Ecology, Epidemiology and Control of Pepper Veinal Mottle Virus (PVMV), GenusPotyvirus, in West Africa

2002 ◽  
Vol 20 (2) ◽  
pp. 5-16 ◽  
Author(s):  
M. D. Alegbejo ◽  
M. E. Abo
2020 ◽  
Vol 35 ◽  
Author(s):  
Omobolaji Ayandipo ◽  
Issa Wone ◽  
Ernest Kenu ◽  
Luther-King Fasehun ◽  
Oluwayemisi Ayandipo ◽  
...  

2009 ◽  
Vol 6 (4) ◽  
pp. 198-206 ◽  
Author(s):  
F.E. Nwilene ◽  
A.K. Traore ◽  
A.N. Asidi ◽  
Y. Sere ◽  
A. Onasanya ◽  
...  

2019 ◽  
Vol 13 (1) ◽  
pp. 60-79
Author(s):  
Nicholas Gamso

AbstractThrough a reading of Teju Cole’s novel Open City (2011), this article argues that the exposure of black migrants constitutes the principal organizing conceit of global literary culture and knowledge production. The novel’s protagonist, a Nigerian emigre named Julius, is faced with ceaseless scrutiny as he traverses urban spaces in the US, Europe, and West Africa, meeting other migrants. In staging Julius’ encounters with others, the novel allegorizes a structure of racialized subjection continuous with the modern history of western epistemology and glaringly present in the contemporary. Yet it also provides grounds for a recursive ethic of opacity, which Julius eagerly endorses. The article surveys critical studies of race, migration, infrastructure, and world literature, in addition to Cole’s writings on photography. The aim is not only to uncover the logics of racialization at play in the enactment of culture, but also to conceive of culture itself as a historical infrastructure of privation and control.


2020 ◽  
Vol 110 (1) ◽  
pp. 80-84 ◽  
Author(s):  
Weiyao Hu ◽  
Li Qin ◽  
Haixia Yan ◽  
Weiguo Miao ◽  
Hongguang Cui ◽  
...  

The pepper cultivar Yellow Lantern, one of the spiciest pepper varieties, is a local germplasm of Capsicum chinense, cultivated exclusively on Hainan Island, China. However, this variety is susceptible to viral diseases that severely affect its production. In this study, we report that pepper veinal mottle virus (PVMV) is associated with foliar chlorosis and rugosity symptoms in Yellow Lantern. To verify this correlation, we constructed a full-length cDNA clone of a PVMV isolate named HNu. The virus progeny derived from the cDNA clone replicated and moved systemically in the pepper, inducing the same symptoms as those induced by PVMV-HNu in Yellow Lantern peppers in the field. The results support that PVMV-HNu is the causal agent of foliar chlorosis and rugosity disease in Yellow Lantern. This knowledge will help in the diagnosis and prevention of disease caused by PVMV. Furthermore, the cDNA clone serves as a reverse genetic tool to study the molecular pathogenesis of PVMV.


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