Present study illustrates the role of Fusarium oxysporum ciceri Race1 (Foc1) induced redox responsive transcripts in regulating. Abstract. Based on the differential reaction of 10 chickpea cultivars to pathogenic isolates of Fusarium oxysporum f. sp. ciceri, the existence of at. About ha are sown annually to chickpea (Cicer arietinum L.) in Andalucia, southern Spain, approximately 66% of the total national acreage of the crop.

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Curr Opin Plant Biol Thus four treatments viz.

Plant Disease | Races of Fusarium oxysporum f. sp. ciceri

O patosistema Fusarium oxysporum f. Expression of both bZIP domain containing TF and homeodomain leucine zipper like protein showed expressional changes in both plants during all time points of the assay. Signaling, oxyspogum, and disease. Root tips of tap root and lateral roots were cut and the entire root system was dipped in spore suspension for 5 min.

Transcription factor associated proteins, such as polynucleotidyl transferase FAR1 showed comparably higher expression in susceptible JG62 plants compared to resistant plants, except at 1.

Races of Fusarium oxysporum ciceri in Andalucia, southern Spain

PCR conditions were optimized for each primer pair and all the reactions were performed at least twice. Mycelial debris was removed by another round of centrifugation. The use of resistant cultivars is one of the most practical and cost-efficient strategies for managing oxywporum diseases. A total of 36 F. The Fusarium oxysporum f.

Rusarium plants were evaluated for morphological changes and development of wilting symptoms daily after inoculation. Differential invasion of Foc in resistant and susceptible chickpea cultivars To understand the possible mechanism of invasion of Foc in susceptible and resistant chickpea cultivars, transformation of the pathogen and its localization in planta paired with quantification in various plant tissues were performed.


Fungal colonization in cortex region of DVI. Likewise, it has been demonstrated that F. Pauwels L, Goossens A Fine-tuning of early events in the jasmonate response.

The level of GFP fluorescence in the five transformants was variable, while the wild-type Foc 2 showed negligible fluorescence. Galatis B, Apostolakos P A new callose function Involvement in differentiation and function of fern stomatal complexes. Quantitative real time polymerase chain reaction exhibited differential expression patterns of redox regulators, cellular transporters and transcription factors during Foc1 progression.

Clathrin coat assembly proteins and secretory carrier membrane proteins, though ill characterized in plants, are known to aid exocytosis in association with SNARE proteins and syntaxins [88] — [89]. Results Effect of Foc 2 inoculation on susceptible and resistant chickpea cultivars Seven days old plants of wilt-resistant Digvijay and-susceptible JG62 chickpea cultivars were individually inoculated with fungal spores DVI and JGI, respectively ; while the control plants were mock-inoculated using sterile deionized water DVC and JGC, respectively.

El patosistema Fusarium oxysporum f. Nonetheless, discerning the evolutionary pathways for pathogenic variation within F.

The transformed Foc 2 could be detected throughout the inspected plant parts during rades progression in susceptible inoculated cultivar JGIparticularly with increasing fungal load. Based on these pilot studies, in-depth analysis of pathogen infection in JGI and DVI was performed throughout the disease progression.

Lipid peroxidation assays also indicated fungal induced membrane injury.

Fusraium and B represents relative expression profile of transcription factors fusarkum basic domains like, bZIP domain containing transcription factor, homoeodomain leucine zipper transcription factor, MYB domain containing transcription factor, helix loop helix motif bearing transcription factor, zinc finger CCHC type transcription factor and heat shock transcription factor family protein in uninduced and induced JG62 and WR roots respectively; C and D shows comparative expression pattern of transcription factor associators like, polynucleotidyl transferase FAR1initiation factor 4aprefolding helix loop helix domain containing binding factor ILR3 and high mobility group B like protein in uninduced and induced JG62 and WR roots respectively.


In this interaction, avirulence genes in the pathogen show a functional correspondence with their matching genes in the host so that molecules encoded by avirulence genes are recognized directly or indirectly by the matching R gene product. Fungal penetration led to the activation of several signal transporters whose expression profiles were analyzed with pathogen migration.

Races of Fusarium oxysporum f.sp. ciceri in Andalucia, southern Spain [1985]

Network showing interaction between redox regulators, cellular transporters and transcription factors. A—C corresponds to root sections of uninduced plants. Pathogenicity genes of phytopathogenic fungi. Two pathotypes have been distinguished within F.

Races of Fusarium oxysporum f. sp. ciceri

In planta and soil quantification of Fusarium oxysporum f. Selected sections were stained individually with trypan blue, aniline blue Himediapropidium iodide, and SYTOX green Invitrogen as well as with combinatorial stain containing both trypan blue-aniline blue and propidium iodide-SYTOX green following the protocol suggested by Bhadauria et al.

Singh KB Chickpea breeding. Radial growth rate; calculated by slope of linear regression of the mean colony rqces over time. Sterilized seeds of both JG62 and WR were germinated in sterile synthetic soil.

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