keyword
https://read.qxmd.com/read/38730973/a-study-on-the-materials-used-in-ancient-wooden-architectural-paintings-at-dazhong-gate-in-confucius-temple-qufu-shandong-china
#1
JOURNAL ARTICLE
Kuiju Li, Kezhu Han, Gele Teri, Yuxiao Tian, Menglei Cui, Yunpeng Qi, Yuhu Li
This study analyzes the pigments and binders used in the painted wooden structure of DaZhong Gate in the Confucius Temple in Qufu, Shandong Province, China. Five samples were collected from the building and analyzed using techniques such as polarized light microscopy (PLM), energy-dispersive X-ray spectroscopy (EDX), micro-Raman spectroscopy (m-RS), and Fourier-transform infrared spectroscopy (FT-IR). The findings reveal that the red, yellow, green, and blue pigments are identified as lead red, lead chromate yellow, emerald green, and ultramarine, respectively...
May 6, 2024: Materials
https://read.qxmd.com/read/38729674/hox-genes-and-patterning-the-vertebrate-body
#2
REVIEW
Deneen M Wellik
The diversity of vertebrate body plans is dizzying, yet stunning for the many things they have in common. Vertebrates have inhabited virtually every part of the earth from its coldest to warmest climates. They locomote by swimming, flying, walking, slithering, or climbing, or combinations of these behaviors. And they exist in many different sizes, from the smallest of frogs, fish and lizards to giraffes, elephants, and blue whales. Despite these differences, vertebrates follow a remarkably similar blueprint for the establishment of their body plan...
2024: Current Topics in Developmental Biology
https://read.qxmd.com/read/38729032/insights-into-the-mechanism-of-color-formation-of-the-freshwater-prawn-macrobrachium-rosenbergii-revealed-by-de-novo-assembly-transcriptome-analysis
#3
JOURNAL ARTICLE
Junhui Liu, Qifeng Lu, Yong Wei, Xingqian Zhang, Li Lin, Qingqing Li
Body color is an important visual indicator of crustacean quality and plays a major role in consumer acceptability, perceived quality, and the market price of crustaceans. The freshwater prawn (Macrobrachium rosenbergii) has two distinct phenotypic variations, characterized by dark blue and light yellow body colors. However, the underlying mechanisms regulating the body color of M. rosenbergii remain unclear. In this study, the composition of shell color parameters and pigment cells of raw and cooked dark blue and light yellow M...
April 19, 2024: Comparative Biochemistry and Physiology. Part D, Genomics & Proteomics
https://read.qxmd.com/read/38723465/development-of-a-ratiometric-fluorescent-probe-for-the-detection-of-peroxynitrite
#4
JOURNAL ARTICLE
Ningning Sun, Yijin Cai, Haijun Yan, Wenge Yang, Yonghong Hu
Peroxynitrite is one of the important reactive oxygen species in the human body and is closely related to the physiological and pathological processes of many diseases. Therefore, the development of probes to detect peroxynitrite is important for diagnostic and pathologic studies of many diseases. In this work, a ratiometric probe was designed using benzopyran as the recognition site, and the sensitivity and selectivity of the probe were tuned by modification of substituents on benzopyran. Upon reaction with peroxynitrite, the color of the solution changes to the naked eye (from blue to yellow), and the fluorescence changes from red to blue...
May 3, 2024: Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy
https://read.qxmd.com/read/38723383/exploring-the-metabolic-implications-of-blue-light-exposure-during-daytime-in-rats
#5
JOURNAL ARTICLE
Jingjing Nian, Wenning Lan, Ziran Wang, Xiaojing Zhang, Hong Yao, Fangrong Zhang
Excessive exposure to light is a global issue. Artificial light pollution has been shown to disrupt the body's natural circadian rhythm. To investigate the impacts of light on metabolism, we studied Sprague-Dawley rats chronically exposed to red or blue light during daytime or nighttime. Rats in the experimental group were exposed to extended light for 4 hours during daytime or nighttime to simulate the effects of excessive light usage. Strikingly, we found systemic metabolic alterations only induced by blue light during daytime...
