Polymyxa graminis 24 claims

species · family Plasmodiophoridae · other · NCBI Taxonomy ↗

2 spellings

Polymyxa graminisH.J. Larsen, Bugwood.org · CC BY 3.0 us · Wikimedia Commons ↗

24 claims

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Observationobservedoriginal resultmeasured

Claim · model-written summary

Chinese P. graminis ribotype I belongs to subgroup Ib.

Taxon: Polymyxa graminisPolymyxa graminist0
Outcome: belongs to previously reported subgroup Ibe0
Setting: Chinae0

Verbatim

e0
“ribotype I in China belongs to previously reported subgroup Ib, whereas ribotype II belongs to IIa”
✓ located verbatim in the source · abstract, characters 1385–1483

t0
“Polymyxa graminis”
✓ located verbatim in the source · title, characters 13–30

Title

Ribotypes of Polymyxa graminis in Wheat Samples Infected with Soilborne Wheat Viruses in China

Yu Xu; Lifeng Hu; Linying Li; et al. Plant Disease 2017. doi:10.1094/pdis-09-17-1394-re

Other claims from this paper (6)

Observation Ribotypes I and II were confirmed in winter wheat regions of China.
Observation All 63 wheat root samples had ribotype I of P. graminis.
Observation Eleven wheat root samples also had ribotype II of P. graminis.
Association P. graminis ribotypes showed no obvious association with WYMV, CWMV or double infection.
Observation Chinese P. graminis ribotype II belongs to subgroup IIa.
Observation Chinese ribotype I isolates varied considerably in sequence from regional isolates and Ken5.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Chinese P. graminis ribotype II belongs to subgroup IIa.

Taxon: Polymyxa graminisPolymyxa graminist0
Outcome: ribotype II belongs to IIae0
Setting: Chinae0

Verbatim

e0
“ribotype I in China belongs to previously reported subgroup Ib, whereas ribotype II belongs to IIa”
✓ located verbatim in the source · abstract, characters 1385–1483

t0
“Polymyxa graminis”
✓ located verbatim in the source · title, characters 13–30

Title

Ribotypes of Polymyxa graminis in Wheat Samples Infected with Soilborne Wheat Viruses in China

Yu Xu; Lifeng Hu; Linying Li; et al. Plant Disease 2017. doi:10.1094/pdis-09-17-1394-re

Other claims from this paper (6)

Observation Ribotypes I and II were confirmed in winter wheat regions of China.
Observation All 63 wheat root samples had ribotype I of P. graminis.
Observation Eleven wheat root samples also had ribotype II of P. graminis.
Association P. graminis ribotypes showed no obvious association with WYMV, CWMV or double infection.
Observation Chinese P. graminis ribotype I belongs to subgroup Ib.
Observation Chinese ribotype I isolates varied considerably in sequence from regional isolates and Ken5.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Chinese ribotype I isolates varied considerably in sequence from regional isolates and Ken5.

Taxon: Polymyxa graminisPolymyxa graminist0
Outcome: sequence variatione0
Value: 0.0219 to 0.0319e0
Comparator: ribotype I isolate Ken5e0

Verbatim

e0
“There was considerable sequence variation (pairwise distances from 0.0219 to 0.0319) between Chinese ribotype I isolates of different regions and previously reported ribotype I isolate Ken5 (accession number HE860055.1)”
✓ located verbatim in the source · abstract, characters 1485–1704

t0
“Polymyxa graminis”
✓ located verbatim in the source · title, characters 13–30

Title

Ribotypes of Polymyxa graminis in Wheat Samples Infected with Soilborne Wheat Viruses in China

Yu Xu; Lifeng Hu; Linying Li; et al. Plant Disease 2017. doi:10.1094/pdis-09-17-1394-re

Other claims from this paper (6)

Observation Ribotypes I and II were confirmed in winter wheat regions of China.
Observation All 63 wheat root samples had ribotype I of P. graminis.
Observation Eleven wheat root samples also had ribotype II of P. graminis.
Association P. graminis ribotypes showed no obvious association with WYMV, CWMV or double infection.
Observation Chinese P. graminis ribotype I belongs to subgroup Ib.
Observation Chinese P. graminis ribotype II belongs to subgroup IIa.

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The real-time PCR assay specifically and sensitively quantified P. graminis.

