Abstract
The olfactory system serves a vital role in the evolution and survival of insects, being involved in behaviors such as host seeking, foraging, mating, and oviposition. Odorant-binding proteins (OBPs) and chemosensory proteins (CSPs) are involved in the olfactory recognition process. In this study, BtabCSP11, a CSP11 gene from the whitefly Bemisia tabaci, was cloned and characterized. The open reading frame of BtabCSP11 encodes 136 amino acids, with four highly conserved cysteine residues. The temporal and spatial expression profiles showed that BtabCSP11 was highly expressed in the abdomens of B. tabaci females. Dietary RNA interference (RNAi)-based functional analysis showed substantially reduced fecundity in parthenogenetically reproduced females, suggesting a potential role of BtabCSP11 in B. tabaci reproduction. These combined results expand the function of CSPs beyond chemosensation.
| Original language | English |
|---|---|
| Article number | 709 |
| Journal | Frontiers in Physiology |
| Volume | 11 |
| DOIs | |
| State | Published - Jun 30 2020 |
Bibliographical note
Publisher Copyright:© Copyright © 2020 Zeng, Merchant, Wu, Wang, Kong, Zhou, Xie and Zhang.
Funding
Funding. This research was supported by the National Key R&D Program of China (2019YFD1002100), the National Natural Science Foundation of China (31672032 and 31871970), China Agriculture Research System (CARS-24-C-02), the Beijing Key Laboratory for Pest Control and Sustainable Cultivation of Vegetables and the Science, and Technology Innovation Program of the Chinese Academy of Agricultural Sciences (CAAS-ASTIP-IVFCAAS).
| Funders | Funder number |
|---|---|
| Beijing Key Laboratory for Pest Control and Sustainable Cultivation of Vegetables | |
| CAAS-ASTIP-IVFCAAS | |
| National Key Research and Development Program of China | 2019YFD1002100 |
| National Natural Science Foundation of China (NSFC) | 31871970, 31672032 |
| Chinese Academy of Agricultural Sciences | |
| Agriculture Research System of China | CARS-24-C-02 |
Keywords
- Bemisia tabaci
- RNA interference
- chemosensory proteins
- expression profiles
- reproduction
ASJC Scopus subject areas
- Physiology
- Physiology (medical)
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