oleuropein expression in olive oils produced

  • The effects of a polyphenol present in olive oil

    The treatment with oleuropein aglycone significantly decreased: (1) histological damage, (2) motor recovery, (3) nuclear factor (NF)-κB expression and IKB-α degradation, (4) protein kinase A (PKA) activity and expression, (5) pro-inflammatory cytokines production such as tumor necrosis factor (TNF-α) and interleukin-1β (IL-1β), 6

    Get Price
  • Antitumor Perspectives of Oleuropein and Its Metabolite

    The concentration of oleuropein is mainly dependent upon the several factors such as cultivar, climate, the ripening stage, the oil production and extraction methods. In extra virgin olive oil, the concentration of oleuropein and oleuropein aglycones has been reported as 2.04 ± 0.78 and 14.42 ± 3.01 mg/kg (Abaza & Taamali, 2005; Ryan et al

    Get Price
  • The Benefits of Oleuropein (more reasons to love olives

    Chances are, you've heard of the Mediterranean diet, which proponents say can help reduce the risk of a wide variety of ailments. One of the staples of this diet is olive oil, which comes from the olive leaf.Turns out, the active compound found in olive leaf extract, known as oleuropein, has been associated with many different health benefits.

    Get Price
  • (PDF) The health effects of oleuropein, one of the major

    region (2.22%) and that 75-80% of total oil production of olive oil is made in the Aegean region (ARSLAN and OZCAN, 2011). It is reported that as of 2010, Turkey has 6 million of

    Get Price
  • (PDF) Oleuropein and related compounds ResearchGate

    teristics of percolation olive oils produced with a new The oleuropein can modulate the expression of various genes and can modify a variety of signaling proteins that are the key factors for

    Get Price
  • Oleuropein, a Bioactive Compound from Olea europaea L., as

    Oleuropein (Ole) is the major phenolic compound in the olive tree, Olea europaea L., and is particularly abundant in unprocessed olive fruit and leaves, with concentrations up to 140 mg g 1 on a dry matter basis in young olives [14], and 60–90 mg g 1 of dry matter in the leaves [15].

    Get Price
  • Quantitation of Oleuropein in Virgin Olive Oil by Ionspray

    This work describes the unambiguous evaluation of the presence of oleuropein in virgin olive oils by ionspray tandem mass spectrometry (ISI-MS/MS). The oil samples obtained from different cultivars, such as Carolea, Cassanese, Coratina, Dolce di Rossano, Roggianella, and Tonda di Strongoli, grown in different geographical areas of Calabria, Italy, have shown an average content of oleuropein

    Get Price
  • Oleuropein aglycone, an olive oil compound, ameliorates

    Aug 31, 2011· JPET #182808 5 europaea is oleuropein and the majority of polyphenols found in olive oil or table olives are derived from its hydrolysis. Oleuropein has high antioxidant activity in vitro, comparable to a hydrosoluble analogue of tocopherol (Kremastinos, 2008). Oleuropein scavenges superoxide anions, hydroxyl

    Get Price
  • Evaluation of effect of oleuropein on skin wound healing

    Objective: Olive oil and olive leaf extract are used for treatment of skin diseases and wounds in Iran. The main component of olive leaf extract is Oleuropein. This research is focused on the effects of Oleuropein on skin wound healing in aged male Balb/c mice.

    Get Price
  • Oleuropein aglycone, an olive oil compound, ameliorates

    Aug 31, 2011· JPET #182808 5 europaea is oleuropein and the majority of polyphenols found in olive oil or table olives are derived from its hydrolysis. Oleuropein has high antioxidant activity in vitro, comparable to a hydrosoluble analogue of tocopherol (Kremastinos, 2008). Oleuropein scavenges superoxide anions, hydroxyl

    Get Price
  • Absolute Method for the Assay of Oleuropein in Olive Oils

    Aug 10, 2005· Oleuropein expression in olive oils produced from drupes stoned in a spring pitting apparatus (SPIA). Food Chemistry 2008, 106 (2),677-684. DOI: 10.1016/j.foodchem.2007.06.054. Cinzia Benincasa, John Lewis, Enzo Perri, Giovanni Sindona, Antonio Tagarelli.

    Get Price
  • (PDF) Oleuropein in Olive and its Pharmacological Effects

    Mar 07, 2021· The main component of olive is oleuropein, which is in the structure of secoiridoid. It is the glucosidic ester of elenolic acid and hydroxytrosol, found in the fruit and all tissues, giving the

    Get Price
  • Oleuropein Benefits Side Effects and Cancer Research

    Mar 26, 2012· Oleuropein is the active ingredient found in green olives and olive leaf. Olive leaf extracts; are made from the fresh or dried leaves of the same plant species that produces olive fruit and olive oil. The effectiveness of olive leaf extract depends largely on the rate of oleuropein.

