Colour specification and matching are important tasks used in a number of different industries. However, current methods can employ very complicated, elaborate pieces of laboratory equipment which are not portable, such as spectrophotometers with combinations of calibrated light sources and a large number of narrow band filters. Simpler, portable devices are typically not sophisticated enough to give a high degree of quality control due to the less sophisticated light sources and the necessarily smaller number of filters employed. Lastly, techniques such as the 'match by eye' method can lead to deceptive metameric matches. This paper outlines the beginning of the development of a colour measurement system which is portable, easy to use, and more accurate than other portable devices by virtue of an artificial neural network used to analyze the data. With specialized training of the neural network, it could even be used in applications such as teeth and skin colour measurements.
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http://dx.doi.org/10.1007/s004220050485 | DOI Listing |
Front Pharmacol
January 2025
Faculty of Pharmacy, Institute of Medical, Pharmaceutical and Health Sciences, Kanazawa University, Kanazawa, Japan.
Natural pigments, or natural colorants, are frequently utilized in the food industry due to their diverse functional and nutritional attributes. Beyond their color properties, these pigments possess several biological activities, including antioxidant, anti-inflammatory, anticancer, antibacterial, and neuroprotective effects, as well as benefits for eye health. This review aims to provide a timely overview of the potential of natural pigments in the pharmaceutical, medical, and food industries.
View Article and Find Full Text PDFCurr Res Microb Sci
December 2024
Departamento de Producción Agrícola y Animal, Universidad Autónoma Metropolitana-Xochimilco, Mexico City, Mexico.
This paper reflects on the use of microbial genetic resources in the context of agricultural systems. The benefits of harnessing the diversity of these resources in any agricultural system are highlighted, as well as the importance of knowing and preserving native agrobiodiversity, which is deemed an essential resource for Latin America. In this region, harmful effects of irrational use of agrochemicals and monocultures on the environment, economy, and health have been brought to light.
View Article and Find Full Text PDFBioTechnologia (Pozn)
December 2024
Department of Biology, Eskişehir Technical University (ESTU), Tepebaşı/Eskişehir, Türkiye.
Background: The present study investigated the antioxidant, antimicrobial, and partial enzymatic properties of 52 thermophilic cyanobacteria isolates .
Materials And Methods: The DPPH scavenging method was applied to test the antioxidant potential of isolates' methanol extracts. Agar block diffusion and agar well diffusion methods were used to evaluate the antimicrobial activity and measured in milimeters.
Front Cell Infect Microbiol
January 2025
Department of Clinical Pharmacy, Children's Hospital of Fudan University, National Children's Medical Center, Shanghai, China.
Background: Sepsis is a major cause of mortality in intensive care units (ICUs) and continues to pose a significant global health challenge, with sepsis-related deaths contributing substantially to the overall burden on healthcare systems worldwide. The primary objective was to construct and evaluate a machine learning (ML) model for forecasting 28-day all-cause mortality among ICU sepsis patients.
Methods: Data for the study was sourced from the eICU Collaborative Research Database (eICU-CRD) (version 2.
Surg Pract Sci
December 2023
Division of Plastic and Reconstructive Surgery, Icahn School of Medicine at Mount, Sinai, New York, NY, USA.
Background: Hand surgery is a competitive fellowship that draws applicants from orthopedic, plastic, and general surgery. In 2010, recommendations from the American Academy of Orthopaedic Surgeons (AAOS) Board of Specialty Societies Match Oversight Committee and the American Society of Plastic Surgeons (ASPS) Plastic Surgery Workforce Task Force led to significant reforms to their respective workforces and training. This study characterizes trends in hand fellowship applicants and programs since these recommendations (2010-2023).
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