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 →DOI: 10.1093/humrep/26.s1.34 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…
View details →DOI: 10.1038/jcbfm.2008.101 Negative / Null Result ReportOpen access
Andersen, Ase Bengaard, Andersen, Peter, Lillebaek, Troels et al. · 2004
A patient with polymyositis developed tuberculosis during immunosuppressive treatment. Tuberculin Skin Test and chest X-ray failed to demonstrate latent tuberculosis, whereas a blood sample that was tested with a modified…
Negative / Null Result ReportOpen access
Marc Fisher, Ulrich Dirnagl, Geoffrey A Donnan et al. · 2020
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…
Negative / Null Result ReportOpen access
Claire L. Gibson (6162488), Philip M. Bath (3111867) · 2015
Two multi-centre phase III clinical trials examining the protective potential of progesterone following traumatic brain injury have recently failed to demonstrate any improvement in outcome. Thus, it is timely to consider how this impacts…
Negative / Null Result ReportOpen access
Claire L. Gibson (6162488), Philip M. Bath (3111867) · 2015
Two multi-centre phase III clinical trials examining the protective potential of progesterone following traumatic brain injury have recently failed to demonstrate any improvement in outcome. Thus, it is timely to consider how this impacts…
Negative / Null Result ReportOpen access
Maternini, M., Von Segesser, L.K., Tozzi, P. et al. · 2006
The incidence of aorto-enteric fistula in the first 5 years after abdominal aortic replacement ranges from 0.3 to 2%. We present a clinical case in which all conventional diagnostic tools failed to demonstrate the aorto-enteric fistula. A…
View details →DOI: 10.1016/j.ejvs.2006.05.011 Negative / Null Result ReportOpen access
M. Santilli, E. Grieco, ROSSETTI, MARCO et al. · 2014
Low high-density lipoprotein cholesterol (HDL-C) levels are associated with cardiovascular (CV) disease in type 2 diabetes (T2D). Unfortunately available drugs to increase HDL-C have failed to demonstrate a reduction in CV risk. We…
View details →DOI: 10.1016/j.diabres.2013.12.061 Negative / Null Result ReportOpen access
Armand J. Gold, Jeanne Q. Barry, Frederick P. Ferguson · 1960
Exposure of dogs to a simulated altitude of 30,000 feet for 30 minutes resulted in marked respiratory alkalosis and hypokalemia. The data failed to demonstrate, however, the appearance of the early transient hyperkalemic response which has…
View details →DOI: 10.1152/jappl.1960.15.1.37 Negative / Null Result ReportOpen access
Yang Fu, Sanfei Peng, Peipei Xue et al. · 2018
AbstractPreclinical data have revealed the inhibitory effect of dasatinib on colon cancer. However, a combination of dasatinib and conventional chemotherapy has failed to show any meaningful outcome in a series of clinical trials. We,…
View details →DOI: 10.1038/s41420-018-0062-5 Negative / Null Result ReportOpen access
Bruno Agustini (7344044) · 2022
This thesis explored factors related to the prevalence, course, and potential consequences of late-life depression. It also investigated the role of aspirin for the management of depression in this population. Results failed to show any…
Negative / Null Result ReportOpen access
Senn, Murray, Doering, Glenna, Embree, Robert A. · 1971
Ss were instructed to learn a list of 10 CVC trigrams by either the conventional serial anticipation method, backward conditioning or forward conditioning. The F ratio failed to show a significant difference between the three experimental…
Negative / Null Result ReportOpen access
Bruno Agustini (7344044) · 2022
This thesis explored factors related to the prevalence, course, and potential consequences of late-life depression. It also investigated the role of aspirin for the management of depression in this population. Results failed to show any…
Negative / Null Result ReportOpen access
Kaupins, Gundars · 1990
The effect of job familiarity on job evaluation ratings was investigated. Data came from a survey of 222 personnel specialists and middle to upper level managers. The results failed to show significant associations between various measures…
View details →DOI: 10.19030/jabr.v6i3.6293 Negative / Null Result ReportOpen access
Botta, Angela, De Carolis, S, Botta, A. et al. · 2015
The best therapy regimen for refractory obstetrical antiphospholipid syndrome remains to be determined. Additional treatments with steroids, plasma exchanges and immunoglobulins failed to show any beneficial effect. We present a case of a…
View details →DOI: 10.1016/j.autrev.2015.04.010 Negative / Null Result ReportOpen access
Wahlsten, Douglas, NC DOCKS at The University of North Carolina at Greensboro · 1968
Cockroaches (Periplaneta americana) learned to passively avoid electric shock in a two-compartment box after a single training trial. However, Ss exposed to CO2 gas immediately after the training trial failed to show retention of the…
Negative / Null Result ReportOpen access
