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Observationobservedoriginal resultmeasured

Claim · model-written summary

Hippochaete has stomatal passages surrounded by bulky thickenings formed from fused knobs.

Taxon
Hippochaetee0
Outcome
stomatal passages, surrounded by bulky thickenings formed from the fused knobse0

Verbatim

e0

“specific for the members of subgenus Hippochaete, are the stomatal passages, surrounded by bulky thickenings formed from the fused knobs.”

✓ located verbatim in the source · abstract, characters 557–694

Title

The ultrastructure of epidermal surface of stem internods of horsetails of subgenus Hippochaete (Equisetum, Equisetaceae)

D. S. Feoktistov; I. I. Gureyeva Turczaninowia 2016. doi:10.14258/turczaninowia.19.3.2

Other claims from this paper (8)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Michaux's plant lists and landscape descriptions are most thorough in the Bluegrass, Knobs and Pennyroyal Regions.

Taxon
plante1
Outcome
plant lists and landscape descriptionse1
Setting
Bluegrass, Knobs, and Pennyroyal Regionse1

Verbatim

e1

“spent in the Bluegrass, Knobs, and Pennyroyal Regions where his plant lists and landscape descriptions are the most thorough”

✓ located verbatim in the source · abstract, characters 167–291

Title

Botanical Explorations of André Michaux in Kentucky: Observations of Vegetation in the 1790s

William S. Bryant Castanea 2004. doi:10.2179/0008-7475(2004)sp2[211:beoami]2.0.co;2

Other claims from this paper (1)
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Heat treatment formed knobs on growing points and other parts of seeds and infant plants.

Taxon
ARDISIAArdisiat0
Organ / stage
seeds and infant plantse0
Treatment
heate0
Outcome
knobs are formede0

Not reportedComparatorDirection

Verbatim

t0

“ARDISIA”

✓ located verbatim in the source · title, characters 68–75
e0

“when we treat the seeds and infant plants with heat, knobs are formed on the growing point and the other parts”

✓ located verbatim in the source · abstract, characters 854–964

Title

STUDIES ON THE LEAF NODULES. : II. ON THE LEAF NODULES IN THE GENUS ARDISIA.

山田, 保 Institutional Repositories DataBase (IRDB) 1952

Other claims from this paper (10)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Most heterochromatic knobs in maize were large.

Taxon
MaizeZea mayse0
Outcome
Heterochromatic knobse1
Qualifier
most of them were largee1

Verbatim

e0

“Maize karyotype variability has been extensively investigated”

✓ located verbatim in the source · abstract, characters 0–61
e1

“Heterochromatic knobs visible at pachynema were coincident with C-bands and 180-bp FISH signals on somatic chromosomes, and most of them were large”

✓ located verbatim in the source · abstract, characters 747–894

Title

Karyotype variability in tropical maize sister inbred lines and hybrids compared with KYS standard line

Mateus Mondin; Janay A. Santos-Serejo; Mônica R. Bertäo; et al. Frontiers in Plant Science 2014. doi:10.3389/fpls.2014.00544

Other claims from this paper (7)
Associationobservedoriginal resultmeasured

Claim · model-written summary

Knobs became fewer and smaller with increasing altitude.

Taxon
maizeZea mayse0
Outcome
knobse1
Direction
fewer and smallere1
Setting
cultivation altitudee1

Verbatim

e0

“In maize, we studied”

✓ located verbatim in the source · abstract, characters 0–20
e1

“Bolivian and NWA landraces exhibited the same pattern of A-DNA downsizing and fewer and smaller knobs with increasing cultivation altitude”

✓ located verbatim in the source · abstract, characters 849–987

Title

Intragenomic Conflict between Knob Heterochromatin and B Chromosomes Is the Key to Understand Genome Size Variation along Altitudinal Clines in Maize

Graciela Esther González; Lidia Poggio Plants 2021. doi:10.3390/plants10091859

Other claims from this paper (6)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Approximately 5% of maturation cells had H3K9me2 signals around knobs.

