Article
Environmental Sciences
Anetta Hanc, Alwyn R. Fernandes, Jerzy Falandysz, Ji Zhang
Summary: The study investigated the mercury and selenium content in different developmental stages of Amanita muscaria mushrooms, finding that the concentrations of these elements may be related to growth demands, with selenium levels significantly higher than mercury. This research may be significant for those who consume Amanita muscaria mushrooms, given selenium's role in mitigating mercury toxicity.
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH
(2021)
Article
Pharmacology & Pharmacy
Ashley Wagner, Marcus Pehar, Zhimin Yan, Marianna Kulka
Summary: Recent interest in mushrooms and their components as potential therapies for mental health has led to the need for a better understanding of their effects on the brain's cellular microenvironment. This study investigated the effects of Amanita muscaria extract on human microglial cell line expression and inflammatory responses. The extract was found to upregulate the expression of certain surface receptors and alter the production of inflammatory cytokines.
FRONTIERS IN PHARMACOLOGY
(2023)
Article
Environmental Sciences
Michal Ordak, Aleksandra Galazka, Tadeusz Nasierowski, Elzbieta Muszynska, Magdalena Bujalska-Zadrozny
Summary: In recent months, there has been a new trend of consuming Amanita muscaria. The aim of this study was to investigate the reasons, forms, and adverse symptoms associated with its consumption. Through analyzing 5600 comments, a total of 684 people were included in the study, and their purposes, forms, and symptoms were examined. The findings showed that the gender of the subjects influenced the parameters analyzed, with differences in purpose, form, and side effects observed between men and women.
Article
Chemistry, Multidisciplinary
Douglas M. M. Soares, Leticia C. P. Goncalves, Caroline O. Machado, Larissa C. Esteves, Cassius Stevani, Carla C. Oliveira, Felipe A. Dorr, Ernani Pinto, Flavia M. M. Adachi, Carlos T. Hotta, Erick L. Bastos
Summary: The study found that the previously inferred dodA coding sequence is not suitable for the heterologous expression of AmDODA from Amanita muscaria, but successfully expressed an active enzyme by reannotating the full-length coding sequence. Furthermore, deep learning algorithms were used to analyze AmDODA and other isozymes from bacteria, inferring their putative active sites.
Article
Biochemical Research Methods
Charlotte E. Bopp, Jakov Bolotin, Sarah G. Pati, Thomas B. Hofstetter
Summary: Monitoring stable oxygen isotope ratios provides insights into fundamental processes in bio(geo)chemistry and environmental sciences. However, interference from argon can lead to overestimation of oxygen isotope signatures, requiring instrumental modifications and post-measurement corrections.
ANALYTICAL AND BIOANALYTICAL CHEMISTRY
(2022)
Article
Environmental Sciences
Fabiola Guido-Garcia, Fuminori Sakamoto, Karine David, Naofumi Kozai, Bernd Grambow
Summary: The study revealed that Cs accumulation in Shiitake is non-specific, while also accumulating the essential element K. The concentration ratio of Cs/K remains constant in different parts of the fruit body. Most accumulated Cs leaches out quickly from the fruit body with exposure to water, and the leached Cs is largely adsorbable on clay minerals.
Article
Chemistry, Analytical
Elliott P. Mueller, Alex L. Sessions, Peter E. Sauer, Gabriella M. Weiss, John M. Eiler
Summary: Stable hydrogen isotope compositions have been a useful tool for studying biogeochemical processes in nature, with a new technique using Orbitrap mass spectrometry demonstrated in this study for measuring the δ H-2 of biomolecules like acetate. This approach, utilizing electrospray ionization (ESI)-Orbitrap MS, allows for high precision and sensitivity in analyzing acetate and potentially other molecules amenable to ESI, expanding the scope of hydrogen isotope biogeochemistry research.
ANALYTICAL CHEMISTRY
(2022)
Article
Horticulture
A. Sergio Serrano, Jesus Martinez-Gascuena, Gonzalo L. Alonso, Cristina Cebrian-Tarancon, M. Dolores Carmona, Adela Mena Morales, Juan L. Chacon-Vozmediano
Summary: The global viticulture industry is facing water scarcity due to climate change. Identifying grape varieties that can produce high-quality grapes and maintain good yields under drought conditions is crucial for ensuring the sustainability of the wine sector.
