHRL and GHSR gene variation |
| POP11 | Duck | PK | 6 (3 ♂; 3 ♀) | ||
| POP12 | Duck | PT | 6 (3 ♂; 3 ♀) | ||
| POP13 | Duck | LK | 6 (3 ♂; 3 ♀) | ||
| POP14 | Duck | SW | 100 (52 ♂; 48 ♀) | Blood for DNA | Association analysis |
| POP15 | Duck | SW | 6 (3 ♂; 3 ♀) | 18 tissues | Real time PCR |
| POP16 | Duck | PT | 6 (3 ♂; 3 ♀) | ||
| POP17 | Duck | SW | 2 ♀ | Subcutaneous and abdominal adipose tissues | Cell culture |
(1)XH = Xinghua chicken, WRR = White Recessive Rock, TS = Taihe Silkies, LH = Leghorn, XH&WRR = an F2 population crossed by XH and WRR, LY = Lingnan Yellow, HY = Huiyang Beard, SW = Sanshui White duck, PK = Peking duck, PT = Partridge duck, and LK = Lake duck.
(2) The 18 tissues used were pituitary, cerebrum, lung, abdominal fat, liver, testis, proventriculus, ovary, subcutaneous fat, spleen, kidney, oviduct, leg muscle, uropygial gland, hypothalamus, glandularis, small intestine, cerebellum, heart and breast muscle.