Vasile Lavric
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View article: Enhancement of Microencapsulation of Rapeseed Oil Bioactive Compounds in Alginate Through Sonication
Enhancement of Microencapsulation of Rapeseed Oil Bioactive Compounds in Alginate Through Sonication Open
The microencapsulation of bioactive compounds from rapeseed oil using sodium alginate, in the presence and absence of an ultrasonic (US) field, is reported. A Box–Behnken experimental design is used to investigate the influence of process …
View article: Assessment of Heavy Metal Contamination of Seawater and Sediments Along the Romanian Black Sea Coast: Spatial Distribution and Environmental Implications
Assessment of Heavy Metal Contamination of Seawater and Sediments Along the Romanian Black Sea Coast: Spatial Distribution and Environmental Implications Open
This study assesses the spatial distribution and contamination levels of some heavy metals (HMs), i.e., cadmium (Cd), chromium (Cr), copper (Cu), nickel (Ni), and lead (Pb), in seawater and surface sediments along the Romanian Black Sea co…
View article: A Long-Term Perspective of Seasonal Shifts in Nutrient Dynamics and Eutrophication in the Romanian Black Sea Coast
A Long-Term Perspective of Seasonal Shifts in Nutrient Dynamics and Eutrophication in the Romanian Black Sea Coast Open
This study investigates the long-term seasonal shifts in nutrient dynamics and eutrophication processes in the Romanian Black Sea coastal waters using multi-decadal data (1960/1976/1980–2023). The findings highlight significant seasonal an…
View article: Corrigendum to “A new reactor for process intensification involving the simultaneous application of adjustable ultrasound and microwave radiation” [Ultrason. Sonochem. 77 (2021) 105701]
Corrigendum to “A new reactor for process intensification involving the simultaneous application of adjustable ultrasound and microwave radiation” [Ultrason. Sonochem. 77 (2021) 105701] Open
View article: Loop-Ultrasound-Assisted Extraction: An Efficient Approach for the Recovery of Bioactive Compounds from Oak Bark
Loop-Ultrasound-Assisted Extraction: An Efficient Approach for the Recovery of Bioactive Compounds from Oak Bark Open
Oak bark is a by-product known for its richness in polyphenols, with tanning substances being particularly interesting for their application in different fields. Vegetable tannins are mostly utilized in the leather sector, but are also wid…
View article: Optimal Enzymatic Hydrolysis of Sweet Lupine Protein towards Food Ingredients
Optimal Enzymatic Hydrolysis of Sweet Lupine Protein towards Food Ingredients Open
Although its high protein content, bioactive compounds, and dietary fibers have many health benefits, lupine (Lupinus sp.) was undervalued as a resourceful plant. In the last years, however, the number of studies on the use of lupine as a …
View article: Do ultrasonic field effects upon the polyphenolics profile of propolis extracts improve their antioxidant and antimicrobial activity?
Do ultrasonic field effects upon the polyphenolics profile of propolis extracts improve their antioxidant and antimicrobial activity? Open
View article: Polyphenolics profile effects upon the antioxidant and antimicrobial activity of propolis extracts
Polyphenolics profile effects upon the antioxidant and antimicrobial activity of propolis extracts Open
Propolis, a complex bee product, is a source of numerous bioactive principles, beneficial for human health, therefore it is intensively studied. In the present work, extracts of propolis from Bihor Romanian County were studied to identify …
View article: A new reactor for process intensification involving the simultaneous application of adjustable ultrasound and microwave radiation
A new reactor for process intensification involving the simultaneous application of adjustable ultrasound and microwave radiation Open
View article: Comparative Study on Unsaturated Fatty Acid Extraction Using Green Extraction Methods
Comparative Study on Unsaturated Fatty Acid Extraction Using Green Extraction Methods Open
Polyunsaturated fatty acids (PUFA) have a preventive effect on high blood pressure. [...]
View article: Bioproducts Based on Microencapsulated Oils and Biostimulants Used in Agriculture Crops
Bioproducts Based on Microencapsulated Oils and Biostimulants Used in Agriculture Crops Open
The use of synthetic pesticides creates problems due to their toxicity, low biodegradability, anduse of them in high amounts, which can damage crops and contaminate the environment. [...]
