Nemanja Krgović

ORCID: 0000-0003-3611-9911
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About
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Research Areas
  • Phytochemicals and Antioxidant Activities
  • Essential Oils and Antimicrobial Activity
  • Microencapsulation and Drying Processes
  • Natural product bioactivities and synthesis
  • Ionic liquids properties and applications
  • Pomegranate: compositions and health benefits
  • Tea Polyphenols and Effects
  • Phytochemistry and Biological Activities
  • African Botany and Ecology Studies
  • Proteins in Food Systems
  • Microbial Metabolites in Food Biotechnology
  • Bee Products Chemical Analysis
  • Plant Physiology and Cultivation Studies
  • Thermoregulation and physiological responses
  • Chemical and Physical Properties in Aqueous Solutions
  • Ginkgo biloba and Cashew Applications
  • Skin Protection and Aging
  • Pineapple and bromelain studies
  • Psidium guajava Extracts and Applications
  • Morinda citrifolia extract uses
  • Antimicrobial agents and applications
  • Phytochemistry and biological activity of medicinal plants
  • Medicinal Plants and Bioactive Compounds
  • Medicinal plant effects and applications
  • Advanced Cellulose Research Studies

Institute for Plant Protection and Environment
2020-2025

Recovering the bioactive components from pomegranate peel (PP) in fruit-processing industry has attracted great attention terms of minimizing waste burden, as well providing a new source multitude functional compounds. The present study aimed to develop feasible microencapsulation process PP extract by using pectin and pectin/2-hydroxypropyl-β-cyclodextrin (HP-β-CD) blend coating materials. Microsized powders obtained spray drying technique were examined technological characteristics,...

10.3390/plants13020281 article EN cc-by Plants 2024-01-18

Background/Objectives: This study aimed to develop gastroretentive tablets based on mucoadhesive-floating systems with encapsulated gentian (Gentiana lutea, Gentianaceae) root extract overcome the low bioavailability and short elimination half-life of gentiopicroside, a dominant bioactive compound systemic effect. The formulation also promote local action in stomach. Methods: Tablets were obtained by direct compression sodium bicarbonate (7.5%) solid lipid microparticles (92.5%), which...

10.3390/pharmaceutics17010071 article EN cc-by Pharmaceutics 2025-01-07

Bilberry fruits (Vaccinium myrtillus L.) are one of the richest natural sources anthocyanins and widely used due to their pharmacological nutritional properties. To ensure maximum application potential, it is necessary overcome limitations conventional extraction solvents techniques. This study aimed develop a green method for bilberry anthocyanin using deep eutectic (NaDES) integrated with ultrasound-assisted (UAE) in order define conditions that will prevent decomposition or loss...

10.3390/plants11202680 article EN cc-by Plants 2022-10-12

The aim of this study was to investigate the effect use green solvents, natural deep eutectic solvents (NaDES), in comparison with conventional on extraction free unbound phenolic compounds and antioxidant activity extracts dried bilberry fruit, leaves tea leaves. After preparation via ultrasound-assisted using NaDES (water ethanol), spectrophotometric determination total flavonoid content, HPLC analysis extracted polyphenols FRAP, DPPH ABTS assays were conducted. results showed that have a...

10.3390/antiox11112295 article EN cc-by Antioxidants 2022-11-20

The aim of the research was to develop microencapsulated powders bilberry and chokeberry extracts via spray drying technique. Two biopolymers, pectin alone in combination with HP-β-CD, were used preserve antioxidant, hypoglycemic, photoprotective, antimicrobial bioactivity berry leaf extracts. Moreover, formed characterized terms technological, chemical, several biological properties. obtained micro-sized (mean average particle diameter from 3.83 5.94 µm) demonstrated a process yield up 73%....

10.3390/plants12233979 article EN cc-by Plants 2023-11-27

BACKGROUND: Due to the presence of wide-range phytochemicals, particularly anthocyanins, and their health-promoting activities, black goji fruits (Lycium ruthenicum Murr., LRf) gained attention as functional foods or nutraceuticals. However, data on phytochemical composition bioactivities LRf from outside Asian countries are very limited. OBJECTIVE: This study reports polyphenols profile in vitro biological activities cultivated southern part Serbia. METHODS: The total content polyphenols,...