    Get Price
  • (PDF) Oleuropein, the bitter principle of olives, enhances

    Among olive oil phenolics, oleuropein is the most representative, since it confers to the oil its typical sharp taste and, together with several other simpler molecules derived from it, contributes to the oil aroma, taste, and resistance to development of rancidity (14).

    Get Price
  • Oleuropein expression in olive oils produced from drupes

    Jan 15, 2008· Oleuropein in stoned olive oilsNevertheless, it should be consider that the amount of 1A in extravirgin olive oils hardly exceeds a couple of hundreds μg/kg (De Nino et al., 2005), therefore its variation does not contribute to appreciable macroscopic differences in the olive oils produced by the two different procedures. 4. Conclusions

    Get Price
  • Antitumor Perspectives of Oleuropein and Its Metabolite

    The concentration of oleuropein is mainly dependent upon the several factors such as cultivar, climate, the ripening stage, the oil production and extraction methods. In extra virgin olive oil, the concentration of oleuropein and oleuropein aglycones has been reported as 2.04 ± 0.78 and 14.42 ± 3.01 mg/kg (Abaza & Taamali, 2005; Ryan et al

    Get Price
  • Effects of the Olive-Derived Polyphenol Oleuropein on

    Virgin olive oil is consumed unrefined, and humans absorb a large part of the ingested olive oil phenols . Oleuropein, the molecule responsible for unprocessed olives characteristic bitter taste,is the most prevalent phenolic component in olive leaves, seed, pulp and peel of unripe olives (up to 14% of the dry weight) ; during fruit

    Get Price
  • (PDF) Oleuropein and related compounds ResearchGate

    teristics of percolation olive oils produced with a new The oleuropein can modulate the expression of various genes and can modify a variety of signaling proteins that are the key factors for

    Get Price
  • Olive Leaf Extract: Health Benefits & Uses Life Extension

    Scientists have isolated the unique molecule that provides olive oil with its multitude of health and life-extending benefits. Known as oleuropein, it is the polyphenol that can help lower bad cholesterol and blood pressure, prevent cancer, protect against oxidative damage, and help guard against cognitive decline. 1,2 Oleuropein provides the distinctive tangy, pungent, almost bitter flavor

    Get Price
  • Effects of the Olive-Derived Polyphenol Oleuropein on

    Olive variety and the process used for making olives edible highly affect oleuropein content in table olives [7]. Similarly, several factors, including the kind of olive fr uit, the ripening stage, the oil production and extraction technologies, determine the final content of oleuropein in virgin olive oil [8]. In addition, the difference

    Get Price
  • Olive Leaf Extract and Its Main Component Oleuropein

    It has been reported that oleuropein represents up to 14% (wt:wt) of the dry weight in unripe olive fruits and that Italian commercial olive oil waste waters were the richest in total polyphenolic compounds with concentrations between 0.15 and 0.4% (wt:v) (9, 51, 52). The amount of oleuropein in olive leaf is greater than that in olive fruit

    Get Price
  • Oleuropein and related compounds Soler‐Rivas 2000

    In this paper, oleuropein and some other related phenolic compounds are reviewed. Their occurrence, distribution, biosynthesis and transformation during maturation and during industrial processing (preparation of table olives and oil production) are described.

    Get Price
  • Antitumor Perspectives of Oleuropein and Its Metabolite

    Introduction Oleuropein. Oleuropein a phenolic compound mainly present in different parts of the olive such as the fruit, leaves, flowers, branches, seeds, buds, roots, and oils (Figure 1) (Barbaro et al., 2014).It contributes to the bitter taste and stability of olive oil and belongs to secoiridoid which hydrolyses to catechol hydroxytyrosol and functions as a hydrophilic phenolic antioxidant

    Get Price
  • Absolute Method for the Assay of Oleuropein in Olive Oils

    Oleuropein (OLP, 1), the active ingredient present (i) in food integrators extracted from olive leaves, (ii) in table olives, and (iii) in extra virgin olive oils is a nutraceutical whose health benefits have been widely documented.A new analytical method for its assay, which is based on the utilization of atmospheric pressure chemical ionization tandem mass spectrometry and on the use of a

    Get Price
  • Olive Oil Polyphenol Oleuropein Inhibits Smooth Muscle

    Oleuropein, the main olive oil polyphenol, has anti-proliferative effects. This study aimed to investigate the effect of oleuropein on the metastatic and anti-metastatic gene expression in the MDA

    Get Price
  • Olive Leaf Extract and Its Main Component Oleuropein

    Effects of the olive leaf extract and its main component oleuropein on skin thickness (A) and skin elasticity (B) in chronically UVB-irradiated mice.Values are means ± SEM, n = 7. Beginning at wk 12, skin thickness (A) was greater in the control group and less in the normal group than in all other groups (P < 0.05) and skin elasticity (B) was less in the control group than in all other groups

