This report describes the use of α-glucosidase to evaluate the anti-diabetic potential of extracts from marine sponges collected in the Mauritius waters. Initial screening at 1.0 mg/mL of 141 extracts obtained from 47 sponge species revealed 10 extracts with inhibitory activity greater than 85%. Seven of the 10 extracts were further tested at 0.1 and 0.01 mg/mL and only the methanol extract of two sponges namely Acanthostylotella sp. (ASSM) and Echinodictyum pykei (EPM) showed inhibition activity greater than 60% at 0.1 mg/mL with an IC50 value of 0.16 ± 0.02 and 0.04 ± 0.01 mg/mL, respectively, while being inactive at 0.01 mg/mL.
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http://dx.doi.org/10.1080/14786419.2014.945173 | DOI Listing |
ACS Omega
December 2024
Institute of Agro-product Safety & Nutrition, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China.
To investigate the quality and safety difference between agricultural standardization bases and small-scale farmers, we carried out a three-year investigation of asparagus from seven production sites of different sizes in Pinghu city, Zhejiang Province, China, from 2021 to 2023. We documented trace elements (Fe, Zn, Mn, and Cu), quality indicators (vitamin B1, vitamin B2, vitamin C, total sugar, and proteins), and pesticide residues. The evaluation indicated that the quality of asparagus in standardization bases 1-4 was higher than that in small farmer sites 5-7.
View Article and Find Full Text PDFAddiction
December 2024
Center for Tobacco Research, The Ohio State University Comprehensive Cancer Center, Columbus, OH, USA.
Background And Aims: Disposable e-cigarettes designed for one-time use are the most popular option among youth users in the United States (US). Product-level data (e.g.
View Article and Find Full Text PDFJ Hazard Mater
December 2024
Institute of Information Photonics Technology, School of Physics and Optoelectronic Engineering, Beijing University of Technology, Beijing 10083, China.
Nanoplastic particles (NPPs) have attracted lots of attention due to their toxicity. In this study, a Surface-enhanced Raman scattering (SERS)-based category on selectivity and quantification detecting the polystyrene (PS) NPPs has been presented. Firstly, the size-dependent SERS relationship between the diameter of Ag nanocavities (AgNCAs) and the diameter of the PS NPPs is studied.
View Article and Find Full Text PDFBMC Ophthalmol
December 2024
Ophthalmology Department, Faculty of Medicine, Sohag University, Almohafza St. Mailbox: 82511, Sohag, 82511, Egypt.
Purpose: To evaluate the clinical outcomes of implanting two symmetrical Kerarings via a femtosecond laser in grade three keratoconus.
Patients And Methods: This was a retrospective nonrandomized controlled clinical study. The study included one eye from each of twenty-three patients, all with Grade 3 keratoconus as classified by the Amsler-Krumeich classification.
Cardiovasc Diabetol
December 2024
Department of Endocrinology, The First Affiliated Hospital of Xi'an JiaoTong University, No.277, West Yanta Road, Xi'an, Shaanxi, 710061, People's Republic of China.
Background: Diabetic retinopathy (DR) is a major microvascular complication of diabetes mellitus and causes vision impairment and blindness. The presence of major risk factors for DR, such as high levels of HbA1c, does not predict all DR pathogenesis in the clinic, which suggests that uncovering the underlying mechanisms and identifying novel markers are needed. Previous evidence has shown that the serum metabolic signature of DR is unique and detectable compared with that of diabetes mellitus (DM).
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