An algorithm is described for the construction of phylogenetic trees. The algorithm is based on the progressive correction of data along the tree construction. For the correction, the average value of the difference between each pair of neighbour elements to the rest of the table is considered.
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http://dx.doi.org/10.1515/znc-1989-3-421 | DOI Listing |
Sci Data
January 2025
Department of Food Science and Human Nutrition, University of Illinois at Urbana-Champaign, Urbana, IL, 61801, USA.
Recurrence of metabolic dysfunction-associated steatotic liver disease (MASLD) after liver transplantation (LT) is a continuing concern. The role of gut microbiome dysbiosis in MASLD initiation and progression has been well established. However, there is a lack of comprehensive gut microbiome shotgun sequence data for patients experiencing MASLD recurrence after LT.
View Article and Find Full Text PDFPlanta
January 2025
Key Laboratory of Chemical Biology of Natural Products, Ministry of Education, School of Pharmaceutical Sciences, Shandong University, Jinan, 250012, Shandong, China.
The evolutionary conservation of type III polyketide synthases (PKS) in Selaginella has been elucidated, and the critical amino acid residues of the anther-specific chalcone synthase-like enzyme (SmASCL) have been identified. Selaginella species are the oldest known vascular plants and a valuable resource for the study of metabolic evolution in land plants. Polyketides, especially flavonoids and sporopollenin precursors, are essential prerequisites for plant land colonization.
View Article and Find Full Text PDFNAR Genom Bioinform
March 2025
Departments of Medicine and Pediatrics, Division of Infectious Diseases and Global Health, University of California San Francisco School of Medicine, 550 16th Street, 4th Floor Mission Hall, San Francisco, CA, 94158, USA.
Whole genome sequencing (WGS) is pivotal for the molecular characterization of ()-the leading bacterial cause of sexually transmitted infections and infectious blindness worldwide. WGS can inform epidemiologic, public health and outbreak investigations of these human-restricted pathogens. However, challenges persist in generating high-quality genomes for downstream analyses given its obligate intracellular nature and difficulty with propagation.
View Article and Find Full Text PDFAdvancements in DNA sequencing technology have facilitated the generation of a vast number of DNA sequences, posing opportunities and challenges for constructing large phylogenetic trees. DNA barcode sequences, particularly COI, represent extensive orthologous sequences suitable for phylogenetic analysis. Phylogenetic placement analysis offers a promising method to integrate COI data into tree-building efforts, yet the impacts of backbone tree completeness and species composition remain under-explored.
View Article and Find Full Text PDFMicrobiol Immunol
January 2025
Department of Bacteriology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan.
Yersinia pseudotuberculosis (Ypt) is a gram-negative bacterium that infects both humans and animals primarily through fecal‒oral transmission. While Ypt causes acute gastroenteritis in humans, an association with Kawasaki disease (KD), a disease that primarily affects infants and young children and causes multisystemic vasculitis, has also been suspected. Although KD represents a significant health concern worldwide, the highest annual incidence rate is reported in Japan.
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