| CR | Chuanbai Rex |
| NZ | New Zealand White |
| MLCFA | medium- and long-chain fatty acids |
| SFA | saturated fatty acids |
| UFA | unsaturated fatty acids |
| MUFA | monounsaturated fatty acids |
| PUFA | polyunsaturated fatty acids |
| PE | phosphatidylethanolamine |
| PC | phosphatidylcholine |
| SM | sphingomyelin |
| Hex1Cer | glycosylceramide |
| VOCs | volatile organic compounds |
| OAV | Ordor activity value |