Article
Public, Environmental & Occupational Health
Ethan M. Meisel, Brent Morgan, Michael Schwartz, Ziad Kazzi, Huseyin Cetin, Aynur Sahin
Summary: Ingesting Amanita muscaria mushrooms can lead to temporary excitation and depression of the central nervous system. We presented two cases, one resulting in fatality and the other making a full recovery. Understanding the effects of the main components, ibotenic acid and muscimol, on the brain can help predict outcomes, and several high-risk features were identified.
WILDERNESS & ENVIRONMENTAL MEDICINE
(2022)
Article
Spectroscopy
Manjeet Singh, Arnab Sarkar
Summary: The study utilized laser induced breakdown spectroscopy for determining oxygen to metal ratio in vanadium oxides and uranium oxides samples, with calculations based on emission lines and correlation factors. The results showed approximately 5% accuracy and precision in O/M measurements of metal oxides samples using LIBS technique.
SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY
(2021)
Article
Environmental Sciences
Hiroto Kawashima, Otoha Yoshida, Khaled Shaifullah Joy, Rasel Ahammed Raju, Kazi Naimul Islam, Farah Jeba, Abdus Salam
Summary: In this study, PM2.5 samples were collected in Dhaka, Bangladesh, and the concentration of ammonia was analyzed. The results showed that the ammonia levels in PM2.5 were exceptionally high in Dhaka, primarily from non-agricultural sources such as NH3 slip and fossil fuel combustion.
SCIENCE OF THE TOTAL ENVIRONMENT
(2022)
Article
Agronomy
A. Sergio Serrano, Jesus Martinez-Gascuena, Gonzalo L. Alonso, Cristina Cebrian-Tarancon, M. Dolores Carmona, Adela Mena, Juan L. Chacon-Vozmediano
Summary: Drought is a significant factor affecting plants, and this study focused on assessing the drought response of 13 red grape cultivars using agronomic indicators. The results showed significant variability among cultivars, with some maintaining high yields and must quality under drought conditions while others showing high water use efficiency but low yield and quality. Understanding which cultivars perform well under drought conditions is crucial for reducing water irrigation reliance and maintaining vineyard sustainability.
Review
Nutrition & Dietetics
R. J. Scott Lacombe, Richard P. Bazinet
Summary: Differences in carbon assimilation pathways among plants lead to variations in carbon isotope ratios in foods and animal products, which have been underappreciated in nutrition. Recent studies have shown that carbon isotope ratio analysis can serve as an effective tool for evaluating nutritional biomarker status, not only for sugar and animal protein intake, but also for studying fatty acid metabolism.
Article
Instruments & Instrumentation
M. Yoshinuma, K. Ida, K. Yamasaki, J. Chen, I. Murakami
Summary: A BCXS system using a grism spectrometer was utilized to measure the D fraction profile in deuterium and hydrogen plasma, fitting the observed spectra with four Gaussian functions. The plasma flow velocity and ion temperature profile were measured to estimate the wavelength shift of hot components, increasing the sensitivity of evaluated D fraction on velocity and allowing clear observation of differences with D pellet and H pellet injection.
REVIEW OF SCIENTIFIC INSTRUMENTS
(2021)
Article
Materials Science, Multidisciplinary
Jungho Heo, Yumin Lee, Hyunsik Park, Joo Hyun Park
Summary: Investigation on the thermodynamic behavior of vanadium oxide in molten ilmenite smelting slag revealed that the distribution ratio of vanadium increases with F/T ratio and decreases with A/(S+A) ratio. Additionally, the behavior of vanadium oxide suggests it acts as an acidic component in the system.
JOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T
(2021)
Article
Chemistry, Analytical
Dmitry Malinovsky, Nikolay A. Kashulin
ANALYTICAL METHODS
(2018)
Article
Chemistry, Analytical
John Entwisle, Dmitriy Malinovsky, Philip J. H. Dunn, Heidi Goenaga-Infante
JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY
(2018)
Article
Engineering, Environmental
Hans Fredrik Veiteberg Braaten, Staffan Akerblom, Kimmo K. Kahilainen, Martti Rask, Jussi Vuorenmaa, Jaakko Mannio, Tommi Malinen, Espen Lidersen, Amanda E. Poste, Per-Arne Arnundsen, Nicholas Kashulin, Tatiana Kashulina, Petr Terentyev, Guttorm Christensen, Heleen A. de Wit
ENVIRONMENTAL SCIENCE & TECHNOLOGY
(2019)
Article
Geochemistry & Geophysics
Jochen Vogl, Yong-Hyeon Yim, Kyoung-Seok Lee, Heidi Goenaga-Infante, Dmitriy Malinovskiy, Sarah Hill, Tongxiang Ren, Jun Wang, Robert D. Vocke, Karen E. Murphy, Naoko Nonose, Olaf Rienitz, Janine Noordmann
GEOSTANDARDS AND GEOANALYTICAL RESEARCH
(2019)
Article
Marine & Freshwater Biology
E. M. Zubova, N. A. Kashulin, P. M. Terentjev, S. A. Valkova, A. A. Cherepanov, S. V. Postnova
INLAND WATER BIOLOGY
(2018)
Article
Ecology
A. S. Pavlova, N. A. Kashulin, D. B. Denisov, P. M. Terentev, T. G. Kashulina, V. A. Dauval'ter
CONTEMPORARY PROBLEMS OF ECOLOGY
(2019)
Article
Biochemical Research Methods
Philip J. H. Dunn, Dmitry Malinovsky, Eli Achtar, Cailean Clarkson, Heidi Goenaga-Infante
ANALYTICAL AND BIOANALYTICAL CHEMISTRY
(2019)
Article
Biochemical Research Methods
Philip J. H. Dunn, Dmitry Malinovsky, Gill Holcombe, Simon Cowen, Heidi Goenaga-Infante
Summary: In-house reference materials are crucial for light element stable isotope analysis. This article provides guidance on production of in-house RMs, distilled from the experience of producing certified reference materials, covering planning, material considerations, measurements, value assignment, and monitoring. RMs prepared following this guidance can ensure traceability and quality control in measurement results.
RAPID COMMUNICATIONS IN MASS SPECTROMETRY
(2021)
Article
Biodiversity Conservation
Elena Zubova, Nikolay Kashulin, Petr Terentyev, Alexey Melekhin, Roman Konstantinovich Fedorov, Sergei Shalygin
Summary: A solid background in knowledge about the distribution of organisms is crucial in biological sciences, and digital storage facilities like GBIF play a key role in preserving important data. The dataset presented here describes the investigation of fish fauna in the inland waters of the Murmansk Region, providing valuable insights into the distribution of fish species.
BIODIVERSITY DATA JOURNAL
(2021)
Article
Limnology
E. M. Zubova, N. A. Kashulin, P. M. Terentyev, D. B. Denisov, S. A. Valkova, A. A. Cherepanov, S. V. Postnova, A. V. Melekhin
Summary: European whitefish is a highly polymorphic species, and the shape and number of gill rakers are important adaptive traits. Our study in the Murmansk region revealed two morphs of whitefish: sparsely rakered and medium rakered. These morphs have different foraging morphology and diet divergence.
Article
Ecology
Elena M. Zubova, Nikolay A. Kashulin, Petr M. Terentjev, Alexey Melekhin
Summary: This study investigates the diversity and distribution of whitefish morphs in different lakes and watercourses in the Murmansk region. Two morphs, sparsely rakered and medium rakered, were found in the region. The study also reveals the presence of relatively long and short rakered whitefish morphs in the studied population. Additionally, some lakes showed the formation of ecological morphs with different growth patterns.
POLISH POLAR RESEARCH
(2022)
Article
Environmental Sciences
Nikolay Kashulin, Tatiana Kashulina, Alexander Bekkelund
Summary: The harmful algal blooms (HABs) in arctic lakes are recent phenomena, with blooms in Lake Imandra occurring outside of optimal Redfield ratios and having a nonlinear association with phosphorus (P) concentrations. Recent summer blooms in this lake were found to be simultaneous occurrences of a diatom and cyanobacteria. Genetic mechanisms may underlie this simultaneous blooming, leading to further development and dispersal of HABs in Lake Imandra.
