Negative / Null Result Report
Fernando Medrano, Benjamín Gallardo, Pablo Gutiérrez et al. · 2024 · Marine Ornithology
The impact of the El Niño varies across seabirds, usually altering the distribution and causing population declines. Understanding El Niño’s effects is thus critical for conservation. We monitored 296 nests of the little-known Hydrobates…
View details →Replication Failure
Haoyu Lian, Siyuan Zhou, Huanyang He et al. · 2026 · Frontiers in Oncology
Objective The purpose of this study was to reveal the genetic correlation of RANKL polymorphisms with bone metastasis in breast cancer patients. Methods In this study, 139 bone metastasis patients and 152 no metastasis were included as the…
View details →Negative / Null Result ReportOpen access
Greenwood, Brian M, Walley, AJ, Greenwood, BM et al. · 2002
The influence of haptoglobin polymorphisms on severe malaria occurrence was assessed in 1183 individuals from The Gambia. No significant association was found between severe malaria and either haptoglobin genotypes or phenotypes. The…
View details →Negative / Null Result ReportOpen access
Willy Sandhika, Faroek Hoesin, Dyah Fauziah · 2020
No significant correlation was found between c-erbB2 expression and tumor size (T-stage). c-erbB2 expression in various N-stages were as follows: N0 (80%), N1 (33,3%), N2 (50%), N3 (42,9%). No significant correlation was found between…
View details →Negative / Null Result ReportOpen access
Wynands, Seth · 2015
This paper examines the socio-political instability link between inequality and investment. For the period between 1960 and 2011 for 192 countries, this paper finds no significant correlation between inequality and instability and no…
View details →Negative / Null Result ReportOpen access
Schneider, Josephine · 2020
The present study showed that there is a significant difference in the functional connectivity in some connections between schizophrenic patients and healthy controls. There is no significant correlation between the functional connectivity…
View details →Negative / Null Result ReportOpen access
Igwe, Nwobueze olru · 2023
This paper tried to examine correlation with different imaging techniques and aortic stenosis severity. There was no significant correlation found between the diastolic AVA area and AR, although a positive tendency was observed between the…
View details →Negative / Null Result ReportOpen access
田原, 靖昭, 西澤, 昭, 管原, 正志 et al. · 1991
Aerobic exercise class was opened and blood and physical composition were examined. Results indicated that no significant improvement on measured items was observed. Frequency of participation is suggested to be increased or class goal…
View details →Negative / Null Result ReportOpen access
田原, 靖昭, 西澤, 昭, 管原, 正志 et al. · 1991
Aerobic exercise class was opened and blood and physical composition were examined. Results indicated that no significant improvement on measured items was observed. Frequency of participation is suggested to be increased or class goal…
View details →Negative / Null Result ReportOpen access
J. R. Mondt, D. C. Siegla · 1974
Heat transfer and flow friction behavior have been measured for plain and perforated plate-fin and 10-deg herringbone surfaces. For the range of geometries and Reynolds numbers studied, the perforations produced no significant improvement…
View details →Negative / Null Result ReportOpen access
Akerley, Wallace, Herndon, James E. 2nd, Vokes, Everett E. et al. · 2017
BACKGROUND: In Cancer and Leukemia Group B 39801, we evaluated whether induction chemotherapy before concurrent chemoradiotherapy would result in improved survival and demonstrated no significant benefit from the addition of induction…
View details →Negative / Null Result ReportOpen access
Akerley, Wallace, Vokes, Everett E., Cicchetti, M Giulia et al. · 2009
BackgroundIn Cancer and Leukemia Group B 39801, we evaluated whether induction chemotherapy before concurrent chemoradiotherapy would result in improved survival and demonstrated no significant benefit from the addition of induction…
View details →Negative / Null Result ReportOpen access
Jiankang Jin (703171), Stephen J. Archibald (703175), Janani Panneerselvam (703170) et al. · 2015
A , RT-PCR analysis showed IL-24 reduced CXCR4 mRNA levels at 6 h and 24 h ( P B , CXCR4 promoter activity was determined using a luciferase reporter vector. Induction of IL-24 showed no significant reduction in luciferase activity…
View details →Negative / Null Result ReportOpen access
Andrew W. Taylor (451751) · 2013
The macrophages lysates were assayed for protein concentration and Caspase 3 activity. There was no significant change of Caspase 3 activity in cells treated with α-MSH compared to SFM cells. The graft is the mean ± SD of Caspase 3…
View details →Negative / Null Result ReportOpen access
Sandra Demaria (15026216), Shannon Martello (11246282), Molykutty J. Aryankalayil (5544962) et al. · 2020
Metabolic data from PC3 cells 6h, 24h, and 48h after SD or MF radiation. Samples were sent to Metabolon for processing. Results indicate decrease in glycolysis intermediates in SD sample at 6h. No significant changes to TCA cycle…
View details →Negative / Null Result ReportOpen access
