Found 203 datasets matching "negative-results".
-
Background Physicians reading the medical literature attempt to determine whether research studies are valid. However, articles with negative results may not provide sufficient...
Search relevance: 182.23 | Views last month: 0 -
Background Prior educational interventions to increase seeking evidence by medical students have been unsuccessful. Methods We report two...
Search relevance: 107.46 | Views last month: 2 -
Positive and negative dreissenid mussel DNA quantitiative PCR results from environmental DNA water samples collected in Montana, Wisconsin and Minnesota to assess if environmental DNA can extend...
Search relevance: 43.07 | Views last month: 0 -
Background Blood group genotyping is increasingly utilized for prenatal diagnosis and after recent transfusions, but still lacks the specificity of serology. In whites, the presence of...
Search relevance: 42.66 | Views last month: 0 -
Covid-19 Daily metrics at the county level As of 6/1/2023, this data set is no longer being updated. The COVID-19 Data Report is posted on the Open Data Portal every day at 3pm. The report uses...
Search relevance: 42.00 | Views last month: 0 -
Background Lipopolysaccharide (endotoxin) from the cell wall of Gram-negative bacteria is a potent trigger for the release of host-derived inflammatory mediators. The relationship...
Search relevance: 41.67 | Views last month: 1 -
State level COVID-19 metrics. As of 6/1/2023 this data set is no longer being updated. The COVID-19 Data Report is posted on the Open Data Portal every day at 3pm. The report uses data from...
Search relevance: 41.51 | Views last month: 0 -
Updated daily between 3:00 pm to 5:00 pm Data are updated daily in the early afternoon and reflect laboratory results reported to the Washington State Department of Health as of midnight the day...
Search relevance: 41.10 | Views last month: 0 -
NOTE: This layer is deprecated (last updated 2/23/2022). This was formerly a weekly update. Summary The cumulative number of COVID-19 serology testing results among Maryland...
Search relevance: 40.96 | Views last month: 0 -
Town Level COVID-19 Data As of 6/1/2023, this data set is no longer being updated. The COVID-19 Data Report is posted on the Open Data Portal every day at 3pm. The report uses data from multiple...
Search relevance: 40.80 | Views last month: 0 -
This data set includes sample information and results for third-party performance assessment samples analyzed for hormones and pharmaceuticals during the same general time period as environmental...
Search relevance: 40.69 | Views last month: 0 -
Bacillus species and B. anthracis presence/absence data were determined in 4,770 soil samples collected across the contiguous United States, in cooperation with the U.S. Environmental Protection...
Search relevance: 40.48 | Views last month: 0 -
Background Pyrazinamide (PZA) is among the first-line drugs for the treatment of tuberculosis. In vitro, it kills semidormant mycobacteria only at low pH. The purpose of this study was...
Search relevance: 39.97 | Views last month: 0 -
As part of the preparation process for the 2021 City of Chicago budget, the City conducted a public survey. The final results are shown in this dataset. For the $1000 Assignment columns,...
Search relevance: 38.31 | Views last month: 0 -
Background Phosphatidylinositol-3,4,5-triphosphate (PtdInsP3) signaling is elevated in many tumors due to loss of the tumor suppressor PTEN, and leads to constitutive activation of Akt,...
Search relevance: 37.96 | Views last month: 0 -
Loricariid catfish of the genus Pterygoplichthys have been introduced in many localities around the world. They are freshwater fishes, but may also use low-salinity habitats such as estuaries for...
Search relevance: 37.66 | Views last month: 0 -
Average profit (million $) and average catch (thousand tonnes) [median and 90 % intervals] by harvest strategy and the proportion of years with negative profit. Results are shown for projections...
Search relevance: 37.55 | Views last month: 0 -
Background The acetamidase of Mycobacterium smegmatis is a highly inducible enzyme. Expression of this enzyme is increased 100-fold when the substrate acetamide is present. The...
Search relevance: 37.48 | Views last month: 0 -
Background Vitamin D has been shown to exert manifold immunomodulatory effects. Type 1 diabetes mellitus (T1DM) is regarded to be immune-mediated and vitamin D prevents the development...
Search relevance: 37.42 | Views last month: 0 -
Git archive containing Python modules and resources used to generate machine-learning models used in the "Applications of Machine Learning Techniques to Geothermal Play Fairway Analysis in the...
Search relevance: 37.14 | Views last month: 1
