Results 11 to 20 of about 12,307 (185)

Anaemic Streams: Iron and Essential Trace Metals Frequently Limit Primary Producer Biomass. [PDF]

open access: yesEcol Lett
Nutrient enrichment experiments in 41 streams across the eastern United States demonstrate that trace metals can limit the growth of primary producers. Trace metals are frequently co‐limiting with macronutrients and the availability of N and P in streams and watersheds are predictive of Fe and Zn limitation status.
Costello DM   +10 more
europepmc   +2 more sources

A Low-Cost, Portable, Multi-Cancer Screening Device Based on a Ratio Fluorometry and Signal Correlation Technique [PDF]

open access: yesBiosensors
The autofluorescence of erythrocyte porphyrins has emerged as a potential method for multi-cancer early detection (MCED). With this method’s dependence on research-grade spectrofluorometers, significant improvements in instrumentation are necessary to ...
Abdulaziz S. Alghamdi   +1 more
doaj   +2 more sources

A simple, reliable and easily generalizable cell-based assay for screening potential drugs that inhibit lipid accumulation [PDF]

open access: yesCurrent Research in Toxicology
Ectopic lipid deposition in the hepatocyte plays an important role in the development of nonalcoholic fatty liver disease (NAFLD), which has become one of the most common causes of chronic liver disease worldwide yet no approved drugs are currently ...
Weili Yang   +4 more
doaj   +2 more sources

Skeletal muscle ribosome analysis: A comparison of common assay methods and utilization of a novel RiboAb antibody cocktail [PDF]

open access: yesPhysiological Reports
While total RNA concentrations putatively represent ribosome content, there is a need to homologize various quantification approaches. Thus, total RNA concentrations ([RNA]) provided through UV–Vis spectroscopy (UV), fluorometry‐only (Fluor), and ...
Joshua S. Godwin   +4 more
doaj   +2 more sources

Chlorophyll Fluorescence in Wheat Breeding for Heat and Drought Tolerance [PDF]

open access: yesPlants
The constantly growing need to increase the production of agricultural products in changing climatic conditions makes it necessary to accelerate the development of new cultivars that meet the modern demands of agronomists. Currently, the breeding process
Firuz Abdullaev   +3 more
doaj   +2 more sources

Experimental Techniques to Assess Coral Physiology in situ Under Global and Local Stressors: Current Approaches and Novel Insights

open access: yesFrontiers in Physiology, 2021
Coral reefs are declining worldwide due to global changes in the marine environment. The increasing frequency of massive bleaching events in the tropics is highlighting the need to better understand the stages of coral physiological responses to extreme ...
Walter Dellisanti   +10 more
doaj   +1 more source

Chalcones as Potential Inhibitors of Pancreatic Lipase

open access: yesMedical Sciences Forum, 2022
Obesity is a global disease that has been escalating to epidemic proportions over the past years. A recent report from World Obesity Federation predicts that, in 2030, 1 billion people will be obese.
Sílvia Rocha   +6 more
doaj   +1 more source

Synergistic Interaction between Anionic and Nonionic Surfactant: Application of the Mixed Micelles Templates for the Synthesis of Silver Nanoparticles

open access: yesInternational Journal of Electrochemical Science, 2016
Interaction between the anionic and nonionic surfactant at bulk and air/water interface has been studied. The synergistic interaction between surfactants was found in both in bulk solution as well as the interface.
Naved Azum   +5 more
doaj   +1 more source

Fluorometry of catechol thioethers

open access: yesActa Dermato-Venereologica, 1972
No abstract ...
H, Rorsman, A M, Rosengren, E, Rosengren
openaire   +2 more sources

Rapid, Multi-Sample Assay of Gabapentin in Capsules Using Easy-to-Setup and Low-Cost Smartphone-Based Fluorescence Measurement [PDF]

open access: yesPharmaceutical Sciences
Background: Pharmacopeial methods for the quantification of gabapentin (GBP), particularly high-performance liquid chromatography (HPLC), require costly instrumentation, unsafe solvents in mobile phase, and time-consuming procedures.
Thana Thanayutsiri   +6 more
doaj   +1 more source

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