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212 result(s) for "Satureja - chemistry"
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Comparison of the effectiveness of Satureja khuzestanica and clotrimazole vaginal creams for the treatment of vulvovaginal candidiasis
Candidal vaginitis has a relatively high prevalence, and its resistance to treatment is on the rise. Considering the complications of chemical drugs, the use of herbal medicines has now been favored due to the lack of changes in the normal vaginal flora. The aim of this study was to compare the effectiveness of Satureja khuzestanica and clotrimazole vaginal creams for the treatment of candidal vulvovaginitis. A randomized clinical trial was conducted on 84 reproductive-aged women in the city of Ahvaz, Iran. Individuals were randomly divided into two treatment groups: 1% Satureja khuzestanica vaginal creams (n=42) and 1% clotrimazole vaginal cream (n=42) who used a one-full applicator daily for one week. About 4–7 days after the end of treatment, a clinical examination and laboratory re-tests were performed to determine the level of treatment. The data were analyzed using the Mann-Whitney U, t-test and Chi-square tests, with SPSS version 22. After the treatment, no significant difference was observed between the two groups in terms of vaginal discharge (p = 0.32), vaginal itching (p = 0.26), dysuria (p = 0.99) and dyspareunia (p = 0.60). Moreover, the results of culture (p = 0.62) and smear (p = 0.58) were not statistically significant in the two groups. Also, there was no significant difference between the two groups in terms of complete recovery after the treatment (p = 0.35). Satureja khuzestanica seems to have the same effect as clotrimazole in improving the symptoms of vaginal candidiasis, the negative results of culture and smear, as well as complete treatment.
Impact of different harvest times on yield and quality of summer savory (Satureja hortensis L.) genotypes
Summer savory ( Satureja hortensis L.) is a plant of the Lamiaceae family that grows in various ecological regions of the world. It is one of the medicinal-aromatic plants with huge economic value. The objective of this study was to determine the yield and quality of eight different summer savory genotypes, harvested at three different developmental stages, i.e., beginning of blooming, 40–50% blooming and full bloom stage. A field experiment was conducted during 2021 and 2022, and parameters related to growth, yield, and essential oil content were recorded. The maximum plant height, fresh and dry herb yield, dry leaf yield and essential oil content were obtained at the full bloom stage. The highest fresh herb yield was attained by genotype G6 and G7during the first and second year, respectively, while genotype G7 produced the highest dry herb and dry leaf yield during both years. The highest essential oil yield was obtained from genotype G8 and G7 in the first and second year of the study, respectively. Carvacrol, γ-terpinene, α-terpinene and p-cymene were the most abundant essential oil components observed in summer savory genotypes harvested at different developmental stages. The frequently detected component in the essential oil was carvacrol, which was recorded at 40–50%blooming period. The results of the current study proved that the most suitable period for harvesting summer savory genotypes was full blooming period in terms of yield values, and 40–50% blooming period for extracting essential oil especially carvacrol.
Phytochemical Profile and Biological Activities of Satureja hortensis L.: A Review of the Last Decade
Satureja hortensis L. (summer savory) is an annual herbaceous crop, native to Europe and in our days spread and used all over the world. Although its use as spice and medicinal plant is known since ancient times, peer-reviewed studies presenting the scientific data are scarce. The natural products obtained from summer savory (extracts and essential oil) are dominated by polyphenols and flavonoids, responsible for their antioxidant, antimicrobial, antiparasitic, pesticidal, anti-inflammatory, analgesic, hepatoprotective and anticancer properties, among others. The current study presents the progress made in the last decade regarding the potential applications of summer savory, being the first review study focused on S. hortensis, in the same time suggesting future research opportunities, as they appear from the properties of other Satureja species. The available data presenting the properties of summer savory represents a scientific support for application in industry, for developing “clean label” food products.
Phytochemical Evaluation of Tinctures and Essential Oil Obtained from Satureja montana Herb
Winter Savory (Satureja montana L.) has been used in traditional medicine and as a spice or natural food preservative in the Mediterranean region for centuries. In this paper, some technological and analytical aspects of the S. montana tinctures development and an evaluation of the essential oil composition are provided. The total phenolic and flavonoid contents and phenolic compounds profile analyzed spectrophotometrically and by high-performance thin-layer chromatography (HPTLC), respectively, were evaluated in the developed tinctures. The results showed that the tinctures prepared from the S. montana herb by maceration or remaceration are rich in polyphenols, and there is an influence of the technological factors (particle size and extraction mode) on the total phenolic and flavonoid contents. Caffeic, rosmarinic, and chlorogenic acids, (–)-catechin and rutin were identified in the tinctures using the HPTLC method. p-Thymol (81.79%) revealed by gas chromatography-mass spectrometry (GC-MS) was the predominant compound of the essential oil of this plant. Thus, the high contents of polyphenols and flavonoids in the developed tinctures and p-thymol among the volatile components of the S. montana essential oil could indicate the promising antioxidant and antimicrobial properties of these herbal preparations. The obtained results are a ground for the organization of the manufacture of the S. montana tincture and essential oil with the purpose of performing preclinical studies.