    Get Price
  • Oleuropein and oleacein may restore biological functions

    Oleuropein was also supposed to be the hypotensive agent of olive leaves extracts.However,theclinicallyprovedanti-hypertensiveeffectof olive leaves extracts may suggest that there are other compounds responsible for this effect (Susalit et al. 2011). It was evaluated that the derivative of oleuropein, oleacein (3,4-DHPEA-EDA; 3,4-

    Get Price
  • (PDF) The health effects of oleuropein, one of the major

    region (2.22%) and that 75-80% of total oil production of olive oil is made in the Aegean region (ARSLAN and OZCAN, 2011). It is reported that as of 2010, Turkey has 6 million of

    Get Price
  • Oleuropein Reverses Repeated Corticosterone-Induced

    One of the widely used oils in Mediterranean diet is olive oil, which has been suggested to be the major contributor to the improvement observed in depressive symptoms 6,7. Oleuropein is

    Get Price
  • 5 Remarkable Studies Proving Olive Oil (EVOO) Increases

    Here's another bonus study about oleuropein (one of the main active ingredients in olive oil): Rats fed a high-protein diet supplemented with oleuropein at 0.1 g/100 g had higher levels of luteinizing hormone and testicular testosterone, which positively affects

    Get Price
  • IJMS Free Full-Text The Olive Biophenols Oleuropein

    Oleuropein and hydroxytyrosol are biophenols found in olives, olive leaves and olive oil and their consumption has been linked to health benefits [35,36]. Additionally, the anti-cancer potential of oleuropein and hydroxytyrosol has been described in cancers of several different origins [ 16,17,37 ]; however, the present study is the first

    Get Price
  • Effects of the Olive-Derived Polyphenol Oleuropein on

    Virgin olive oil is consumed unrefined, and humans absorb a large part of the ingested olive oil phenols . Oleuropein, the molecule responsible for unprocessed olives characteristic bitter taste,is the most prevalent phenolic component in olive leaves, seed, pulp and peel of unripe olives (up to 14% of the dry weight) ; during fruit

    Get Price
  • Oleuropein an overview ScienceDirect Topics

    Olive Oil. Virgin olive oil is a cornerstone of MeD. Although it is a fat, olive oil contains a unique pattern of MUFAs and PUFAs united to a variety of polyphenols (mainly oleuropein aglycone and oleocanthal) that have shown promising results in experimental AD models (Rigacci, 2015).

    Get Price
  • (PDF) The health effects of oleuropein, one of the major

    region (2.22%) and that 75-80% of total oil production of olive oil is made in the Aegean region (ARSLAN and OZCAN, 2011). It is reported that as of 2010, Turkey has 6 million of

    Get Price
  • Oleuropein, the bitter principle of olives, enhances

    The results show that oleuropein dose-dependently enhance nitrite production in LPS-challenged mouse macrophages. This effect was blocked by the iNOS inhibitor L-NAME, indicating increased iNOS activity. Also, Western blot analysis of cell homogenates show that oleuropein increases iNOS expression in such cells.

    Get Price
  • Oleuropein expression in olive oils produced from drupes

    Request PDF Oleuropein expression in olive oils produced from drupes stoned in a spring pitting apparatus (SPIA) A new device for the preparation of stoned olive oils, called SPIA, has been

    Get Price
  • Beneficial effects of the olive oil phenolic components

    Aug 03, 2014· The overall health beneficial action of olive oil phenolic components is well established. Recent studies have elucidated the biological effects of two isolated compounds, namely oleuropein and hydroxytyrosol, with particular attention on their antioxidant activity. Thus, a protective action has been demonstrated in preclinical studies against several diseases, especially cardiovascular and

    Get Price
  • Oleuropein an overview ScienceDirect Topics

    Some reports have suggested that the consumption of olives [38], olive oil [39], and oleuropein, an olive oil polyphenol [40], can prevent the loss of bone mass in animal models of aging-related osteoporosis [41].Recent in vitro studies have shown that oleuropein, the main phenolic compound in olive leaves and fruit and a constituent of virgin olive oil, reduced the expression of PPAR-γ

    Get Price
  • A Marker of Quality of Olive Oils: The Expression

    Jan 01, 2010· Oleuropein can be considered a trace element in extra virgin olive oil, accounting for a few hundreds of ppb, and is a marker of quality and of best practice along the entire chain of production. Stoned oil produced with a prototype SPIA apparatus is richer than the conventional one of oleuropein.

    Get Price
  • Effects of the Olive-Derived Polyphenol Oleuropein on

    Olive variety and the process used for making olives edible highly affect oleuropein content in table olives [7]. Similarly, several factors, including the kind of olive fr uit, the ripening stage, the oil production and extraction technologies, determine the final content of oleuropein in virgin olive oil [8]. In addition, the difference

    Get Price
  • The Olive Constituent Oleuropein Exhibits Proteasome

    We demonstrate that oleuropein, the major constituent of Olea europea leaf extract, olive oil and olives, enhances the proteasome activities in vitro stronger than other known chemical activators, possibly through conformational changes of the proteasome. Moreover, continuous treatment of early passage human embryonic fibroblasts with

    Get Price
  • (PDF) Oleuropein in Olive and its Pharmacological Effects

    Mar 07, 2021· The main component of olive is oleuropein, which is in the structure of secoiridoid. It is the glucosidic ester of elenolic acid and hydroxytrosol, found in the fruit and all tissues, giving the

    Get Price
  • Hepatoprotective Effect of Oleuropein-Rich Extract from

    In the olive leaves, antioxidant compounds such us oleuropein are present at higher concentrations than in olive oil. Indeed, several studies showed that oleuropein can be regarded as an antioxidant, anti-inflammatory, and antiapoptotic phenolic compound [15–17]. On the other hand, oleuropein protective effects against cadmium were not

    Get Price
  • Comparative Study on Beneficial Effects of Hydroxytyrosol

    Oleuropein and hydroxytyrosol, as major compounds of olive leaves, have been reported to exert numerous pharmacological properties, including anticancer, antidiabetic, and anti-inflammatory activities. The purpose of this study is to evaluate and compare the protective effect of oleuropein- and hydroxytyrosol-rich extracts, derived from olive leaves, on high-fat diet-induced lipid metabolism

    Get Price
  • What is Oleuropein, what is benefits of Olive Leaf Nutra

    Oleuropein is the active ingredient found in green olives and olive leaf. Olive leaf extracts are made from the fresh or dried leaves of the same plant species that produces olive fruit and olive oil. The effectiveness of olive leaf extract depends largerly on the on the rate of oleuropein. Oleuropein and its metabolite hydroxytyrosol have

    Get Price
  • Absolute Method for the Assay of Oleuropein in Olive Oils

    Aug 10, 2005· Oleuropein expression in olive oils produced from drupes stoned in a spring pitting apparatus (SPIA). Food Chemistry 2008, 106 (2),677-684. DOI: 10.1016/j.foodchem.2007.06.054. Cinzia Benincasa, John Lewis, Enzo Perri, Giovanni Sindona, Antonio Tagarelli.

    Get Price
  • Oleuropein Wikipedia

    Oleuropein is a glycosylated seco-iridoid, a type of phenolic bitter compound found in green olive skin, flesh, seeds, and leaves, and argan oil. The term oleuropein is derived from the botanical name of the olive tree, Olea europaea. Because of its bitter taste, oleuropein must be completely removed or decomposed to make olives edible.During processing of bitter and inedible green olives for

    Get Price
  • Oleuropein, a Bioactive Compound from Olea europaea L., as

    Oleuropein (Ole) is the major phenolic compound in the olive tree, Olea europaea L., and is particularly abundant in unprocessed olive fruit and leaves, with concentrations up to 140 mg g 1 on a dry matter basis in young olives [14], and 60–90 mg g 1 of dry matter in the leaves [15].

    Get Price
  • IJMS Free Full-Text The Olive Biophenols Oleuropein

    Oleuropein and hydroxytyrosol are biophenols found in olives, olive leaves and olive oil and their consumption has been linked to health benefits [35,36]. Additionally, the anti-cancer potential of oleuropein and hydroxytyrosol has been described in cancers of several different origins [ 16,17,37 ]; however, the present study is the first

    Get Price
  • The effects of a polyphenol present in olive oil

    The treatment with oleuropein aglycone significantly decreased: (1) histological damage, (2) motor recovery, (3) nuclear factor (NF)-κB expression and IKB-α degradation, (4) protein kinase A (PKA) activity and expression, (5) pro-inflammatory cytokines production such as tumor necrosis factor (TNF-α) and interleukin-1β (IL-1β), 6

    Get Price
  • Oleuropein Reverses Repeated Corticosterone-Induced

    One of the widely used oils in Mediterranean diet is olive oil, which has been suggested to be the major contributor to the improvement observed in depressive symptoms 6,7. Oleuropein is

    Get Price
  • Oleuropein an overview ScienceDirect Topics

    Oleuropein is a secoiridoid produced by secondary metabolism of plants and is present in all olive tissues. As a glycoside bearing in the aglycon two ester functions it is amenable to chemical and enzymatic degradations. The absolute amount of oleuropein in any tissue or fluid can be determined with the required sensitivity and accuracy by APCI-MS/MS by MRM applying the isotope dilution method.

    Get Price
Pre:agricultural machinery oil press machine oil presser in Ghana
Next:big oil press machine - china oil press screw oil press