May 8, 2024: Ecotoxicology and Environmental Safety
https://read.qxmd.com/read/38722408/impact-of-dichromatic-lighted-incubation-on-hatching-result-and-post-hatch-performance-of-broiler-chickens
#6
JOURNAL ARTICLE
Muhammad Faisal Riaz, Athar Mahmud, Jibran Hussain, Saima
This study was planned to evaluate the impact of dichromatic lights during incubation on the hatching and post-hatch performance of broiler chickens. A total of 500 eggs of broiler breeder (Ross 308; Age 44 weeks) were evenly divided according to a completely randomized design into 4 treatments having 5 replicates and 25 eggs each. Treatments consisted of dichromatic lights Blue + Red (BR), Green + Red (GR) and Green + Blue (GB) provided at an intensity of 250 lx for 12 h a day along with a Dark (D) environment...
May 9, 2024: Tropical Animal Health and Production
https://read.qxmd.com/read/38719477/-car-and-ppar%C3%AE-do-not-perform-liquid-liquid-phase-separation-in-cells
#7
JOURNAL ARTICLE
Pengfei Zhao, Shicheng Fan, Yanying Zhou, Min Huang, Yue Gao, Huichang Bi
Constitutive androstane receptor (CAR) and peroxisome proliferator-activated receptor α (PPARα) are members of the nuclear receptor superfamily, which regulates various physiological and pathological processes. Phase separation is a dynamic biophysical process that biomacromolecules form liquid-like condensates, which have been identified as a contributor to many cellular functions, such as signal transduction and transcription regulation. However, the possibility of phase separation for CAR and PPARα remains unknown...
May 6, 2024: Journal of Pharmacology and Experimental Therapeutics
https://read.qxmd.com/read/38718652/a-ratiometric-fluorescent-probe-with-dual-targeting-capability-for-heat-shock-imaging
#8
JOURNAL ARTICLE
Ting Cao, Zhongsheng Xu, Wenhua Dong, Hong Ma, Zhefeng Fan, Yun Liu
HSO3 - is an important reactive sulfur species that maintains the normal physiological activities of living organisms and participates in a variety of redox homeostatic processes. It has been found that changes in HSO3 - levels is closely related to the heat stroke phenomenon of the organism. Heat stroke causes damage to normal cells, which in turn causes damage to the body and even death. It is crucial to accurately monitor and track the physiological behavior of HSO3 - during heat stroke. Herein, a ratiometric multifunctional fluorescent probe DRM-SO2 with dual-targeting ability to rapidly and precisely recognize HSO3 - being constructed based on the FRET mechanism...
May 5, 2024: Talanta
https://read.qxmd.com/read/38718634/all-printed-wearable-biosensor-based-on-mwcnt-iron-oxide-nanocomposite-ink-for-physiological-level-detection-of-glucose-in-human-sweat
#9
JOURNAL ARTICLE
Chandradas Shamili, Adarsh Sivan Pillai, S Saisree, Achu Chandran, Manoj Raama Varma, Surendran Kuzhichalil Peethambharan
Wearable sensors for sweat glucose monitoring are gaining massive interest as a patient-friendly and non-invasive way to manage diabetes. The present work offers an alternative on-body method employing an all-printed flexible electrochemical sensor to quantify the amount of glucose in human sweat. The working electrode of the glucose sensor was printed using a custom-formulated ink containing multi-walled carbon nanotube (MWCNT), poly (3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOPT: PSS), and iron (II, III) oxide (Fe3 O4 ) nanoparticles...
May 4, 2024: Biosensors & Bioelectronics
https://read.qxmd.com/read/38715866/carney-complex-a-case-report-of-bilateral-breast-myxoid-fibroadenomas
#10
Demetris Savva, Andreas Vassiliou, Elena Theophanous, Marios Loizou, Anneza Yiallourou
Carney complex is a rare autosomal dominant familiar multiple neoplasia syndrome combined with cardiocutaneous manifestations. Our report describes a Carney complex case with bilateral myxoid fibroadenomas that led to a bilateral mastectomy. An 18-year-old female patient presented at our clinic with complaints of multiple palpable lumps in her breasts bilaterally. On physical examination the patient had also multiple pigmented lentiginous lesions on her face, body and her sclerae, blue nevi on her trunk and upper extremities and a round moon-shaped face...