Mosley, T H, Catellier, D, Sharrett, A R et al. · 2009
Cardiovascular risk factors are associated with a higher risk of developing dementia. Studies in older populations, however, have often failed to show this relationship. We assessed the association between cardiovascular risk factors…
View details →DOI: 10.17615/9nxm-j737 Negative / Null Result ReportOpen access
Glosser, G, Fleming, P, Longenecker, G et al. · 1982
Normal aged subjects were given lecithin and placebo for 5 weeks each in a double-blind crossover study. Supraspan tests of memory and learning failed to show any significant changes as a result of these treatments. Addition of a single IV…
Negative / Null Result ReportOpen access
Sami H. Uwaydat, Sunali Goyal · 2017
Background: We report a case of reversal of an acute corneal graft rejection following multiquadrant subtenon triamcinolone injection. Case Presentation: A 19-year-old woman who had acute corneal graft rejection failed to show resolution…
View details →DOI: 10.1159/000477202 Negative / Null Result ReportOpen access
Schellinger, Peter Dieter, Steiner, Thorsten, Köhrmann, Martin et al. · 2019
The optimal treatment strategy for secondary prevention in patients with cryptogenic stroke and patent foramen ovale (PFO) has been a matter of controversy for decades. After three randomized trials failed to show a benefit of closure with…
View details →DOI: 10.5853/jos.2018.03097 Negative / Null Result ReportOpen access
Barriere, Isabelle, Hsin, Lisa, Gonzalez-Gomez, Nayeli et al. · 2017
Studies across many languages (e.g., Dutch, English, Farsi, Spanish, Xhosa) have failed to show early acquisition of subject-verb agreement, while recent studies on French reveal acquisition by 30 months of age. Using a similar procedure…
Negative / Null Result ReportOpen access
Augustus L Baker, Alison Lobo, Timothy Vickery et al. · 2021
We have decided to follow up our experiment with a second experiment. Results from the previous experiment supported that distractor suppression happens in retinotopic space, however we failed to find any significant target suppression…
View details →DOI: 10.17605/osf.io/p82cd Negative / Null Result ReportOpen access
Augustus L Baker, Timothy Vickery, Alison Lobo et al. · 2021
We have decided to follow up our experiment with a second experiment. Results from the previous experiment supported that distractor suppression happens in retinotopic space, however we failed to find any significant target suppression…
View details →DOI: 10.17605/osf.io/fzabv Negative / Null Result ReportOpen access
Stahl, Christoph, Bading, Karoline Corinna · 2023
Recent research has failed to find evidence for “subliminal” evaluative conditioning (EC) in “intentional” learning conditions (Stahl & Bading, 2020; Stahl, Haaf, & Corneille, 2016). In the present research, we tested whether “subliminal”…
View details →DOI: 10.23668/psycharchives.13491 Negative / Null Result ReportOpen access
Sheldon Danziger, Lesley J. Turner, Kristin S. Seefeldt
Although employment among welfare mothers increased substantially following the 1996 welfare reform, some former welfare recipients failed to find stable employment. We review the extent to which low-income mothers are without work and…
View details →DOI: 10.1111/j.1540-6237.2006.00378.x Negative / Null Result ReportOpen access
M. NORBIATO, F. PISETTA, BARBATO, ANGELO · 1986
Abstract Nine children, sensitized to grass pollens, with seasonal rhinitis and mild asthma underwent bronchial challenge with carbachol and EIA test repeatedly either during a pre-seasonal or in seasonal period. We failed to find any…
Negative / Null Result ReportOpen access
Stoll, Richard J. · 1992
The empirical literature on arms races has often failed to find strong evidence of the existence of arms races among "obvious" dyads. In this article it is argued that if we assume that decision makers use simple rules and concentrate on…
View details →DOI: 10.1177/0022002792036002003. Negative / Null Result ReportOpen access
Yükmen Edens, Bakiye · 2018
Survey and excavation in northern Hatay and Smooth Cilicia (Adana and Osmaniye) have largely failed to find Palaeolithic and Aceramic Neolithic sites. The author here reports two seasons of a survey focused specifically on and around…
Negative / Null Result ReportOpen access
Goudy-Trainor, Amanda, Freeman, Patricia W. · 2002
We attempted to correlate echolocation call parameters to a comprehensive array of ear and nose measurements from 12 families of bats. Surprisingly, we failed to find any significant relationships. We did find consistent differences…
Negative / Null Result ReportOpen access
Glen M. Vaught, Andrew Broughton, Paul A. Roodin · 1974
The effects of birth order, sex, and family size were assessed on college students' performance on the rod-and-frame test and locus-of-control scale. No significant effects were obtained except for sex. These data were similar to other…
View details →DOI: 10.2466/pms.1974.39.1.671 