Results 51 to 60 of about 2,331 (162)

PKC-Mediated Potentiation of Morphine Analgesia by St. John’s Wort in Rodents and Humans

open access: yesJournal of Pharmacological Sciences, 2014
Our purpose was to combine the use of morphine with clinically available inhibitors of protein kinase C (PKC), finally potentiating morphine analgesia in humans.
Nicoletta Galeotti   +3 more
doaj   +1 more source

Evaluation of the Antioxidant Status of Ethanolic Extract of Hypericum perforatum and Its Effect on Performance, Immune System, Antioxidant Status and Plasma Biochemical Indices of Broiler Chickens

open access: yesVeterinary Medicine and Science, Volume 12, Issue 4, July 2026.
Hypericum perforatum ethanolic extract (HPEE) at the levels of 0, 150, 300 and 450 mg/kg were used and dietary treatments did not affect growth performance including feed intake, body weight and feed conversion ratio. The HPPE reduced the abdominal fat and improved meat quality in broilers.
Hojjat Seraji‐Kopkan   +3 more
wiley   +1 more source

Über das Hypericin (Hypericumrol)

open access: yes, 1911
ÜBER DAS HYPERICIN (HYPERICUMROL) Details: Zeitschrift für physiologische Chemie: 1.1877-20.1895 Hoppe-Seyler's Zeitschrift für physiologische Chemie: 21.1895- 112.1921 (-) Hoppe-Seyler's Zeitschrift für Physiologische Chemie (73) ( - )
Cerny, C.
core   +2 more sources

Advancing design strategies in smart stimulus‐responsive liposomes for drug release and nanomedicine

open access: yesBMEMat, Volume 4, Issue 2, June 2026.
Schematic illustration of stimulus‐responsive liposomes designed for controlled drug release and nanomedicine. The innermost circle represents different liposomal structures, including unilamellar, multilamellar, and multivesicular liposomes. The middle layer illustrates the responsive phospholipid components.
Yuchen Guo   +9 more
wiley   +1 more source

The impact of aggregation on the biodistribution of hypericin

open access: yesInternational Journal of Oncology, 2006
Hypericin is a potent agent in the photodynamic therapy of cancers and accumulates to a large extent in tumor tissue. To better understand the impact of hypericin aggregates present in the delivery vehicle on the biodistribution of the compound, we compared the in vivo tissue accumulation after administering hypericin suspended as coarse aggregates in ...
Marie, Van De Putte   +4 more
openaire   +3 more sources

Hypericins as Potential Leads for New Therapeutics [PDF]

open access: yesInternational Journal of Molecular Sciences, 2010
70 years have passed since the first isolation of the naphthodianthrones hypericin and pseudohypericin from Hypericum perforatum L. Today, they continue to be one of the most promising group of polyphenols, as they fascinate with their physical, chemical and important biological properties which derive from their unique chemical structure.
KARIOTI, ANASTASIA, BILIA, ANNA RITA
openaire   +3 more sources

Immunogenic Cell Death: Unlocking New Frontiers in Cancer Immunotherapy

open access: yesCancer Innovation, Volume 5, Issue 3, June 2026.
Immunogenic cell death ICD is a specific type of stress‐induced cell death that results in adaptive immune response and generating an immunological memory. The development of strategies that induce ICD are considered highly effective in the treatment of cancer within the bounds of immunotherapy.
Katherine Yaacoub
wiley   +1 more source

Traditional Respiratory Remedies From Anatolia: Ethnobotanical Insights and Bioactive Properties

open access: yesChemistry &Biodiversity, Volume 23, Issue 6, June 2026.
ABSTRACT Respiratory disorders, ranging from acute viral infections such as influenza and bronchitis to chronic inflammatory conditions including chronic obstructive pulmonary disease, asthma, emphysema, and pneumonia, represent a major global health burden, affecting millions annually. Traditional Anatolian folk medicine has long relied on plant‐based
Golshan Zare   +5 more
wiley   +1 more source

Enhanced hypericin production in Hypericum perforatum and Hypericum pruinatum in response to inoculation with two fungal pathogens

open access: yesPlant Protection Science, 2005
Recent years has seen increasing interest in the genus Hypericum because it is the source of a variety of compounds and the biological activities of the genus are mainly derived from its hypericin content.
Cüneyt Çirak   +4 more
doaj   +1 more source

Performance of NIR‐Based Regression Models for Hyperforin Quantification in St. John's Wort Under Temporal Validation

open access: yesJournal of Chemometrics, Volume 40, Issue 6, June 2026.
ABSTRACT This study investigates the performance of near‐infrared (NIR)‐based partial least squares (PLS) regression models for quantifying hyperforin in Hypericum perforatum L., with particular emphasis on temporal validation and robustness analysis. Dried and ground Hypericum samples were analyzed using three different NIR spectrometers: one benchtop
Nele‐Elin Schröter, Knut Baumann
wiley   +1 more source

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