Refine ·

Claim type

Research area

Polarity

Statistics

More filters

Clear filters
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The data reveal internal structure of seven centromeres and five heterochromatic knobs.

Taxon
maizeZea mayse0
Outcome
internal structure of seven centromeres and five heterochromatic knobse1
Value
seven centromerese1

Verbatim

e0

“a maize genome (B73-Ab10)”

✓ located verbatim in the source · abstract, characters 202–227
e1

“The data also reveal the internal structure of seven centromeres and five heterochromatic knobs”

✓ located verbatim in the source · abstract, characters 418–513

Title

Gapless assembly of maize chromosomes using long-read technologies

Jianing Liu; Arun S. Seetharam; Kapeel Chougule; et al. Genome biology 2020. doi:10.1186/s13059-020-02029-9

Other claims from this paper (5)
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The knob probe signal co-localized exactly with morphologically identified knobs on maize meiotic chromosomes.

Taxon
maizeZea mayst0
Outcome
co-localization of the knob probe and the morphologically identified knobse0
Comparator
morphologically identified knobse0

Verbatim

e0

“A composite, in register, merged image of the knob probe signal and meiotic chromosomes demonstrated exact co-localization of the knob probe and the morphologically identified knobs.”

✓ located verbatim in the source · abstract, characters 643–825
t0

“maize meiotic chromosomes”

✓ located verbatim in the source · title, characters 37–62

Title

Fluorescent in situ hybridization of maize meiotic chromosomes as visualized by confocal microscopy.

E R Makowski; S E Ruzin PubMed 1994

Other claims from this paper (1)
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

DP had knobs at specified chromosome arm ends.

Taxon
maizeZea mayst0
Material
DPe0
Organ / stage
long arm of 2,3,5,6,7,8 and 9 chromosomee0
Outcome
Heterochromatic knob was detectede0

Verbatim

e0

“Heterochromatic knob was detected in the end zone of the long arm of 2,3,5,6,7,8 and 9 chromosome as well as the end zone of the short arm of 2 chromosome in DP”

✓ located verbatim in the source · abstract, characters 591–751
t0

“maize”

✓ located verbatim in the source · title, characters 68–73

Title

Genetic stability of heterochromatic knob of repetitive sequence in maize and Zea diploperennis hybrids

Zeng Yan-hu Nanfang nongye xuebao 2013

Other claims from this paper (5)
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Most knob composition was not inherited stably.

Taxon
maizeZea mayst0
Outcome
can not be inherited stablye0

Verbatim

e0

“most composition in knobs can not be inherited stably”

✓ located verbatim in the source · abstract, characters 1009–1062
t0

“maize”

✓ located verbatim in the source · title, characters 68–73

Title

Genetic stability of heterochromatic knob of repetitive sequence in maize and Zea diploperennis hybrids

Zeng Yan-hu Nanfang nongye xuebao 2013

Other claims from this paper (5)
Method / resourceobservedoriginal resultpositivebasis n/a

Claim · model-written summary

A new graph-based pipeline, HiReNET, was developed to classify higher-order repeats and was shown to work in Arabidopsis and maize.

Taxon
Arabidopsis and maizeArabidopsisZea mayse0
Outcome
classify HORse0

Not reportedComparator

Verbatim

e0

“We develop a new graph-based pipeline, HiReNET, to classify HORs and demonstrate its utility in both Arabidopsis and maize”

✓ located verbatim in the source · abstract, characters 717–839

Title

Higher order repeat structures reflect diverging evolutionary paths in maize centromeres and knobs

Rebecca D. Piri; Mingyu Wang; M. Cinta Romay; et al. Genome biology 2026. doi:10.1186/s13059-026-03993-4

Other claims from this paper (9)
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Heteromorphic knob constitution was associated with higher grain yield at three of the knob sites.

Taxon
Zea mays L.Zea mayst0
Treatment
Heteromorphic knob constitutione1
Outcome
yield of graine1
Direction
highere1
Qualifier
at three of the knob sitese1

Verbatim

t0

“Zea mays L.”

✓ located verbatim in the source · title, characters 42–53
e1

“Heteromorphic knob constitution was associated with greater ear height and plant height at four knob sites, and with higher yield of grain at three of the knob sites”

✓ located verbatim in the source · abstract, characters 457–622

Title

Associations Between Chromosomal Knobs of Zea mays L. and Agronomic Performance1

R. H. Moll; W. D. Hanson; C. S. Levings; et al. Crop Science 1972. doi:10.2135/cropsci1972.0011183x001200050011x

Other claims from this paper (1)
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Heteromorphic knob constitution was associated with greater ear height and plant height at four knob sites.

Taxon
Zea mays L.Zea mayst0
Treatment
Heteromorphic knob constitutione1
Outcome
ear height and plant heighte1
Direction
greatere1
Qualifier
at four knob sitese1

Verbatim

t0

“Zea mays L.”

✓ located verbatim in the source · title, characters 42–53
e1

“Heteromorphic knob constitution was associated with greater ear height and plant height at four knob sites, and with higher yield of grain at three of the knob sites”

✓ located verbatim in the source · abstract, characters 457–622

Title

Associations Between Chromosomal Knobs of Zea mays L. and Agronomic Performance1

R. H. Moll; W. D. Hanson; C. S. Levings; et al. Crop Science 1972. doi:10.2135/cropsci1972.0011183x001200050011x

Other claims from this paper (1)

Lexical search (BM25). All words must match; if nothing does, any word. Organism names also match every spelling of the same organism. No semantic search yet.