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PubMed Journals Articles About "The Absorption Of Bioactive Berberine In Human" RSS

07:06 EDT 19th October 2018 | BioPortfolio

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Showing "Absorption Bioactive Berberine Human" PubMed Articles 1–25 of 21,000+

Fractionated Coptischinensisextract and its bioactive component suppress Propionibacterium acnes-stimulated inflammation in human keratinocytes.

(CC) is widely used in Asian countries to treat inflammatory diseases. We investigated the anti-inflammatory activity of the aqueous fraction separated from CC extract and of berberine, its key bioactive component, in human keratinocytes and the possible molecular mechanisms underlying this. Treating HaCaT keratinocytic cells with heat-killed induced nitric oxide and proinflammatory cytokine [e.g., tumor necrosis factor-α, interleukin (IL)-1β, and IL-8] production and their mRNA expressions; these effect...


Environmental impact of switching from the synthetic glucocorticoid prednisolone to the natural alkaloid berberine.

Low amounts of human pharmaceuticals in the aquatic environment can affect bacteria, animals and ultimately humans. Here, the environmental consequences of a shift in prescription behavior from prednisolone to berberine was modeled using an environmental decision support system based on four consecutive steps: emission, fate, exposure and effect. This model estimates the relative aquatic and human health impacts of alternative pharmaceutical prescriptions throughout Europe. Since a Defined Daily Dose (DDD) ...

Cell-specific pattern of berberine pleiotropic effects on different human cell lines.

The natural alkaloid berberine has several pharmacological properties and recently received attention as a potential anticancer agent. In this work, we investigated the molecular mechanisms underlying the anti-tumor effect of berberine on glioblastoma U343 and pancreatic carcinoma MIA PaCa-2 cells. Human dermal fibroblasts (HDF) were used as non-cancer cells. We show that berberine differentially affects cell viability, displaying a higher cytotoxicity on the two cancer cell lines than on HDF. Berberine als...


Nano strategies for berberine delivery, a natural alkaloid of Berberis.

Berberine, as a phytochemical component of some medicinal Chinese herbs (most frequently Berberis vulgaris), is an isoquinoline alkaloid with many therapeutic effects including anti-viral, anti-microbial, anti-diarrhea, anti-inflammatory and anti-tumor effects. Berberine has some significant effects on type 2 diabetes through adenosine monophosphate-activated protein kinase activation, glycolysis stimulation, and mitochondrial function inhibition which subsequently improves both lipid and glucose metabolism...

Possible therapeutic potential of berberine in the treatment of STZ plus HFD-induced diabetic osteoporosis.

Diabetic osteoporosis is a complication of diabetes mellitus, and can result in an increased incidence of bone fractures and a delay in fracture healing. Berberine is one of the most widely distributed isoquinoline alkaloid in plants and possesses antioxidant properties. These properties can reduce the high glucose mediated in the dysfunction of human bone marrow stem cells. Therefore, the present study was designed to investigate the apparent beneficial effect of berberine on bone characteristics in strept...

9-O-benzoyl-substituted berberine exerts a triglyceride-lowering effect through AMPK signaling pathway in human hepatoma HepG2 cells.

Berberine is an isoquinoline alkaloid extracted from Rhizoma coptidis and shows anti-hyperlipidemia effect in vivo and in vitro. We previously found that berberine could decrease the intracellular triglyceride content in human hepatoma HepG2 cells through activation of AMP-activated protein kinase (AMPK), a major regulator of lipid metabolism. Herein, to find a more effective agent, several berberine analogues (A1-A13) were isolated and synthesized, and the triglyceride-lowering effects and potential mechan...

High-Throughput Measure of Bioactive Lipids Using Non-targeted Mass Spectrometry.

Bioactive lipids represent critical intra- and intercellular signaling molecules, and have been implicated in both physiologic homeostasis and disease pathology. Measurement of bioactive lipids is vital toward understanding the role of these signaling intermediates in human biology. Current analytical methods for assessment of bioactive lipids in human biosamples are limited, however, in breath of analytes assayed as well as robustness and time required for measures across thousands of samples. Herein, we d...

Improvement of intestinal transport, absorption and anti-diabetic efficacy of berberine by using Gelucire44/14: in vitro, in situ and in vivo studies.

This study aims to evaluate the effects of Gelucire44/14 on the in vitro transport, in situ intestinal absorption, as well as in vivo antidiabetic efficacy of berberine (BBR). In the in vitro study, Gelucire44/14 (0.1%, v/v) increased the absorptive transport of BBR across the intestinal membrane of a rat and reduced the relative transport in the secretory direction, thus demonstrating its potential inhibitory effect on intestinal P-glycoprotein (P-gp). In the in situ absorption study, Gelucire44/14 (0.1%, ...