Taxon: Polymyxa graminisPolymyxa graminise0
Outcome: specific, sensitive and quantitative assaye0
Comparator: 18S rDNA sequencese0

Verbatim

e0
“A real-time PCR protocol based on 18S rDNA sequences was developed to provide a specific, sensitive and quantitative assay for the root-infecting virus vector Polymyxa graminis”
✓ located verbatim in the source · abstract, characters 2–178

Title

The use of conventional and quantitative real‐time PCR assays for Polymyxa graminis to examine host plant resistance, inoculum levels and intraspecific variation

Elaine Ward; Kostya Kanyuka; Juliet Motteram; et al. New Phytologist 2004. doi:10.1111/j.1469-8137.2004.01291.x

Other claims from this paper (9)

Method / resource The calibrated assay worked with naturally infected roots and infested soil.
Method / resource The assay detected both temperate P. graminis ribotypes but did not distinguish them.
Method / resource The assay did not detect DNA from related plasmodiophorids, fungi or plants.
Observation Triticum genotypes differed in susceptibility to P. graminis.
Observation Triticum monococcum K-58505 was the least susceptible genotype.
Observation P. graminis isolates infecting wheat were mostly ribotype II, though not exclusively.
Association P. graminis ribotype II was associated with SBCMV transmission.
Association P. graminis ribotype II appeared preferentially on wheat.
Association P. graminis ribotype I was mostly associated with barley.

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The calibrated assay worked with naturally infected roots and infested soil.

Taxon: Polymyxa graminisPolymyxa graminist0
Outcome: naturally infected plant roots and infested soile0
Comparator: zoospore suspensions and inoculated rootse0

Verbatim

e0
“The assay was calibrated with zoospore suspensions and inoculated roots and then shown to work with naturally infected plant roots and infested soil”
✓ located verbatim in the source · abstract, characters 182–330

t0
“Polymyxa graminis”
✓ located verbatim in the source · title, characters 66–83

Title

The use of conventional and quantitative real‐time PCR assays for Polymyxa graminis to examine host plant resistance, inoculum levels and intraspecific variation

Elaine Ward; Kostya Kanyuka; Juliet Motteram; et al. New Phytologist 2004. doi:10.1111/j.1469-8137.2004.01291.x

Other claims from this paper (9)

Method / resource The real-time PCR assay specifically and sensitively quantified P. graminis.
Method / resource The assay detected both temperate P. graminis ribotypes but did not distinguish them.
Method / resource The assay did not detect DNA from related plasmodiophorids, fungi or plants.
Observation Triticum genotypes differed in susceptibility to P. graminis.
Observation Triticum monococcum K-58505 was the least susceptible genotype.
Observation P. graminis isolates infecting wheat were mostly ribotype II, though not exclusively.
Association P. graminis ribotype II was associated with SBCMV transmission.
Association P. graminis ribotype II appeared preferentially on wheat.
Association P. graminis ribotype I was mostly associated with barley.

Method / resourceobservedoriginal resultmixedmeasured

Claim · model-written summary

The assay detected both temperate P. graminis ribotypes but did not distinguish them.

Taxon: P. graminisPolymyxa graminise0
Outcome: ribotypes previously describede0
Comparator: not distinguishede0

Verbatim

e0
“Both the temperate P. graminis ribotypes previously described are detected but are not distinguished”
✓ located verbatim in the source · abstract, characters 332–432

Title

The use of conventional and quantitative real‐time PCR assays for Polymyxa graminis to examine host plant resistance, inoculum levels and intraspecific variation

Elaine Ward; Kostya Kanyuka; Juliet Motteram; et al. New Phytologist 2004. doi:10.1111/j.1469-8137.2004.01291.x

Other claims from this paper (9)

Method / resource The real-time PCR assay specifically and sensitively quantified P. graminis.
Method / resource The calibrated assay worked with naturally infected roots and infested soil.
Method / resource The assay did not detect DNA from related plasmodiophorids, fungi or plants.
Observation Triticum genotypes differed in susceptibility to P. graminis.
Observation Triticum monococcum K-58505 was the least susceptible genotype.
Observation P. graminis isolates infecting wheat were mostly ribotype II, though not exclusively.
Association P. graminis ribotype II was associated with SBCMV transmission.
Association P. graminis ribotype II appeared preferentially on wheat.
Association P. graminis ribotype I was mostly associated with barley.

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The assay did not detect DNA from related plasmodiophorids, fungi or plants.

