Table 2. JH epoxide hydrolase (JHEH) and JH esterase (JHE) activity of Reticulitermes speratus ± SEM.
| JHEH | JHE | ||
|---|---|---|---|
| Concentrations of norharmane (mM) | μU/termitea,b | Collection period | |
| Ergatoids | |||
| 0 | 5.29 ± 0.31a | 2.60 ± 0.13a | November, 2006 |
| 1 | 7.49 ± 0.25b | 1.25 ± 0.44b | November, 2006 |
| 0 | 5.45 ± 0.60a | N.D.c | June, 2007 |
| 0.1 | 9.21 ± 0.97c | N.D. | June, 2007 |
| Larvae | |||
| 0 | 0.27 ± 0.11a | N.D. | June, 2007 |
| 0.1 | 0.77 ± 0.09b | N.D. | June, 2007 |
| Nymphoids | |||
| 0 | 8.88 ± 0.47a | N.D. | June, 2007 |
| 0.1 | 12.01 ± 1.30b | N.D. | June, 2007 |
| Nymphs | |||
| 0 | 4.00 ± 0.41a | N.D. | June, 2007 |
| 0.1 | 3.40 ± 0.55a | N.D. | June, 2007 |
| Soldiers | |||
| 0 | 1.41 ± 0.08a | N.D. | June, 2007 |
| 0.1 | 1.98 ± 0.64a | N.D. | June, 2007 |
| Workers | |||
| 0 | 3.21 ± 0.48a | 1.79 ± 037a | November, 2006 |
| 1 | 3.29 ± 0.09a | 2.83 ± 0.51a | November, 2006 |
| 0 | 3.00 ± 0.56a | N.D. | June, 2007 |
| 0.1 | 4.51 ± 0.71a | N.D. | June, 2007 |