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Pn-AMPs, the hevein-like proteins from Pharbitis nil confers disease resistance against phytopathogenic fungi in tomato, Lycopersicum esculentum.
| Content Provider | Semantic Scholar |
|---|---|
| Author | Lee, Boyoung Park, Nammi Koo, Ja Choon Kim, Young Hoe Theertha Prasad D. Karigar, Chandrakant S. Chun, Hyun Jin Jeong, Byoung Ryong Kim, Doh Hoon Nam, Jaesung Yun, Jae-Gil Kwak, Sang-Soo Yun, Dae-Jin |
| Copyright Year | 2003 |
| Abstract | The antifungal activity of hevein-like proteins has been associated with their chitin-binding activities. Pn-AMP1 and Pn-AMP2, two hevein homologues from Pharbitis nil, show in vitro antifungal activities against both chitin and non-chitin containing fungi. Purified Pn-AMPs retained antifungal activities only under non-reducing conditions. When Pn-AMP2 cDNA was constitutively expressed in tomato (Lycopersicon esculentum) plants under the control of CaMV35S promoter, the transgenic plants showed enhanced resistance against both the non-chitinous fungus Phytophthora capsici, and the chitin-containing fungus Fusarium oxysporum. Thus, the chitin component in the fungal cell wall is not an absolute requirement for Pn-AMP's antifungal activities. These results when considered together suggest that Pn-AMPs have the potential for developing transgenic plants resistant to a wide range of phytopathogenic fungi. |
| File Format | PDF HTM / HTML |
| DOI | 10.1016/S0031-9422(02)00668-4 |
| PubMed reference number | 12591259 |
| Journal | Medline |
| Volume Number | 62 |
| Issue Number | 7 |
| Alternate Webpage(s) | http://www.bashanfoundation.com/kwak/kwakpharbitis.pdf |
| Alternate Webpage(s) | https://doi.org/10.1016/S0031-9422%2802%2900668-4 |
| Journal | Phytochemistry |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |