Review
Geography
Mathew Bukhi Mabele, Wilhelm A. Kiwango
Summary: The emergence of avocado farming in the Southern Highlands of Tanzania raises concerns for restoration and development initiatives. Avocado farming is gradually replacing tree plantations, signaling a possible end to the timber rush. The implications of avocado farming for landscape restoration and rural development in Tanzania require critical research and attention.
Article
Multidisciplinary Sciences
Sepehr Sarjamei, Mohammad Sajjad Massoudi, Mehdi Esfandi Sarafraz
Summary: This paper investigates the optimal design of real-scale symmetric structures under frequency constraints. The concept of cyclic symmetry and the Gold Rush Optimization algorithm are used to minimize time consumption and weight while improving the performance of the structures.
Article
Economics
Christoph Kronenberg
Summary: This study examines the relationship between state-level economic shocks and suicides using gold mined in the US between 1840 and 1860 as a significant unexpected economic shock. The results suggest that mined gold is associated with a reduction in newspaper suicide mentions, indicating a potential impact on suicide rates in the local economy.
Article
Chemistry, Analytical
Ying He, Fangxin Hu, Jinwen Zhao, Guomin Yang, Yuanyuan Zhang, Shihong Chen, Ruo Yuan
Summary: A novel dual-signal combined nanoprobe with two different types of nanoparticles as ECL probes and hydrogen peroxide as a bifunctional moderator was designed for enzyme sensing analysis. In the presence of organophosphorus compounds, enzyme activity was inhibited, leading to changes in ECL signals. This integrated system provides a new pathway for ratiometric ECL systems involving enzyme catalytic amplification.
ANALYTICAL CHEMISTRY
(2021)
Editorial Material
Ecology
Nelo Magalhaes
Summary: The article sheds light on the importance of green investments in solving ecological crises, while also analyzing the theoretical origins and pitfalls of the Green Investment Paradigm. It highlights the reductionist, normative, disembodied, ahistorical and depoliticizing vision of the paradigm, and discusses the need for serious interdisciplinary assessment of the socio-political causes of ecological crises.
ECOLOGICAL ECONOMICS
(2021)
Article
Chemistry, Multidisciplinary
Umar Nishan, Irfan Ullah, Rukhsana Gul, Amir Badshah, Nawshad Muhammad, Naeem Khan, Mohibullah Shah, Muhammad Asad, Saifullah Afridi, Riaz Ullah, Essam A. Ali, Suvash Chandra Ojha
Summary: Ascorbic acid is vital for human beings and its abnormal level can lead to various illnesses. In this study, silver nanoparticles were synthesized and used as a sensing platform for the detection of ascorbic acid in blood serum samples. The optimized biosensor showed sensitivity and simplicity for the detection of ascorbic acid in plasma samples.
Article
Multidisciplinary Sciences
Alexander G. Donchev, Andrew G. Taube, Elizabeth Decolvenaere, Cory Hargus, Robert T. McGibbon, Ka-Hei Law, Brent A. Gregersen, Je-Luen Li, Kim Palmo, Karthik Siva, Michael Bergdorf, John L. Klepeis, David E. Shaw
Summary: This paper introduces three benchmark collections of quantum mechanical data encompassing approximately 3,700 different types of noncovalent molecular interactions. These datasets can be useful for research in electronic structure theory and computational chemistry.
Article
Food Science & Technology
Chuan Liao, Kerstin Nolte, Jonathan A. Sullivan, Daniel G. Brown, Jann Lay, Christof Althoff, Arun Agrawal
Summary: Large-scale land transactions can promote agricultural intensification, but may lead to negative environmental and socioeconomic impacts. Research suggests that converting transacted lands to large-scale farms may result in significant carbon emissions, but constraining deforestation rates can reduce these emissions.