Berberine, a natural plant alkaloid, synergistically sensitizes human liver cancer cells to sorafenib.

Sorafenib resistance is one of the major factors affecting the prognosis of patients with hepatocellular carcinoma (HCC). Increasing evidence has indicated that certain traditional medicines can enhance the sensitivity of cancer cells to sorafenib. Berberine, an isoquinoline alkaloid, has been demonstrated to possess antitumor properties against various malignancies. However, the synergistic effect of the combination of berberine and sorafenib in HCC remains unknown. The aim of the present study was to dete...

Intestinal absorption differences of major bioactive compounds of Gegenqinlian Decoction between normal and bacterial diarrheal mini-pigs in vitro and in situ.

Intestinal condition plays an important role in drug absorption and metabolism, thus the effects of varied gastrointestinal diseases such as infectious diarrhea on the intestinal function are crucial for drug absorption. However, due to the lack of suitable models, the differences of absorption and metabolism of drugs between the diarrheal and normal intestines are rarely reported. Thus, in this study, Escherichia coli diarrhea model was induced in mini-pigs and single-pass intestinal perfusion and intestin...

The enhancement of cardiotoxicity that results from inhibiton of CYP 3A4 activity and hERG channel by berberine in combination with statins.

Metabolism of most endogenous and exogenous compounds is usually produced by the oxidation of cytochrome P450. Due to drug-drug interactions caused by the inhibition or induction of cytochrome P450 enzymes, changes in drug metabolism are the major causes of drug toxicity, CYP3A4 is one of the key isozymes, and involved in the metabolism of over 60% of clinical drugs. Human ether-a-go-go related genes (hERG) potassium channel is the most important target of many drugs and plays an important role in cardiac r...

Berberine induced modulation of PHLPP2-Akt-MST1 kinase signaling is coupled with mitochondrial impairment and hepatoma cell death.

Pleckstrin homology domain leucine-rich repeat protein phosphatase 2 (PHLPP2) has been known to exert tumor suppressive activity for long without much knowledge about its regulation and implications. Protein kinase B (Akt), Protein kinase C (PKC) and Ribosomal protein S6 Kinase (S6K) are known downtargets of PHLPP2, regulating a plethora of life processes viz. cell growth, survival and evasion from apoptosis. Present study decoded the crucial role of PHLPP2 in inducing apoptosis by its interaction with the ...

Bioactive components in human milk are differentially associated with rates of lean and fat mass deposition in infants of mothers with normal vs. elevated BMI.

To model breastfed infant growth and body composition patterns over the first 4 months with multiple bioactive components of human milk (HM) and clinical factors (including maternal BMI status), which are related to growth.

Bidirectional regulation of adenosine 5'-monophosphate-activated protein kinase activity by berberine and metformin in response to changes in ambient glucose concentration.

Both berberine and metformin are well-known antihyperglycemic agents for diabetes treatment. Adenosine monophosphate (AMP)-activated protein kinase (AMPK) activation is often considered as the most important molecular mechanism although the mechanism has been challenged recently. Up to now, when the ambient glucose level changes dynamically, the interaction between AMPK activity and the glucose-lowering effects of the agents remains largely unknown. To address this issue, HepG2 hepatocytes and C2C12 myotube...

Mahonia oiwakensis Extract and Its Bioactive Compounds Exert Anti-inflammatory Activities and VEGF Production Through M2-Macrophagic Polarization and STAT6 Activation.

Macrophages play an indispensable role in the host immune defense. Macrophages can undergo polarization into classically (M1) and alternatively (M2) activated macrophages. M1 macrophages activate immune and inflammatory response, while M2 macrophages are involved in tissue remodeling. Mahonia oiwakensis (Mo) is a herbal medicine in Asia used for its anti-inflammatory and analgesic properties; however, the mechanism is unclear. This study analyzed the effect of Mo extracts and its effects on the polarization...

Comparative pharmacokinetics and safety assessment of transdermal berberine and dihydroberberine.

The natural alkaloid berberine has been ascribed numerous health benefits including lipid and cholesterol reduction and improved insulin sensitivity in diabetics. However, oral (PO) administration of berberine is hindered by poor bioavailability and increasing dose often elicits gastro-intestinal side effects. To overcome the caveats associated with oral berberine, we developed transdermal (TD) formulations of berberine (BBR) and the berberine precursor dihydroberberine (DHB). These formulations were compar...

Oncosis-like cell death is induced by berberine through ERK1/2-mediated impairment of mitochondrial aerobic respiration in gliomas.