2024: Case Reports in Plastic Surgery & Hand Surgery
https://read.qxmd.com/read/38714008/nanostructured-rhodamine-b-aluminosilicate-extracted-sugarcane-bagasse-modified-with-tobacco-derived-carbon-quantum-dot-as-ratiometric-fluorescence-probe-for-determination-of-tetracycline
#11
JOURNAL ARTICLE
Fatemeh Amiripour, Shahram Ghasemi, Mohammad Javad Chaichi
Tetracycline (TC), as a widely used antibiotic, is very useful in treating bacterial infections. However, its residues in animal foodstuffs can enter the human body through the food cycle and causes severe and chronic diseases. On the other hand, due to its weak non-biodegradability, it is considered a threat to the environment. In this regard, the development of sensing methods to detect and measure TC is need of the hour. Herein, a dual-emission fluorescence sensor based on porous aluminosilicate structure (ASS) with rough surface hexagonal shape morphology and pore diameter less than 2 nm was prepared...
April 26, 2024: Talanta
https://read.qxmd.com/read/38713899/linking-childhood-cultural-health-capital-factors-with-adult-health-literacy
#12
JOURNAL ARTICLE
Sasha A Fleary
Adult health outcomes are linked to childhood factors such as socioeconomic status via cultural health capital (CHC). Specifically, these factors shape opportunities for developing skills for navigating health environments via experience and the intergenerational transfer of health-related knowledge and skills. Health literacy (HL) is considered a part of and/or result of CHC. HL develops similarly to CHC via opportunities and experiences. Most research to date has ignored the effect of childhood factors on adult HL...
April 2024: Health Literacy Research and Practice
https://read.qxmd.com/read/38709449/governance-hurdles-for-expansion-of-low-trophic-mariculture-production-in-sweden
#13
JOURNAL ARTICLE
Frida Franzén, Åsa Strand, Johanna Stadmark, Ida Ingmansson, Jean-Baptiste E Thomas, Tore Söderqvist, Rajib Sinha, Fredrik Gröndahl, Linus Hasselström
The study examines the governance of low trophic species mariculture (LTM) using Sweden as a case study. LTM, involving species such as seaweeds and mollusks, offers ecosystem services and nutritious foods. Despite its potential to contribute to blue growth and Sustainable Development Goals, LTM development in the EU and OECD countries has stagnated. A framework for mapping governance elements (institutions, structures, and processes) and analyzing governance objective (effective, equitable, responsive, and robust) was combined with surveys addressed to the private entrepreneurs in the sector...
May 6, 2024: Ambio
https://read.qxmd.com/read/38709413/safe-and-sustainable-fish-and-seafood-system-and-per-and-poly-fluorinated-substances-occurrence-the-role-of-pfas-toxicity-in-the-assessment
#14
JOURNAL ARTICLE
Gianfranco Brambilla
Fish and seafood are valuable sources of both nutrients and organic contaminants. The expansion of the analytical per- and polyfluoroalkyl substances (PFAS) panel with toxicological characterisation necessitates an update of PFAS intake assessment and management within the context of cumulative exposure. Benthic and demersal seafood, such as clams, squid, and cuttlefish, are more prone to contamination with C9-C14 perfluorocarboxylic acids, exhibiting the highest relative potency factors in terms of immunotoxicity, according to the grid recently proposed by the European Commission Scientific Committee on Health, Environment, and Emerging Risk...
May 6, 2024: Environmental Science and Pollution Research International
https://read.qxmd.com/read/38705443/gelsenicine-disrupted-the-intestinal-barrier-of-caenorhabditis-elegans
#15
JOURNAL ARTICLE
Zekai Wu, Jian Zhang, Yajiao Wu, Mengting Chen, Hong Hu, Xinyue Gao, Chutao Li, Maodong Li, Youbo Zhang, Xiaohuang Lin, Qiaomei Yang, Li Chen, Kunqi Chen, Lifeng Zheng, An Zhu
Gelsemium elegans Benth. (G. elegans) is a traditional medicinal herb that has anti-inflammatory, analgesic, sedative, and detumescence effects. However, it can also cause intestinal side effects such as abdominal pain and diarrhea. The toxicological mechanisms of gelsenicine are still unclear. The objective of this study was to assess enterotoxicity induced by gelsenicine in the nematodes Caenorhabditis elegans (C. elegans). The nematodes were treated with gelsenicine, and subsequently their growth, development, and locomotion behavior were evaluated...