Article
Chemistry, Analytical
D. Malinovsky, P. J. H. Dunn, H. Goenaga-Infante
JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY
(2020)
Article
Environmental Sciences
Elena M. Zubova, Nikolay A. Kashulin, Vladimir A. Dauvalter, Dmitry B. Denisov, Svetlana A. Valkova, Oksana I. Vandysh, Zakhar I. Slukovskii, Peter M. Terentyev, Alexander A. Cherepanov
Article
Chemistry, Analytical
D. Malinovsky, P. J. H. Dunn, G. Holcombe, S. Cowen, H. Goenaga-Infante
JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY
(2019)
Article
Chemistry, Analytical
Gang Qu, Yuxin Zhao, Qiaoli Zhang, Jina Wu, Xiaosen Li, Yang Yang, Shilei Liu
Summary: In this study, magnetic mesoporous materials combined with real-time in situ mass spectrometry were used for the high-throughput detection of hydrolyzed products of organophosphorus nerve agents. The method showed good linearity, low limits of detection and quantification, and high extraction recoveries. The magnetic preparation method used was quick, cost-effective, rugged, and safe. The results demonstrated the potential of this method for rapid and efficient determination of the target analytes in environmental samples.
ANALYTICAL METHODS
(2024)
Article
Chemistry, Analytical
Anna Hildebrand, Mariam Merchant, Danny O'Hare
Summary: Substandard and falsified artemisinin derivatives in antimalarials have caused significant deaths and economic losses. This study evaluates the feasibility of voltammetric methods for identifying and quantifying artemether. The findings suggest that electrochemical analysis shows promise as a method for artemether identification and quantification.
ANALYTICAL METHODS
(2024)
Article
Chemistry, Analytical
Marx Osorio Araujo Pereira, Alvaro Ferreira Junior, Edson Silvio Batista Rodrigues, Helena Mulser, Giovanna Nascimento de Mello e Silva, Wallans Torres Pio dos Santos, Eric de Souza Gil
Summary: Brazilian spotted fever (BSF) is a serious and rapidly evolving disease. A new impedimetric immunosensor was developed for rapid diagnosis by measuring specific antibodies in plasma. The sensor demonstrated selectivity and accuracy, and has potential for important applications in diagnostic testing.
ANALYTICAL METHODS
(2024)
Article
Chemistry, Analytical
Kathrin Schilling, Ronald A. Glabonjat, Olgica Balac, Marta Galvez-Fernandez, Arce Domingo-Relloso, Vesna Slavkovich, Jeff Goldsmith, Miranda R. Jones, Tiffany R. Sanchez, Ana Navas-Acien
Summary: Analysis of trace elements in urine is an important tool for assessing exposures, diagnosing nutritional status, and guiding public health and healthcare intervention. This study provides a sensitive method for analyzing 18 elements in urine samples, using only 100 μL. The results show good accuracy and sensitivity of the method.
ANALYTICAL METHODS
(2024)
Article
Chemistry, Analytical
Mengya Li, Shijie Liu, Shiliang Guo, Dong Liang, Miaoyun Li, Yaodi Zhu, Lijun Zhao, Jong-Hoon Lee, Gaiming Zhao, Yangyang Ma, Yanxia Liu
Summary: In this study, a magnetic flow device was developed to purify spores in a culture medium system. The device used magnetic nanoparticles to absorb vegetative cells, separating them from the spores. The achieved purity of the collected spores was over 95%. The study also demonstrated a rapid quantitative detection method using Raman spectroscopy.
ANALYTICAL METHODS
(2024)
Article
Chemistry, Analytical
Wanqiong Liu, Zixuan Wu, Jianwei Peng, Zebin Xu, Yong Liang
Summary: Metal-organic frameworks (MOFs) are effective carriers for molecular imprinting, but their poor dispersibility in aqueous solution is a significant drawback. In this study, we have applied amphiphilic block copolymers and molecularly imprinted technology on MOFs to improve the hydrophilicity of molecularly imprinted fluorescent materials.
ANALYTICAL METHODS
(2024)