Origin 2021
Origin 2021 is a data analysis and graphing software tool developed by OriginLab. It is designed to handle a wide range of data types and provides users with various data analysis and visualization capabilities.
Lab products found in correlation
354 protocols using origin 2021
Plant Growth and Photosynthetic Responses
Automated Fungal Growth Analysis
Statistical Analysis of Experimental Data
Evaluation of SARS-CoV-2 Antibody Assays
associations between two continuous variables. To compare the sensitivity of the bead-based IgG antibody assay with that of the ELISA, the LOD and LOQ were calculated using a serially diluted anti-SARS-CoV-2 RBD neutralizing antibody (AcroBIOSYSTEMS). For the determination of the LOD and LOQ values, the limit of blank (LOB) was considered. The LOB was calculated by the mean of the blank + 1.645 (standard deviation of the blank), and the LOD was calculated by LOD = 3.3 × σ / S, where S is the slope of the calibration curve, and σ is the standard deviation of the Y-intercept. The LOQ was calculated by LOQ = 10 × σ / S (16 (link)). Standard dilution series obtained for the ELISA and bead-based IgG antibody analysis were used to determine the LOD and LOQ. For linear regression to obtain a calibration curve, data with a range higher than the LOB were analyzed using Origin2021 software (Origin Lab Corporation). All data are expressed as the mean ± SD. For all statistical tests, P-values ≤ 0.05 were considered significant.
Data Analysis and Visualization Tools
Thermal Denaturation Analysis of SARS-CoV-2 in Human Whole Blood
Raman Spectroscopy Analysis of Materials
Membrane Crystal Structure Analysis
where λ is the wavelength of the incident radiation (Cu K-alpha, λ = 1.54056 Å), β is the width of the reflection at a half height (FWHM), θ is the angle of the diffraction, and k = 0.9. The estimation of the FWHM parameter was performed by interpolating the X-ray pattern using a Gauss function (Origin 2021, Origin Lab., Northampton, MA, USA).
Grazing Intensity and Soil Position Effects on Microbial Diversity
Richness = SobsShannon-Wiener index:
Chao1 index: Schao1 = Sobs + n1(n1 − 1)/2(n2 + 1).
Where: Sobs is the OTUs number actually observed; Schao1 is the estimated OTUs number; n1 represents the number of OTUs containing only one sequence; n2 represents the number of OTUs containing only two sequences; ni is the number of sequences contained in the i th OTUs; N represents all the sequence numbers. Besides, spearman correlation analysis was used to assess the relationships between the microbial diversity (i.e., both bacterial and fungal) and soil chemical properties. Data analysis was conducted using SPSS 19.0 (IBM Corp., Armonk, NY, USA), and all figures were prepared using Origin 2021 (OriginLab Corporation, Northampton, MA, USA).
Multivariate Analysis of Metabolite Data
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