Article
Allergy
Richard Stock, Tatjana Fischer, Katharina Assmus, Nadja Zoeller, Hanns Ackermann, Roland Kaufmann, Markus Meissner, Eva Valesky
Summary: This study evaluated the safety and tolerability of ultra-rush and rush build-up protocols in Hymenoptera venom immunotherapy, showing no significant difference in tolerability based on venom purity grade, but significantly more urticaria and dose reductions in the ultra-rush group. Overall, both protocols demonstrated excellent safety with infrequent and mild anaphylactic reactions in bee and vespid venom allergy patients.
WORLD ALLERGY ORGANIZATION JOURNAL
(2021)
Article
Chemistry, Medicinal
Mingxing Teng, Damian W. Young, Zhi Tan
Summary: This review discusses the strategy and effects of pharmacological activation of enzymes, highlighting seven case studies and assessing the potential of activators in drug discovery.
JOURNAL OF MEDICINAL CHEMISTRY
(2022)
Article
Chemistry, Applied
Reena K. Sajwan, Pratima R. Solanki
Summary: A rapid and sensitive hybrid nanosensor using graphene quantum dots and gold nanoparticles was developed for detecting gentamicin in milk and egg samples. The nanosensor showed excellent recovery efficiency and can be used as a promising tool for speedy monitoring of food quantity.
Article
Nanoscience & Nanotechnology
Nur Jalal Mondal, Rahul Sonkar, Samir Thakur, Nirab Ch. Adhikary, Devasish Chowdhury
Summary: This study investigates the catalytic activities of AuNR-MoS2 QDs composite and AuNS-MoS2 QDs composite, as well as AuNR and AuNS. The results show that the AuNR-MoS2 QDs composite exhibits the highest catalytic efficiency, with a rate constant of 0.06 min-1, compared to the AuNS-MoS2 QDs composite, AuNR, and AuNS, with rate constants of 0.023, 0.021, and 0.008 min-1 respectively.
ACS APPLIED NANO MATERIALS
(2023)
Article
Chemistry, Physical
Bing Gao, Epherem A. Zerai, John K. Grey, Terefe G. Habteyes
Summary: We studied the physicochemical behavior of molecular photon emitters in plasmonic hot spots by comparing the scattering signal of three chromophores, MB, AzA, and TBO, in a vacuum and air. The adsorbates are found to be stable in a vacuum, but undergo N-demethylation when excited in ambient conditions. This photochemical transformation is preceded by fluorescence quenching and involves intersystem crossing, energy transfer, and singlet oxygen generation. These findings are important for understanding molecular polaritons in plasmonic nanocavities.
JOURNAL OF PHYSICAL CHEMISTRY C
(2023)
Review
Clinical Neurology
Miriam Mistretta, Andrea Farini, Yvan Torrente, Chiara Villa
Summary: Developing drugs that can cross the blood-brain barrier is a challenge for treating neurodegenerative disease. The use of nanoparticle-based systems shows potential in overcoming this difficulty, with the example of Friedreich's ataxia. Neurodegenerative diseases are a global health burden, and traditional interventions have limitations in reaching the brain. Nanosystems offer a promising therapeutic approach by delivering drugs and improving bioavailability. This review highlights the use of nanosystems in targeting molecular pathways involved in neurodegenerative diseases, with Friedreich's ataxia as an example.
Article
Chemistry, Multidisciplinary
He Gao, Pei Wu, Pei Song, Bin Kang, Jing-Juan Xu, Hong-Yuan Chen
Summary: Plasmonic nanoparticles like gold and silver have potential as nanoprobes for biological sensing and imaging, with a demand for small gold nanoparticles (Au NPs) comparable in size to quantum dots and fluorescent proteins. Very small nanoparticles below the Rayleigh limit are difficult to visualize using light scattering with a dark-field microscope, and while a photothermal microscope can detect them, its imaging speed is too slow for live cell processes. The absorption modulated scattering microscopy (AMSM) method allows for imaging sub-10 nm Au NPs within a cellular medium, offering sensitivity similar to photothermal microscopy but with a much faster imaging speed suitable for dynamic tracking of small nanoparticles in living cells.
