Metabonomic-Transcriptome Integration Analysis on Osteoarthritis and Rheumatoid Arthritis by Ningyang Gao, Li Ding, Jian Pang, Yuxin Zheng, Yuelong Cao, Hongsheng Zhan, Yinyu Shi

“…Then, the principal component analysis (PCA) and linear models were used to reveal DEG-metabolite relations. …”
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Assessment of genetic diversity and phylogenetic relationships in Black Pied cattle in the Novosibirsk Region using microsatellite markers by R. B. Aitnazarov, T. M. Mishakova, N. S. Yudin

“…The population distribution test, principal component analysis, FST and DEST values, cluster analysis, and phylogenetic analysis have revealed two populations genetically distinct from the others. …”
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Effects of nitrogen deposition on soil nitrogen fractions and enzyme activities in wet meadow of the Qinghai-Tibet Plateau by Jiangqi Wu, Haiyan Wang, Guang Li, Nan Chen

“…The nitrogen component content within the surface soil (0–10 cm) under four treatments is more sensitive to N addition, whereas the nitrogen component in the deep soil is relatively stable. Principal component analysis demonstrated that soil aeration and porosity were the primary factors affecting soil N fractions and enzyme activities. …”
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Gas chromatography-mass spectrometry in the taxonomy of Miscanthus by N. M. Slynko, N. V. Burmakina, O. M. Potseluyev, S. Yu. Kapustyanchik, G. Yu. Galitsin, T. N. Goryachkovskaya, L. V. Kuybida, S. V. Shekhovtsov, S. E. Peltek, V. K. Shumny

“…The values of the CPI “oddness index” for the alkane components of the extracts were within 1.55–7.18, with extracts from leaves of the Far Eastern samples characterized by the lower half of this range (1.55–2.74), while extracts from leaves of hybrids fell to the upper half (5.78–7.18). Principal component analysis of extraction profiles allowed us to separate three distinct clusters: M. sinensis, M. sachariflorus, and their hybrids, as well as to verify the origin of one of the natural hybrids. …”
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Computer Vision-Based Fire–Ice Ion Algorithm for Rapid and Nondestructive Authentication of Ziziphi Spinosae Semen and Its Counterfeits by Peng Chen, Xutong Shao, Guangyu Wen, Yaowu Song, Rao Fu, Xiaoyan Xiao, Tulin Lu, Peina Zhou, Qiaosheng Guo, Hongzhuan Shi, Chenghao Fei

“…The fire–ice ion dimensionality reduction algorithm effectively fuses these features, enhancing their differentiation ability. Principal component analysis (PCA) and partial least squares discriminant analysis (PLS-DA) confirmed the algorithm’s effectiveness, with variable importance in projection analysis (VIP analysis) (VIP > 1, <i>p</i> < 0.05) highlighting significant differences, particularly for the fire value, which is a key factor. …”
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Data-Driven Bearing Fault Diagnosis of Microgrid Network Power Device Based on a Stacked Denoising Autoencoder in Deep Learning and Clustering by Fast Search without Data Labels by Fan Xu, Xin Shu, Xin Li, Xiaodi Zhang

“…The root mean square (RMS), kurtosis, Shannon entropy (SHE), approximate entropy (AE), permutation entropy (PE), and principal component analysis (PCA) are also used to construct the HI. …”
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Characterization of Starch Edible Films with Different Essential Oils Addition by Šuput Danijela, Lazić Vera, Pezo Lato, Markov Siniša, Vaštag Žužana, Popović Ljiljana, Radulović Aleksandra, Ostojić Sanja, Zlatanović Snežana, Popović Senka

“…Addition of essential oils resulted in peak shape change: diffraction peaks became narrower. Principal Component Analysis has been used to assess the effect of essential oils addition on final starch-based edible films characteristics with the aim to reveal directions for the film characteristics improvement, since the next phase will be optimal film application for food packaging.…”
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Molecular dynamics simulation of wild and mutant proteasome subunit beta type 8 (PSMB8) protein: Implications for restoration of inflammation in experimental autoimmune encephalomy... by Shamrat Kumar Paul, Md Saddam, Nisat Tabassum, Mahbub Hasan

“…The differences in the protein's overall motion and the atoms' precise location are identified by the principal component analysis, showing that the overall motion and location of the atoms are different. …”
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Mechanistic insights into gut microbe derived siderophores and PHD2 interactions with implications for HIF-1α stabilization by Jainabbi Irshad Ahmed Patel, Jagadeesha Poyya, Apeksha Padakannaya, Namrata Manjunath Kurdekar, Ajay Sathayanarayan Khandagale, Chandrashekhar Gajanan Joshi, Santosh R. Kanade, Kapaettu Satyamoorthy

“…Molecular dynamics simulations confirmed stable ligand interactions with PHD2, highlighting HIS313 and ASP315 as critical for inhibition. Principal Component Analysis (PCA) and Free Energy Landscape (FEL) analyses underscored conformational changes and binding stability, suggesting that these interactions may stabilize PHD2’s active site and have potential therapeutic implications. …”
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Salvia pratensis L. extracts as potential eco-friendly herbicides for sustainable agricultural applications by Daniela Gruľová, Beáta Baranová, Adriana Eliašová, Christelle Brun, Laura De Martino, Lucia Caputo, Janka Poračová, Ľuboš Nastišin, Jozef Fejér, Hazem S. Elshafie, Mária Konečná, Vincenzo De Feo