Antifungal activity of essential oils and their potential synergistic effect with amphotericin B
Candida albicans is a common opportunistic pathogen, causing infections ranging from superficial to bloodstream infections. The limited antifungal options and rising drug resistance challenge clinical treatment. We screened 98 essential oils and identified 48 with antifungal activity against Candida albicans at 1% concentration, determining their minimum inhibitory concentrations (MIC). Of these, 14 maintained fungicidal activity at lower concentrations (0.25% and 0.125%). 5 essential oils (Cinnamon, Satureja montana, Palmarosa, Lemon eucalyptus, and Honey myrtle) showed the highest inhibitory effects on stationary-phase Candida albicans and inhibited hyphae elongation. Synergistic effects were observed when combining Palmarosa with amphotericin B (AmB) against growing-phase Candida albicans , while Cinnamon and Satureja montana with AmB showed superior efficacy against stationary-phase infections. We identified the active components of 5 essential oils using gas chromatography-mass spectrometry (GC-MS) and found the following main constituents: Cinnamon primarily contains benzyl benzoate and eugenol, Satureja montana is dominated by carvacrol and cymene, Palmarosa features geraniol and geranyl acetate, Lemon eucalyptus includes dl-Isopulegol and citronellal, and Honey myrtle is characterized by citral and neral. Our results may aid in developing more effective antifungal treatments.
Phytochemical composition and bioactivities of Satureja montana L. and Satureja hortensis L.: Culinary herbs with antidiabetic, anticholinesterase, and antioxidant potential
The increasing global burden of oxidative stress-related conditions, diabetes, and neurodegenerative disorders underscores the urgent need for multi-targeted, plant-based therapeutic agents. In this context, the present study aimed to evaluate the antidiabetic, antioxidant, and neuroprotective properties of various Satureja hortensis and Satureja montana extracts and essential oils. In vitro biological activities were assessed through α-glucosidase, acetylcholinesterase (AChE), and butyrylcholinesterase (BChE) inhibition assays, along with DPPH• and ABTS• ⁺ radical scavenging assays. At a concentration of 100 µg/mL, S. hortensis root methanol extract (ShRME) and herb water extract (ShHWE) exhibited strong α-glucosidase inhibitory activity (69.88% and 71.23%, respectively). Conversely, S. montana herb water extract (SmHWE) and methanol extract (SmHME) showed the highest DPPH• radical scavenging activity (36.28% and 24.37%, respectively ). S. montana essential oil (SmEO) demonstrated notable inhibition of AChE (32.58%) and BChE (41.62%) at 1000 µg/mL, while S. hortensis essential oil (ShEO) inhibited BChE by 44.39%. GC-MS analysis revealed that SmEO primarily contained carvacrol (43.72%), γ-terpinene (17.24%), and p-cymene (14.56%), while ShEO was rich in thymol (39.84%), γ-terpinene (20.16%), and p-cymene (13.72%). These phenolic monoterpenes are likely contributors to the observed antioxidant and cholinesterase inhibitory activities. Principal component analysis explained 74.8% of the total variance and clearly separated the samples based on their activity profiles. Extracts were closely associated with glucose-regulating effects, while essential oils clustered with enzyme-inhibiting neuroprotective activities. These findings highlight the multifunctional therapeutic potential of Satureja species and support their further investigation as candidates for the development of plant-derived agents against oxidative stress, diabetes, and neurodegenerative diseases.
Characterization of Phenolic and Essential Oil Constituents of Satureja boissieri Hausskn. ex Boiss and Evaluation of Antioxidant Potential
This study investigated the chemical composition of the essential oil (EO) and the phenolic profiles of methanol extracts from Satureja boissieri Hausskn. ex Boiss. EO analysis by Gas Chromatography–Mass Spectrometry (GC-MS) identified carvacrol (45.2%), cymene (26.0%) and γ-terpinene (17.5%) as the primary constituents. Phenolic profiles were quantified via Liquid Chromatography–High-Resolution Mass Spectrometry (LC-HRMS), revealing syringic acid (56,647.96 mg/kg extract), rosmarinic acid (47,777.98 mg/kg extract) and hesperidin (6353.49 mg/kg extract) as major components in the extract. The antioxidant potential was evaluated through three distinct radical scavenging assays (DPPH, ABTS and DMPD) and the determination of ferric (Fe3+) and cupric (Cu2+) reducing capacities. Notably, S. boissieri exhibited potent antioxidant activity, with IC50 values of 11.74 µg/mL for DPPH and 9.90 µg/mL for ABTS radical scavenging, demonstrating performance comparable to standard antioxidants such as α-tocopherol (11.31 and 8.37 µg/mL, respectively). Furthermore, the in vitro inhibitory activities against acetylcholinesterase (AChE) and butyrylcholinesterase (BChE) enzymes were evaluated. While both extracts exhibited similar and significant AChE inhibition (35.3% and 32.4%, respectively), the essential oil was notably more potent against BChE than the methanol extract. These findings suggest that S. boissieri is a significant source of bioactive compounds with promising antioxidant and neuroprotective potential for pharmaceutical applications.