Taxon: Polymyxa graminisPolymyxa graminist0
Outcome: DNA from related plasmodiophorids and from a range of fungi and plantse0
Comparator: not detectede0

Verbatim

e0
“DNA from related plasmodiophorids and from a range of fungi and plants was not detected”
✓ located verbatim in the source · abstract, characters 434–521

t0
“Polymyxa graminis”
✓ located verbatim in the source · title, characters 66–83

Title

The use of conventional and quantitative real‐time PCR assays for Polymyxa graminis to examine host plant resistance, inoculum levels and intraspecific variation

Elaine Ward; Kostya Kanyuka; Juliet Motteram; et al. New Phytologist 2004. doi:10.1111/j.1469-8137.2004.01291.x

Other claims from this paper (9)

Method / resource The real-time PCR assay specifically and sensitively quantified P. graminis.
Method / resource The calibrated assay worked with naturally infected roots and infested soil.
Method / resource The assay detected both temperate P. graminis ribotypes but did not distinguish them.
Observation Triticum genotypes differed in susceptibility to P. graminis.
Observation Triticum monococcum K-58505 was the least susceptible genotype.
Observation P. graminis isolates infecting wheat were mostly ribotype II, though not exclusively.
Association P. graminis ribotype II was associated with SBCMV transmission.
Association P. graminis ribotype II appeared preferentially on wheat.
Association P. graminis ribotype I was mostly associated with barley.

Observationobservedoriginal resultmeasured

Claim · model-written summary

P. graminis isolates infecting wheat were mostly ribotype II, though not exclusively.

Taxon: P. graminisPolymyxa graminise0
Interactor: wheatTriticum aestivume0host
Outcome: ribotype IIe0
Qualifier: mostly, but not exclusivelye0

Verbatim

e0
“P. graminis isolates infecting wheat were mostly, but not exclusively, of ribotype II”
✓ located verbatim in the source · abstract, characters 857–942

Title

The use of conventional and quantitative real‐time PCR assays for Polymyxa graminis to examine host plant resistance, inoculum levels and intraspecific variation

Elaine Ward; Kostya Kanyuka; Juliet Motteram; et al. New Phytologist 2004. doi:10.1111/j.1469-8137.2004.01291.x

Other claims from this paper (9)

Method / resource The real-time PCR assay specifically and sensitively quantified P. graminis.
Method / resource The calibrated assay worked with naturally infected roots and infested soil.
Method / resource The assay detected both temperate P. graminis ribotypes but did not distinguish them.
Method / resource The assay did not detect DNA from related plasmodiophorids, fungi or plants.
Observation Triticum genotypes differed in susceptibility to P. graminis.
Observation Triticum monococcum K-58505 was the least susceptible genotype.
Association P. graminis ribotype II was associated with SBCMV transmission.
Association P. graminis ribotype II appeared preferentially on wheat.
Association P. graminis ribotype I was mostly associated with barley.

Associationobservedoriginal resultmeasured

Claim · model-written summary

P. graminis ribotype II was associated with SBCMV transmission.

Taxon: Polymyxa graminisPolymyxa graminist0
Material: Ribotype IIe0
Outcome: SBCMV transmissione0

Not reportedDirection

Verbatim

e0
“Ribotype II was clearly associated with SBCMV transmission”
✓ located verbatim in the source · abstract, characters 944–1002

t0
“Polymyxa graminis”
✓ located verbatim in the source · title, characters 66–83

Title

The use of conventional and quantitative real‐time PCR assays for Polymyxa graminis to examine host plant resistance, inoculum levels and intraspecific variation

Elaine Ward; Kostya Kanyuka; Juliet Motteram; et al. New Phytologist 2004. doi:10.1111/j.1469-8137.2004.01291.x

Other claims from this paper (9)

Method / resource The real-time PCR assay specifically and sensitively quantified P. graminis.
Method / resource The calibrated assay worked with naturally infected roots and infested soil.
Method / resource The assay detected both temperate P. graminis ribotypes but did not distinguish them.
Method / resource The assay did not detect DNA from related plasmodiophorids, fungi or plants.
Observation Triticum genotypes differed in susceptibility to P. graminis.
Observation Triticum monococcum K-58505 was the least susceptible genotype.
Observation P. graminis isolates infecting wheat were mostly ribotype II, though not exclusively.
Association P. graminis ribotype II appeared preferentially on wheat.
Association P. graminis ribotype I was mostly associated with barley.

Observationobservedoriginal resultmeasured

Claim · model-written summary

No microbody was observed in Polymyxa zoospores.

Taxon: Polymyxa graminisPolymyxa graminist0
Outcome: No microbody was seene0

Verbatim

e0
“No microbody was seen in zoospores”
✓ located verbatim in the source · abstract, characters 273–307

t0
“Polymyxa graminis”
✓ located verbatim in the source · title, characters 27–44

Title

Zoospore ultrastructure of Polymyxa graminis

Chen Jp; M. J. Adams Rothamsted Repository (Rothamsted Repository) 1992

Other claims from this paper (2)