نتایج جستجو برای: systemic leaf symptoms including mosaic

تعداد نتایج: 1449900  

2008
Kwadwo Owusu Ayeh Jon N. E. Ramsell

The resistance/susceptibility of 5 cassava cultivars from Ghana to infectious clones of two cassava mosaic viruses (ACMV-[CM] and EACMV/ACMV-[CM]) was investigated in this study. Plantlets of cassava cultivars were obtained using nodal cuttings initiated from tissue culture. These cassava cultivars were challenged with both DNA A and B components of the infectious clones named above using parti...

Journal: :Turkish Journal of Agriculture: Food Science and Technology 2022

In this study, it was aimed to reveal some viruses that are a problem in Dahlia plants grown for ornamental parks and home gardens Selçuklu, Karatay Meram districts of Konya. For reason, the 2019 summer, leaf samples were taken from 152 showing symptoms similar virus disease such as mosaic, deformations, yellowing, blight on leaves stunted plants. Possible infections Cucumber mosaic (CMV), Toma...

Background: Systemic Lupus Erythematosus is a kind of multi-system autoimmune disorder with unknown aetiology and it produces antibodies against various tissues. Case Presentation:The patient wasa 44-year-old woman with a history of Systemic Lupus Erythematosus for approximately five years, along with underlying diseases including peptic ulcers, asthma, h...

Journal: :Development 1999
T Foster B Veit S Hake

Maize leaves are organized into two major domains along the proximal-distal axis: a broad flat blade at the distal end of the leaf, and a narrow, thickened sheath that encircles the stem. Between the blade and sheath are two wedge-shaped tissues called auricles, and the ligule, an epidermally derived fringe. Members of the Knotted1 (Kn1) family of mutations change the shape and position of both...

Journal: :Plant physiology 2005
Andrew J Love Byung Wook Yun Valérie Laval Gary J Loake Joel J Milner

We analyzed expression of marker genes for three defense pathways during infection by Cauliflower mosaic virus (CaMV), a compatible pathogen of Arabidopsis (Arabidopsis thaliana), using luciferase reporter transgenes and directly by measuring transcript abundance. Expression of PR-1, a marker for salicylic acid signaling, was very low until 8 d postinoculation and then rose sharply, coinciding ...

Journal: :journal of agricultural science and technology 2010
m. mohammadi a. esmaeeli-far j. zad gh. mossahebi m. okhovat

abstract tomato spotted wilt virus (tswv) was detected in tomato leaf and fruit samples collected from viiramin reyion in tehran province using indicator test plants including petunia hybrida, nicatiana glutinosa, n. tabacum cv. snmsun nn, n. clevelandit and n. benthamiana and seroloyical tests. small browinsh local necrotic lesions appeared on p. hybrida leaves 2-4 days post-inoculation. syste...

Journal: :iranian journal of pathology 2006
maliheh khoddami1 zeinab amirimoghaddam seyed farzad azarin

although involvement of the heart by malignant lymphoma is relatively common, it is unusual to be detected premortem. we report a case of hodgkin's lymphoma who presented with systemic signs and symptoms including abdominal distension, weakness, pallor, chills and fever, hepatosplenomegaly and generalized lymphadenopathy as well as signs of heart failure. echocardiography revealed lucent myocar...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2010
Jing Shang De-Hui Xi Shu Yuan Fei Xu Mo-Yun Xu Hai-Long Qi Shao-Dong Wang Qing-Rong Huang Lin Wen Hong-Hui Lin

Dark green islands (DGIs) are a common symptom of plants systemically infected with the mosaic virus. DGIs are clusters of green leaf cells that are free of virus but surrounded by yellow leaf tissue that is full of virus particles. In Cucumber mosaic virus (CMV)-infected Nicotiana tabacum leaves, the respiration and photosynthesis capabilities of DGIs and yellow leaf tissues were measured. The...

2017
Sanjeev Kumar Bhaben Tanti Basavaprabhu L Patil Sunil Kumar Mukherjee Lingaraj Sahoo

Cowpea is an important grain legume crop of Africa, Latin America, and Southeast Asia. Leaf curl and golden mosaic diseases caused by Mungbean yellow mosaic India virus (MYMIV) have emerged as most devastating viral diseases of cowpea in Southeast Asia. In this study, we employed RNA interference (RNAi) strategy to control cowpea-infecting MYMIV. For this, we generated transgenic cowpea plants ...

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