Infectious Clones of Tomato Leaf Curl Palampur Virus and Their Interaction with Other Viruses
Author Information
Author(s): Malik Aamir Humayun, Briddon Rob W, Mansoor Shahid
Primary Institution: Agricultural Biotechnology Division, National Institute for Biotechnology and Genetic Engineering, Faisalabad, Pakistan
Hypothesis
Can Tomato leaf curl Palampur virus (ToLCPMV) interact with other viruses to cause disease in muskmelon?
Conclusion
The study found that ToLCPMV is associated with muskmelon leaf curl disease, but its defective nuclear shuttle protein (NSP) may limit its infectivity without the presence of Zucchini yellow mosaic virus (ZYMV).
Supporting Evidence
- ToLCPMV was found to have the highest DNA sequence identity with other isolates.
- Inoculation with ToLCPMV DNA A and ToLCNDV DNA B resulted in typical disease symptoms.
- The NSP gene of ToLCPMV was found to be truncated, affecting its infectivity.
Takeaway
Researchers studied a virus that affects melons and found it needs help from another virus to make the plants sick.
Methodology
Samples were collected from symptomatic plants, and DNA was extracted and analyzed using PCR and sequencing.
Limitations
The study did not confirm the infectivity of ToLCPMV clones in natural hosts without the presence of ZYMV.
Digital Object Identifier (DOI)
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