Biological Characterization and Essential Oil Profiles of Eastern European Cultivars of Thymus, Satureja, and Monarda
Thymus, Satureja, and Monarda are three plant genera, belonging to the Lamiaceae family, that are particularly valued for their essential oils (EOs) abundant in phenolic terpenoids. In this study, a botanical characterization of the following eight Eastern European cultivars (some of them newly bred) grown in Ukraine is distinguished: Thymus vulgaris (‘Yalos’, ‘101’), Thymus richardii (‘Fantasia’), Satureja montana (‘Krymsky smaragd’, ‘Lunata’, ‘4-18’), Monarda fistulosa (‘Premiera’), and Monarda × hybrida hort., which is a Monarda didyma × Monarda fistulosa hybrid (‘Tonya’). The EO of those cultivars was obtained and characterized in detail using GC-MS and GC-FID. Additionally, some biological activities of these oils were tested. Antimicrobial activity was verified against Escherichia coli, Staphylococcus aureus, and Candida albicans using disk diffusion and microdilution methods. Furthermore, some preliminary tests were performed on the motility of bull sperm using the CASA system. All the Thymus cultivars were very rich in thymol (57.99–67.62%), and all the S. montana cultivars were very abundant in carvacrol (62.22–75.53%). M. fistulosa cv. ‘Premiera’ contained mainly thymol (49.87%), and M. × hybrida cv. ‘Tonya’ contained both thymol (46.70%) and carvacrol (10.37%). All the tested EOs, as well as thymol and carvacrol, exhibited strong antibacterial and antifungal action with minimal inhibitory concentrations ranging from <0.25–0.5 mg/mL for Satureja, through <0.25–0.5 mg/mL for Monarda, to 0.5–4 mg/mL for Thymus. The EOs, at a concentration of 0.4 µL/mL, exhibited cytotoxicity towards bull spermatozoa when compared to the control sample.
Cosmeceutical and Wound-Healing Activities of Green Hydroxypropyl-β-Cyclodextrin-Glycerol-Based Satureja montana Extracts
Satureja montana L. (winter savory, family Lamiaceae) is an aromatic herb that is widespread throughout the Mediterranean region. In a prior study, the optimization of the green hydroxypropyl-β-cyclodextrin (HP-β-CD)-glycerol-assisted extraction procedure of S. montana was performed. As a result, four extracts abundant in total phenols (OPT-TP), total phenolic acids including rosmarinic acid (OPT-TPA-RA), total flavonoids (OPT-TF), and luteolin derivatives (OPT-LG) showing anti-elastase and anti-hyaluronidase properties, were prepared. Subsequently, we further explored the phytochemical, dermatological, and cosmeceutical potentials of these extracts, evaluating their antioxidant, anti-inflammatory, anti-tyrosinase, and anti-ultraviolet (UV) absorption activities. Furthermore, the biocompatibility of the extracts and their wound-healing properties were assessed using HaCaT cells. The results indicate that the extracts exhibited excellent antioxidant and cosmeceutical activities, which surpassed the activities of the employed standards in several assays (DPPH antiradical activity, β-carotene-linoleic acid, anti-lipoxygenase, anti-heat-induced ovalbumin coagulation, and UV absorbance assays). Furthermore, the extracts preserved more than 80% of the HaCaT cell viability at concentrations up to 62.5 µL extract/mL and also enhanced wound healing in the in vitro scratch wound-healing model. For example, the application of OPT-TP and OPT-TF led to 48.6% ± 3.3% and 48.6% ± 5.4% wound closure, respectively, after 48 h, compared to 34.8% ± 2.3% in the control group. The extracts exhibited excellent bioactivities, making them promising candidates for the development of cosmeceutical products, while their high biocompatibility indicates that they are suitable for direct application in cosmetics without prior solvent removal.
Efficacy of nanoemulsion of Satureja sahendica essential oil and melatonin as a safe approach against postharvest fungal in raspberries
Chemical fungicides remain the primary method for controlling post-harvest fungal infections in fruits, yet their use is increasingly restricted due to health risks, environmental concerns, and stricter regulations. This has driven interest in natural bioactive compounds as sustainable disease management tools. Here, we investigated the antifungal efficacy of a nanoemulsion derived from Satureja sahendica essential oil (Nano-EO) along with melatonin (MEL), against fungi commonly associated with raspberry deterioration. Nano-EO displayed potent antifungal activity, fully inhibiting the growth of Trichoderma sp. and an unidentified Basidiomycetes sp. at 300 µl/L. MEL also reduced mycelial growth in a concentration-dependent manner, although susceptibility varied among fungal species, with the Basidiomycetes sp. showing minimal inhibition (20.4% at 0.1 mM). Nano-EO consistently outperformed MEL, underscoring its strong antifungal potential. These findings suggest that natural nanoemulsions, either alone or combined with MEL, may provide effective, eco-friendly approaches for reducing post-harvest losses and improving the microbiological safety of raspberry fruits.