“…The total phenolic content, total flavonoid content, rosmarinic acid content, as well as the phytotoxic and antioxidant potential of the extracts were evaluated. Principal Component Analysis (PCA) and Hierarchical Cluster Analysis (HCA) were conducted to compare the different extracts. …”
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Estimation of Non-Marine Fractions of Ions in Rainwater at Three Sites of Different Characteristics in Haryana State (India) by Yogender Singh, Ankita Katoch, Sudesh Yadav, Saurabh Dhakad, Umesh Chandra Kulshrestha

“…Source apportionment was carried out using principal component analysis (PCA) which indicated that anthropogenic activities such as coal combustion or industrial emissions were the key sources at the industrial and urban sites. …”
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Women’s satisfaction with the quality of antenatal care services rendered at public health facilities in Northwest Ethiopia: the application of partial proportional odds model by Amanu Aragaw Emiru, GD Alene, Gurmesa Tura Debelew

“…Objectives The study was aimed: (1) to describe the quality of antenatal care (ANC) at public health facilities in Northwest Ethiopia, including dimensions of the structure, process and outcome; and (2) to assess the relationship between ANC satisfaction and structure and process dimension of ANC quality.Design Cross sectional.Setting Healthcare facilities providing ANC services in Northwest Ethiopia.Participants 795 pregnant women attending the antenatal clinics at 15 public health facilities and 41 health workers working for the surveyed facilities.Outcome measures The outcome variable, women’s satisfaction with ANC, was constructed from multiple satisfaction items using principal component analysis on an ordered, categorical and three-point Likert scale. …”
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Analysis of Heavy Metal Pollution in the Water of the Halda River: A Distinctive Breeding Habitat for Carp Fish in Bangladesh by Afsana Kamal, Md. Manzoorul Kibria, Shahadat Hossain, Chowdhury Kaiser Mahmud, Rashmi Roy, Nighat Sultana Resma

“…The Pearson correlation matrix and the principal component analysis (PCA) revealed that the studied metals are connected by their sources, which can be geological or anthropogenic. …”
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Spatiotemporal evolutionary patterns of the hydrochemistry of Jurassic conglomerate aquifers under the influence of curtain walls by Luwang CHEN, Minghui WU, Xiaowei HOU, Yongsheng HU, Miao ZHANG, Xinyue CAI, Xiaoxi YIN, Xiaoping SHI

“…Based on the statistics of conventional hydrochemical composition, Piper diagrams, ion combination proportions, and principal component analysis (PCA), this study explored the impacts of curtain walls on the hydrochemistry of the aquifers and determined the spatiotemporal hydrochemical evolutionary patterns under the influence of the curtain walls. …”
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Supercritical Extraction and Compound Profiling of Diverse Edible Mushroom Species by Slađana Krivošija, Nataša Nastić, Milica Karadžić Banjac, Strahinja Kovačević, Sanja Podunavac-Kuzmanović, Senka Vidović

“…For complete insight into the process and to obtain the value of the extracts, chemometric analysis is provided. Principal component analysis (PCA) and hierarchical cluster analysis (HCA), as well as k-means clustering, showed that <i>Craterellus cornucopioides</i> was distinguished based on the extraction yield results.…”
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The clinical value and most informative threshold of polygenic risk score in the Quebec City Case-Control Asthma Cohort by Martin Pariès, Stéphanie Bougeard, Aida Eslami, Zhonglin Li, Michel Laviolette, Louis-Philippe Boulet, Evelyne Vigneau, Yohan Bossé

“…PRS was derived using LDpred2 and integrated with other asthma phenotypes by means of Principal Component Analysis with Optimal Scaling (PCAOS). PRS was considered using ‘ordinal level of scaling’ to account for non-linear information. …”
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Using a Two-Steps Clustering and PCA Analysis for Stratified Chronic Non-Cancer Pain Care: A Retrospective Cross-Sectional Study by Peiró AM, Barrachina J, Escorial M, Aguado I, Margarit C, Grimby-Ekman A

“…A retrospective study was developed (n = 120) following the stratified analysis.Results: From a principal component analysis, cut-off points were defined to discriminate between the six clusters and three groups of different pain intervention requirements. …”
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Comparative Oil Composition Study of the Endemic Moroccan Olive (Olea europaea subsp. maroccana) and Wild Olive (var. Sylvestris) in Central West Morocco by Sara Elgadi, Ahmed Ouhammou, Hamza Zine, Nadia Maata, Rachid Ait Babahmad, Abderraouf El Antari

“…Analysis of variance and principal component analysis (PCA) of the chemical composition highlighted a significant difference between the quantitative and qualitative properties of their oil. …”
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Assessing Pollution with Heavy Metals and Its Impact on Population Health by Youssef Saliba, Alina Bărbulescu

“…In this study, Principal Component Analysis (PCA), Factor Analysis (FA), and t-distributed Stochastic Neighbor Embedding (t-SNE) were utilized for dimensionality reduction and clustering of data series containing the concentration of 10 heavy metals collected at 14 locations. …”
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Improvement in the prediction power of an astrocyte genome-scale metabolic model using multi-omic data by Andrea Angarita-Rodríguez, Andrea Angarita-Rodríguez, Andrea Angarita-Rodríguez, Nicolás Mendoza-Mejía, Nicolás Mendoza-Mejía, Janneth González, Jason Papin, Jason Papin, Jason Papin, Andrés Felipe Aristizábal, Andrés Pinzón

“…This independent approach, however, introduces uncertainties and inaccuracies.MethodsTo address these challenges, we applied a principal component analysis (PCA)-based approach to integrate transcriptome and proteome data. …”
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