May 3, 2024: Chemico-biological Interactions
https://read.qxmd.com/read/38701453/high-density-loading-and-collisional-loss-of-laser-cooled-molecules-in-an-optical-trap
#16
JOURNAL ARTICLE
Varun Jorapur, Thomas K Langin, Qian Wang, Geoffrey Zheng, David DeMille
We report optical trapping of laser-cooled molecules at sufficient density to observe molecule-molecule collisions for the first time in a bulk gas. SrF molecules from a red-detuned magneto-optical trap (MOT) are compressed and cooled in a blue-detuned MOT. Roughly 30% of these molecules are loaded into an optical dipole trap with peak number density n_{0}≈3×10^{10}  cm^{-3} and temperature T≈40  μK. We observe two-body loss with rate coefficient β=2...
April 19, 2024: Physical Review Letters
https://read.qxmd.com/read/38688040/synergistic-photogeneration-of-nitric-oxide-and-singlet-oxygen-by-nanofiber-membranes-via-blue-and-or-red-light-irradiation-strong-antibacterial-action
#17
JOURNAL ARTICLE
Vojtěch Liška, Robert Willimetz, Pavel Kubát, Petra Křtěnová, Robert Gyepes, Jiří Mosinger
New functionalities were added to biocompatible polycaprolactone nanofiber materials through the co-encapsulation of chlorin e6 trimethyl ester (Ce6) photogenerating singlet oxygen and absorbing light both in the blue and red regions, and using 4-(N-(aminopropyl)-3-(trifluoromethyl)-4-nitrobenzenamine)-7-nitrobenzofurazan, NO-photodonor (NOP), absorbing light in the blue region of visible light. Time-resolved and steady-state luminescence, as well as absorption spectroscopy, were used to monitor both photoactive compounds...
April 7, 2024: Journal of Photochemistry and Photobiology. B, Biology
https://read.qxmd.com/read/38681183/is-the-threatened-land-crab-cardisoma-guanhumi-conquering-human-dominated-systems
#18
JOURNAL ARTICLE
José M Riascos, Levy D Obonaga, Jhostin Ramos
Land use changes are heralded as a major driver of biodiversity loss. However, recent findings show that cities, perhaps the most radical habitat transformation, sustain increasing numbers of threatened species. This emerging trend has been mostly chronicled for vertebrates from landlocked cities, although loss of biodiversity and rates or urbanization are higher in coastal marine systems. To advance our understanding on how threatened species may conquer human-dominated systems, we studied the threatened edible crab Cardisoma guanhumi and assessed how it is proliferating in croplands and urban systems at different spatial scales and whether populations show consequences of long-term exploitation...
April 2024: Ecology and Evolution
https://read.qxmd.com/read/38680810/body-weight-prediction-of-belgian-blue-crossbred-using-random-forest
#19
JOURNAL ARTICLE
Lisa Praharani, Chalid Talib, Diana Andrianita Kusumaningrum, Yeni Widiawati, Santiananda Arta Asmarasari, Supardi Rusdiana, Zultinur Muttaqin, Ria Sari Gail Sianturi, Elizabeth Wina, Endang Sopian, Aqdi Faturahman Arrazy, Umi Adiati, Ferdy Saputra
OBJECTIVE: The aim of this study was to predict the body weight (BW) of a Belgian Blue X Friesian Holstein (BB X FH) crossbred in Indonesia based on morphometrics using random forest. MATERIALS AND METHODS: A total of 26 BB X FH crossbreds were observed for BW, chest weight (CW), body length (BL), hip height (HH), wither height (WH), and chest girth (CG) from 0, 30, 60, 90, 120, 150, 180, 210, 240, 270, and 300 days of age. Stepwise regression and random forest were performed using R 3...
March 2024: Journal of Advanced Veterinary and Animal Research
https://read.qxmd.com/read/38679248/lignin-derived-carbon-quantum-dot-pva-films-for-totally-blocking-uv-and-high-energy-blue-light
#20
JOURNAL ARTICLE
Seok Won Park, So Hui Im, Woo Tae Hong, Hyun Kyoung Yang, Yun Kyung Jung
Excessive exposure to UV and high-energy blue light (HEBL) can cause fatal eye and skin injuries. As a result, it is crucial to protect our bodies from UV and HEBL radiation. To achieve complete blocking of UV and HEBL, we developed a lignin-derived carbon quantum dot (L-CQD)/polyvinyl alcohol (PVA) film. L-CQD was synthesized from lignin, a waste woody biomass, and then blended with a PVA matrix to create a flexible L-CQD/PVA film. Thanks to simultaneous UV and HEBL absorption characteristics and bright color of L-CQD, the PVA film with 0...
April 26, 2024: International Journal of Biological Macromolecules
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