Gliomas, the most common primary malignant brain tumor, exhibit high metabolic activity. The targeting of metabolism alterations, particularly in mitochondria, is emerging as an efficient approach for curing cancers. Here, we showed that berberine, a natural compound that is used as an antibacterial agent, could reduce cellular viability and induce oncosis-like death, characterized by cell swelling, cytoplasmic vacuoles and plasma membrane blebbing, in gliomas, and that these effects were correlated with in...

Berberine Alleviates Tau Hyperphosphorylation and Axonopathy-Associated with Diabetic Encephalopathy via Restoring PI3K/Akt/GSK3β Pathway.

Axonopathy is closely linked to the development of diabetic encephalopathy induced by type II diabetes (T2D). Berberine has been shown to cross the blood-brain barrier and holds promising effect for neuronal damage in diabetes.

Berberine Ameliorates Periodontal Bone Loss by Regulating Gut Microbiota.

Postmenopausal osteoporosis (PMO) is a risk factor for periodontitis, and current therapeutics against PMO prevent the aggravated alveolar bone loss of periodontitis in estrogen-deficient women. Gut microbiota is recognized as a promising therapeutic target for PMO. Berberine extracted from Chinese medicinal plants has shown its effectiveness in the treatment of metabolic diseases such as obesity and diabetes via regulating gut microbiota. Here, we hypothesize that berberine ameliorates periodontal bone los...

Synthesis of bioactive compounds from vermicast isolated actinomycetes species and its antimicrobial activity against human pathogenic bacteria.

The present study aimed to evaluate the antimicrobial activities of bioactive compounds synthesized from vermicast isolated actinomycetes species. Specifically, the synthesized bioactive compounds were evaluated for their antimicrobial activity against selected Gram + ve and Gram-ve human pathogenic bacteria including Staphylococcus aureus, Bacillus circulans, Bacillus subtilis, Pseudomonas aeruginosa, and Escherichia coli. Interestingly, a total of five different actinomycetesspecies were recovered from ...

Berberine: A potential adjunct for the treatment of gastrointestinal cancers?

Gastrointestinal cancers are among the most prevalent cancers in the general population. Despite effective early diagnostics and intervention, the gastrointestinal cancer-related mortality still remains elevated. Berberine (BBR) is a benzyl tetra isoquinoline alkaloid exracted from several plants. BBR is nontoxic to human normal cells, but suppresses the growth of different tumor cells: melanoma, epidermoid carcinoma, hepatoma, oral carcinoma, glioblastoma, prostatic carcinoma, and gastric carcinoma. In par...

In silico drug absorption tract: An agent-based biomimetic model for human oral drug absorption.

An agent-based modeling approach has been suggested as an alternative to traditional, equation-based modeling methods for describing oral drug absorption. It enables researchers to gain a better understanding of the pharmacokinetic (PK) mechanisms of a drug. This project demonstrates that a biomimetic agent-based model can adequately describe the absorption and disposition kinetics both of midazolam and clonazepam.

Hepatic NPC1L1 promotes hyperlipidemia in LDL receptor deficient mice.

Niemann-Pick C1-like1 (NPC1L1), a crucial cholesterol absorption receptor expressed in human intestine and liver. But in mouse it is only expressed in intestine. Previous studies elucidated that expression of human NPC1L1 in mouse liver led to increase of plasma cholesterol due to activation of absorption from bile. However, hepatic NPC1L1 function was not elucidated in LDL receptor deficient mouse (LDLR-/-) in which LDL was a main lipoprotein as in human.

Label-free fluorescent aptasensor berberine-based strategy for ultrasensitive detection of Hg ion.

A label-free fluorescent aptasensing platform was fabricated and a simple and rapid method to detect Hg ion in aqueous solution was put forward by means of berberine and Hg ion-aptamer are as the fluorescence probe and the recognition element, respectively. Various factors including the concentration of berberine, Hg ion and Hg ion-aptamer, pH effect and the reaction time were investigated in detail. Under the optimal experimental conditions, in the sensing system, the fluorescence intensity changes display...

In vivo endogenous proteolysisyielding beta-caseinderived bioactive beta-casomorphin peptides in human breast milk for infant nutrition.

Objective Beta-casein is a major protein in breast milk and an important source for several bioactive peptides that are encrypted within the sequence. Beta-casomorphins (BCMs) are short-chain proteolytic peptides that are derived from the beta-casein protein and have opioid effects in newborns. Human milk is known to contain naturally occurring milk-protein-derived bioactive peptides but the identification of naturally occurring beta-casein-derived BCMs in human breast milk has been limited due to difficult...


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