Hull, Glenn · 2017
This paper determines the effects of police interventions on darknet markets. Darknet markets have been rapidly growing and the amount of drugs being sold on them keeps rising. This paper finds no significant changes in prices of drug…
View details →Negative / Null Result ReportOpen access
Borgers, Sherry, Buenning, Meredith, Farmer, Art et al. · 1980
This research was published by the KU Center for Research on Learning, formerly known as the University of Kansas Institute for Research in Learning Disabilities.The study found that LD adolescents did not differ significantly from non-LD…
View details →Negative / Null Result ReportOpen access
Tristan G. Pesaresi (6751925), Grayson Breneman Ashby (6751931), Min-Ken Liao (6751934) et al. · 2019
Working memory correct (A), working memory incorrect (B) and reference memory (C) errors over the 12 days of testing are shown between low fat and high fat-fed rats. There were no significant differences between dietary group for any of…
View details →Negative / Null Result ReportOpen access
Christopher D. Green, Gladys M. Batten, Anton F. De Man et al. · 1983
Three studies examined Adler's suggestion that firstborns are past-oriented. The first study of the relationship between birthorder and temporal relatedness and dominance in 37 female undergraduates yielded no significant differences. The…
View details →Negative / Null Result ReportOpen access
Ronald L. Halberg, Michael A. Nelson · 1979
Threshold contrasts for red, green, and achromatic sinusoidal gratings were measured. Spatial frequencies ranged from 0.25 to 15 cycles/deg. No significant differences in contrast thresholds were found among the three grating types. From…
View details →Negative / Null Result ReportOpen access
Ayako Asakura (711890), Takahisa Goto (711892), Takahiro Mihara (789554) · 2015
No significant differences were detected among the groups, but the maximum decreases tended to be smaller in the CHO and ORS groups than in the control group. B. Box plot of the final temperature changes at the end of surgery. No…
View details →Negative / Null Result ReportOpen access
Yuko Yoshimura (283970), Hirotoshi Hiraishi (283977), Mitsuru Kikuchi (140272) et al. · 2015
Two-way ANOVA (treatment × drug) failed to demonstrate any drug or treatment effects, and no significant interaction between these two factors was detected. Therefore, we failed to demonstrate any OT-related effect on…
View details →Negative / Null Result ReportOpen access
SPATERNA, Andrea, MECHELLI A., SANTORO D. et al. · 2008
A case of canine cutaneous sterile pyogranuloma/granuloma syndrome (SPGS) with generalized asymmetrical alopecia and plaques is described. Results from histopathologic examination were suggestive of SPGS and failed to demonstrate any…
View details →Negative / Null Result ReportOpen access
Wood, Joanne M. · 2002
It has been suggested that over 90% of the sensory information for driving is visual. Despite this belief, traditional studies have failed to demonstrate that increased crash rates arise from impaired vision. However, more recent studies…
View details →Replication FailureOpen access
Robert H. Biggerstaff · 1973
The study of the Carabelli trait among 199 monozygotic and dizygotic twin pairs failed to demonstrate a high degree of heritability. Analyses of antimere differences in individuals indicated a lack of mirroring and no sexual dimorphism.…
View details →Negative / Null Result ReportOpen access
Grimaud, Dominique, Berthier, Fréderic, Ichai, Carole et al. · 2009
International audienceOBJECTIVES: Traumatic brain injury (TBI) is still a major cause of mortality and morbidity. Recent trials have failed to demonstrate a beneficial outcome from therapeutic treatments such as corticosteroids,…
View details →Negative / Null Result ReportOpen access
Kliphuis, E. · 1973
Cytologioal investigations within Galium boreale L. showed the occurrence of tetraploids (2n=44) as well as hexaploids (2n=66) in Europe. Comparative morphological studies failed to demonstrate any differences in characters between the two…
View details →Negative / Null Result ReportOpen access
Wanying Xie, Christopher Cheng, Anthony Goh Whatt et al. · 2014
We present a case of a 63-year-old gentleman, who had an initial negative prostate needle biopsy, but persistently elevated prostate-specific antigen levels. An magnetic resonance imaging study of the prostate failed to demonstrate the…
View details →Negative / Null Result ReportOpen access
Dawood, Feroza, Farquharson, Roy G., Turner, M. A. et al. · 2011
Introduction: Multiple trials of immunotherapy for reproductive failure have failed to demonstrate significant benefit. A reason for this may be the lack of a test that selects which women will benefit from treatment. High density of…
View details →Negative / Null Result ReportOpen access
Macleod, Malcolm R.; id_orcid, Donnan, Geoffrey A., Traystman, RJ et al. · 2009
Background and Purpose—As a research community, we have failed to demonstrate that drugs which show substantial efficacy in animal models of cerebral ischemia can also improve outcome in human stroke. Summary of Review—Accumulating…
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