Taxon
MaizeZea mayst0
Gene
H3K9me2e0
Outcome
signals of H3K9me2 around knobse0
Value
approximately 5%e0

Verbatim

e0

“approximately 5% of maturation cells showed signals of H3K9me2 around knobs”

✓ located verbatim in the source · abstract, characters 1308–1383
t0

“Maize”

✓ located verbatim in the source · title, characters 113–118

Title

Comparison of Chromatin Epigenetic Modification Patterns among Root Meristem, Elongation and Maturation Zones in Maize (Zea mays L.)

Shihan Yan; Qi Zhang; Yingnan Li; et al. Cytogenetic and Genome Research 2014. doi:10.1159/000361003

Other claims from this paper (9)
Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

Chromosome knobs do not influence the variability in length of the chromosome arms in which they occur in corn.

Treatment
Chromosome knobse5
Outcome
variability in length of chromosome armse5
Direction
no_changeinferrede5

Verbatim

t0

“Chromosomes of Corn”

✓ located verbatim in the source · title, characters 53–72
e5

“Chromosome knobs do not appear to influence variability in length of chromosome arms in which they occur”

✓ located verbatim in the source · abstract, characters 1099–1203

Title

Variability in Length and Arm Ratio of the Pachytene Chromosomes of Corn

Marjorie P. Maguire CYTOLOGIA 1962. doi:10.1508/cytologia.27.248

Other claims from this paper (6)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Highly condensed heterochromatin including knobs replicated during late S phase.

Taxon
maizeZea mayse0
Organ / stage
late S phasee1
Outcome
Highly condensed heterochromatin, including knobs, replicatede1

Verbatim

e0

“developing maize root tips”

✓ located verbatim in the source · abstract, characters 422–448
e1

“Highly condensed heterochromatin, including knobs, replicated during late S phase as previously reported.”

✓ located verbatim in the source · abstract, characters 1218–1323

Title

Defining multiple, distinct, and shared spatiotemporal patterns of DNA replication and endoreduplication from 3D image analysis of developing maize (Zea mays L.) root tip nuclei

Hank W. Bass; Gregg G. Hoffman; Tae-Jin Lee; et al. Plant Molecular Biology 2015. doi:10.1007/s11103-015-0364-4

Other claims from this paper (8)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Over 30% of elongation and maturation cells had H3K9me1 signals around knobs.

Taxon
MaizeZea mayst0
Gene
H3K9me1e0
Outcome
signals around knobse0
Value
Over 30%e0

Verbatim

e0

“Over 30% of elongation and maturation cells exhibited H3K9me1 signals around knobs”

✓ located verbatim in the source · abstract, characters 1224–1306
t0

“Maize”

✓ located verbatim in the source · title, characters 113–118

Title

Comparison of Chromatin Epigenetic Modification Patterns among Root Meristem, Elongation and Maturation Zones in Maize (Zea mays L.)

Shihan Yan; Qi Zhang; Yingnan Li; et al. Cytogenetic and Genome Research 2014. doi:10.1159/000361003

Other claims from this paper (9)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Nine recombination-suppressed regions were identified in non-centromeric regions of maize, one likely containing knobs.

Taxon
maizeZea mayst0
Organ / stage
non-centromeric regionse2
Outcome
recombination-suppressed regionse2
Value
ninee2
Qualifier
condensed heterochromatin (knobs)e2

Verbatim

t0

“Recombination frequency variation in maize”

✓ located verbatim in the source · title, characters 0–42
e2

“Recombination suppression in non-centromeric regions identified nine recombination-suppressed regions, one of which likely contained condensed heterochromatin (knobs)”

✓ located verbatim in the source · abstract, characters 706–872

Title

Recombination frequency variation in maize as revealed by genomewide single-nucleotide polymorphisms

Farkhari Open Access Repository of ICRISAT (International Crops Research Institute for the Semi-Arid Tropics) 2011

Other claims from this paper (6)

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