10.3233/jbr-230029 article EN Journal of Berry Research 2024-01-05

This study aimed to evaluate the potentials for skin-beneficial effects of hydroethanolic extract aerial parts ironwort (Sideritis raeseri Boiss. & Heldr. subsp. raeseri) and its fractions (petroleum ether, ethyl acetate, n-butanol water). For these purposes, chemical analysis in vitro antioxidant, anti-tyrosinase antimicrobial assays, as well determination sun protection factor (SPF), were performed. The highest total phenolic content quantity individual flavonoids, chlorogenic acid...

10.3390/plants11202677 article EN cc-by Plants 2022-10-11

(1) Background: Bacterial nanocellulose (BNC) has gained in popularity over the years due to its outstanding properties such as renewability, biocompatibility, and bioavailability, use an eco-friendly material of future for replacing petrochemical products. (2) Methods: This research refers utilization lignocellulose coming from wood waste via enzymatic hydrolysis produce biopolymer BNC with accumulation rate 0.09 mg/mL/day. Besides significant contribution sustainability, circularity,...

10.3390/foods12162995 article EN cc-by Foods 2023-08-09

The residue after sieving ("dust") from the willow gentian underground parts is an unexploited herbal tea by-product, although it contains valuable bioactive compounds. Cyclodextrins as efficient green co-solvents, cage molecules, and multifunctional excipients could improve extraction contribute to added value of resulting extracts. objective this study was determine optimal conditions for gentiopicroside, isogentisin, total phenolics (TPC) "dust" using ultrasound-assisted water coupled...

10.3390/molecules27217606 article EN cc-by Molecules 2022-11-06

Abstract Although the nutritional and health benefits of Rumex species are well known, little is known about chemical composition pharmacological activities balcanicus Rech. fil. (Polygonaceae), an endemic plant Balkan Peninsula. To best our knowledge, this paper represents first attempt to comparatively analyse phenolic composition, as in vitro activites dry hydromethanol extracts R. fruit (RBF), leaf (RBL) root (RBR), collected Serbia. The maximum total content was found RBF (386.6 mg...

10.1002/cbdv.202401488 article EN Chemistry & Biodiversity 2024-10-07

Fruits of chokeberry (Aronia melanocarpa (Michk) Elliot) contain high levels phenolic compounds including anthocyanins which show strong antioxidant activities and reduce the risks metabolic syndrome age-related disease. Beyond internal use, extracts can be incorporated into pharmaceutical formulations for topical application. The challenge in anthocyanin extraction is their limited chemical stability. In this study, an innovative eco-friendly method was investigated. Anthocyanin extractions...

10.1055/s-0042-1759284 article EN Planta Medica 2022-12-01

Lipid-based gastroretentive tablets loaded with gentian (Gentiana lutea L., Gentianaceae) root extract were developed bearing in mind the local action of stomach, as well low bioavailability and short elimination half-life gentiopicroside, dominant bioactive compound. Tablets obtained by direct compression solid lipid microparticles (SLM) sodium bicarbonate. Solid powders prepared lyophilization double (W/O/W) emulsions inner water phase Gelucire® 43/01 component. The quality design approach...

10.2139/ssrn.4529153 preprint EN 2023-01-01

<p>The microbiological stability of cosmetic products is crucial, especially in with high water content, such as creams. Therefore, preservatives are used order to protect consumers from harmful pathogens that would otherwise invade the cosmetics. Despite their function, addition can be considered controversial cosmetics industry. Parabens frequently synthetic various industries. According regulatory directives concerning (Cosmetic Directive by European Commission) usage some...

10.61652/leksir2343e172s article EN cc-by Lekovite sirovine 2023-12-24

In the Balkan area, several plant species have been used in folk medicine over many centuries. present study, four that are known from some historical texts as well modern-day investigations and data bases were examined for their therapeutic action various skin diseases conditions. Fumaria officinalis L. is eczema, scabies, Satureja montana infections, treatment of insect bites, bee wasp stings, Verbascum thapsus wound healing, acne, Veronica wounds, or snake bites.

10.1055/s-0042-1759328 article EN Planta Medica 2022-12-01
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