S
Simon E. Bull
Researcher at ETH Zurich
Publications - 27
Citations - 2141
Simon E. Bull is an academic researcher from ETH Zurich. The author has contributed to research in topics: Begomovirus & Plant virus. The author has an hindex of 19, co-authored 25 publications receiving 1887 citations. Previous affiliations of Simon E. Bull include John Innes Centre & Norwich Research Park.
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Journal ArticleDOI
Diversity of DNA β, a satellite molecule associated with some monopartite begomoviruses
Rob W. Briddon,Simon E. Bull,Imran Amin,Ali M. Idris,Shahid Mansoor,Ian D. Bedford,Poonam Dhawan,Narayan Rishi,Surender S Siwatch,Aly M. Abdel-Salam,Judith K. Brown,Y. Zafar,Peter G. Markham +12 more
TL;DR: Analysis of sequences revealed a highly conserved organization for DNA beta molecules consisting of a single conserved open reading frame, an adenine-rich region, and a region of high sequence conservation [the satellite conserved region (SCR).
Journal ArticleDOI
Diversity of DNA 1: a satellite-like molecule associated with monopartite begomovirus–DNA β complexes
Rob W. Briddon,Simon E. Bull,Imran Amin,Shahid Mansoor,Ian D. Bedford,Narayan Rishi,Surender S Siwatch,Y. Zafar,Aly M. Abdel-Salam,Peter G. Markham +9 more
TL;DR: The analysis shows that DNA 1 components are associated with the majority of begomovirus-DNA beta complexes, being absent from only two of the complexes examined, both of which have their origins in Far East Asia.
Journal ArticleDOI
Cotton leaf curl disease is associated with multiple monopartite begomoviruses supported by single DNA β
Shahid Mansoor,Rob W. Briddon,Simon E. Bull,Ian D. Bedford,Aftab Bashir,Mazhar Hussain,Muhammad Saeed,Y. Zafar,Kauser A. Malik,Claude M. Fauquet,Peter G. Markham +10 more
TL;DR: This work has investigated the ability of CLCuD DNA β to interact with three further clones of monopartite begomoviruses, isolated from cotton, that have distinct Rep binding specificities and all three cloned viruses were capable of trans-replicating the satellite molecule and inducing CLCUD symptoms in cotton, indicating that the interaction between beggingomovirus and DNA β is relaxed in comparison to the interactionbetween DNA A and DNA B components.
Journal ArticleDOI
Universal primers for the PCR-mediated amplification of DNA 1: a satellite-like molecule associated with begomovirus-DNA beta complexes.
TL;DR: Two abutting primer pairs are designed to conserved sequences of DNA 1 that allowed polymerase chain reaction-mediated amplification of the full-length molecule from total nucleic acid extracts produced from various host plants from geographically distinct, worldwide locations.
Journal ArticleDOI
Agrobacterium-mediated transformation of friable embryogenic calli and regeneration of transgenic cassava
Simon E. Bull,Simon E. Bull,Judith Owiti,M. Niklaus,John R. Beeching,Wilhelm Gruissem,Hervé Vanderschuren +6 more
TL;DR: A comprehensive, reliable and improved protocol that optimizes Agrobacterium-mediated transformation of FEC from cassava model cultivar TMS60444 is presented, taking ∼6 months, that permits a finely balanced control of nutrients, hormones and antibiotics.