Results 61 to 70 of about 6,668 (219)

Distribution of Phytoplasmas in Infected Plants as Revealed by Real-Time PCR and Bioimaging

open access: yesMolecular Plant-Microbe Interactions, 2004
Phytoplasmas are cell wall-less bacteria inhabiting the phloem and utilizing it for their spread. Infected plants often show changes in growth pattern and a reduced crop yield.
Nynne Meyn Christensen   +3 more
doaj   +1 more source

Phytoplasmas and Phytoplasma Diseases: A Severe Threat to Agriculture

open access: yesAmerican Journal of Plant Sciences, 2014
Several economically relevant phytoplasma-associated diseases are described together with an update of phytoplasma taxonomy and major biological and molecular features of phytoplasmas. Outlook about persepectives and future work to contain spread of these diseases are also reported.
BERTACCINI, ASSUNTA   +3 more
openaire   +3 more sources

Candidatus Phytoplasma trifolii (clover proliferation phytoplasma).

open access: yes, 2021
Abstract The reference strain of 'Ca. Phytoplasma trifolii' is the causative agent of clover proliferation (CP) disease of alsike clover (Trifolium hybridum). The CP disease was first reported in Canada in the early 1960s when the aetiological agent was mistakenly presumed to be a yellows-type virus (Chiykowski, 1965). Subsequent investigations
Yan Zhao, Wei Wei
openaire   +1 more source

Ultrastructural changes in aster yellows phytoplasma affected Limonium sinuatum Mill. plants II. Pathology of cortex parenchyma cells

open access: yesActa Societatis Botanicorum Poloniae, 2014
In Limonium sinuatum Mill, plants with severe symptoms of aster yellows infection phytoplasmas were present not only in the phloem but also in some cortex parenchymas cells.
Anna Rudzińska-Langwald   +1 more
doaj   +1 more source

‘Candidatus Liberibacter Asiaticus’ Effector SECP8 Subverts Salicylic Acid‐Mediated Citrus Immunity via a Two‐Pronged Impairment of CsTCP15 Dimerization

open access: yesPlant Biotechnology Journal, Volume 24, Issue 4, Page 2335-2349, April 2026.
ABSTRACT Citrus Huanglongbing (HLB), a devastating disease caused by the unculturable bacterium ‘Candidatus Liberibacter asiaticus’ (CLas), poses a severe threat to global citrus production. CLas secretes effectors to suppress host immune responses and facilitate its colonisation. Previously, the CLas effector SECP8 (CLIBASIA_05330) has been identified
Mingyue Qin   +8 more
wiley   +1 more source

A Mathematical Model of Flavescence Dor\'ee Epidemiology

open access: yes, 2014
Flavescence dor\'ee (FD) is a disease of grapevine transmitted by an insect vector, $Scaphoideus$ $titanus$ Ball. At present, no prophylaxis exists, so mandatory control procedures (e.g.
Alma, Alberto   +3 more
core   +1 more source

Advanced Spectroscopic, Imaging, and Nanotechnology Tools for Diagnosing Fungal Diseases in Fruits

open access: yesFood Science &Nutrition, Volume 14, Issue 3, March 2026.
Schematic presentation shows various techniques applied for the detection of fungal diseases in fruits. ABSTRACT Fruits are a critical component of the human diet, as they provide essential dietary nutrients that play an important role in the functioning of the human body and maintaining health.
Vanshika Adiani, Archana Mishra
wiley   +1 more source

Phloem-restricted parasites of Palms. Focus on the coconut palm [PDF]

open access: yes, 2010
There is a category of palm diseases that raises many investigation problems: lethal diseases caused by phloem-restricted parasites and transmitted by vector insects.
Dollet, Michel
core  

‘Candidatus Phytoplasma solani’: From infection to all‐round characterisation of distinct tuf‐type strains with different virulence in tomato plants

open access: yesAnnals of Applied Biology, Volume 188, Issue 2, Page 480-494, March 2026.
‘Candidatus Phytoplasma (Ca. P.) solani’ is associated with bois noir (BN) of grapevine and stolbur of solanaceous plants and is primarily transmitted by Hyalesthes obsoletus Signoret. Four tuf‐a and five tuf‐b1 ‘Ca. P. solani’ strains were transmitted to tomato plants (cv. Micro‐Tom) by using bait‐plants and by capturing H.
Gaia Carminati   +7 more
wiley   +1 more source

Filamentous sieve element proteins are able to limit phloem mass flow, but not phytoplasma spread [PDF]

open access: yes, 2017
In Fabaceae, dispersion of forisomes\u2014highly ordered aggregates of sieve element proteins\u2014in response to phytoplasma infection was proposed to limit phloem mass flow and, hence, prevent pathogen spread.
Buoso, Sara   +8 more
core   +1 more source

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