View article: Development and Application of an LC-MS/MS Method for Identification of Polyphenols in Propolis Extract
Development and Application of an LC-MS/MS Method for Identification of Polyphenols in Propolis Extract Open
: We identified and quantified by LC-MS/MS 11 (quercetin, galangin, pinocembrin, kaempferol, vanillin, chrysin, gallic acid, p-coumaric acid, trans-ferulic acid, caffeic acid, and caffeic acid phenethyl ester) out of the 21 polyphenolic co…
View article: Synthesis and Evaluation of Levulinic Ester as Biodiesel Additives
Synthesis and Evaluation of Levulinic Ester as Biodiesel Additives Open
In this study, the SO42-/TiO2-La2O3-Fe2O3 catalyst was prepared and tested in the conversion of fructose to ethyl levulinate . The catalyst was characterized from the point of view of the textural analysis, FT-IR analysis, acid strength di…
View article: Preclinical Evaluation of NHS-Activated Gold Nanoparticles Functionalized with Bombesin or Neurotensin-Like Peptides for Targeting Colon and Prostate Tumours
Preclinical Evaluation of NHS-Activated Gold Nanoparticles Functionalized with Bombesin or Neurotensin-Like Peptides for Targeting Colon and Prostate Tumours Open
Recent advances and large-scale use of hybrid imaging modalities like PET-CT have led to the necessity of improving nano-drug carriers that can facilitate both functional and metabolic screening in nuclear medicine applications. In this st…
View article: Effect of Temperature and Composition on Viscosity of Different Formulation of Ethyl Levulinate/Diesel Fuel/Biodiesel
Effect of Temperature and Composition on Viscosity of Different Formulation of Ethyl Levulinate/Diesel Fuel/Biodiesel Open
Alkyl esters of levulinic acid have significant potential as blend components in diesel formulations. [...]
View article: Evaluation of Porphyridium purpureum and Nannochloropsis sp. for Carbohydrates and Lipids Production
Evaluation of Porphyridium purpureum and Nannochloropsis sp. for Carbohydrates and Lipids Production Open
This study was aimed to evaluate the growth conditions of Porphyridium purpureum and Nannochloropsis sp. microalgae for carbohydrates and lipids productivity increase. The cultivation experiments for both microalgae strains were done in tr…
View article: Reactive Extraction Using Moving Liquid Membranes - Mathematical Model Calibration Through Experiments
Reactive Extraction Using Moving Liquid Membranes - Mathematical Model Calibration Through Experiments Open
A reactive extraction/back-extraction process was studied experimentally in a two-stage column. The mathematical model of the reactive extraction using a closed loop moving organic liquid membrane, based upon first principle equations, was…
View article: Regeneration of Calcium Alginate and Chitosan Coated Calcium Alginate Sorbents to be Reused for Lead (II) Removal from Aqueous Solutions
Regeneration of Calcium Alginate and Chitosan Coated Calcium Alginate Sorbents to be Reused for Lead (II) Removal from Aqueous Solutions Open
The application of biopolymer-based sorbents in solving some environmental problems such as the removal and recovery of heavy metals from natural polluted water and wastewater has received lately a lot of attention due to their unique char…
View article: Fast Method for the Determination of Residual Solvents in Radiopharmaceutical Products
Fast Method for the Determination of Residual Solvents in Radiopharmaceutical Products Open
The aim of this work was the development and validation of a fast analytical method to determine the residual solvents content in radiopharmaceuticals such as: 18F-Fluorodeoxyglucose (18F-FDG), 18F-Fluoroestradiol (18F-FES), 18F-Fluorothym…
View article: AN IMPROVED METHODOLOGY FOR DETERMINATION OF RADIOCHEMICAL AND CHEMICAL IMPURITIES IN THE SYNTHESIS PROCESS OF 18F-FDG (2-[18F] FLUORO-2-DEOXY-D-GLUCOSE)
AN IMPROVED METHODOLOGY FOR DETERMINATION OF RADIOCHEMICAL AND CHEMICAL IMPURITIES IN THE SYNTHESIS PROCESS OF 18F-FDG (2-[18F] FLUORO-2-DEOXY-D-GLUCOSE) Open
18 F-FDG is a glucose analog in which the hydroxyl group on the second carbon is substituted with 18 F, being used as an indicator of glucose uptake and cell viability.The aim of this work was to synthesize the 18 F-FDG and to validate the…