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1.
Molecules ; 28(4)2023 Feb 16.
Artículo en Inglés | MEDLINE | ID: mdl-36838849

RESUMEN

Many plants are used by the population through popular knowledge passed from generation to generation for the treatment of various diseases. However, there is not always any scientific content supporting these uses, which is very important for safety. One of these plants is the fruit of the Spondias genus, which during its processing generates various residues that are discarded, but which also have pharmacological properties. The focus of this review is to survey the pharmacological activities that Spondias genus shows, as well as which part of the plant is used, since there is a lot of richness in its by-products, such as leaf, bark, resin, seed, and peel, which are discarded and could be reused. The main activities of this genus are antioxidant, anti-inflammatory, antidiabetic, antifungal, and antiviral, among others. These properties indicate that this genus could be used in the treatment of several diseases, but there are still not many products available on the market that use this genus as an active ingredient.


Asunto(s)
Anacardiaceae , Extractos Vegetales , Etnofarmacología , Extractos Vegetales/química , Fitoterapia , Medicina Tradicional , Fitoquímicos
2.
Molecules ; 28(3)2023 Feb 02.
Artículo en Inglés | MEDLINE | ID: mdl-36771111

RESUMEN

Achieving the best possible outcome for the therapy is the main goal of a medicine. Therefore, nanocarriers and co-delivery strategies were invented to meet this need, as they can benefit many diseases. This approach was applied specifically for cancer treatment, with some success. However, these strategies may benefit many other clinical issues. Skin is the largest and most exposed organ of the human body, with physiological and psychological properties. Due to its exposition and importance, it is not difficult to understand how many skin diseases may impact on patients' lives, representing an important burden for society. Thus, this review aims to summarize the state of the art in research concerning nanocarriers and co-delivery strategies for topical agents' applications targeting skin diseases. The challenge for the medicine of the future is to deliver the drug with spatial and temporal control. Therefore, the co-encapsulation of drugs and the appropriate form of administration for them are so important and remain as unmet needs.


Asunto(s)
Nanopartículas , Enfermedades de la Piel , Humanos , Preparaciones Farmacéuticas/metabolismo , Piel/metabolismo , Absorción Cutánea , Enfermedades de la Piel/metabolismo , Sistemas de Liberación de Medicamentos , Portadores de Fármacos/metabolismo , Administración Cutánea , Administración Tópica
3.
J Control Release ; 353: 802-822, 2023 01.
Artículo en Inglés | MEDLINE | ID: mdl-36521691

RESUMEN

This paper provides a review of the literature on the use of Pluronic® triblock copolymers for drug encapsulation over the last 10 years. A special focus is given to the progress of drug delivery systems (e.g., micelles, liposomes, micro/nanoemulsions, hydrogels and nanogels, and polymersomes and niosomes); the beneficial aspects of Pluronic® triblock copolymers as biological response modifiers and as pharmaceutical additives, adjuvants, and stabilizers, are also discussed. The advantages and limitations encountered in developing site-specific targeting approaches based on Pluronic-based nanostructures in cancer treatment are highlighted, in addition to innovative examples for improving tumor cytotoxicity while reducing side effects.


Asunto(s)
Neoplasias , Poloxámero , Humanos , Poloxámero/química , Polímeros/química , Sistemas de Liberación de Medicamentos , Micelas , Neoplasias/tratamiento farmacológico
4.
Nat Prod Res ; 36(17): 4475-4481, 2022 Sep.
Artículo en Inglés | MEDLINE | ID: mdl-34618614

RESUMEN

Baru nuts (Dipteryx alata Vog.) are a native species from Brazil, rich in phenols and other antioxidants, with high socioeconomic value and possible pharmaceutical applications. Here we investigated baru nut ethanolic extract (BNEE) antioxidant and wound healing activities in human NCI-H441 and A549 lung epithelial cell lines for a possible use in conditions related to oxidative stress and wound healing impairments, such as chronic obstructive pulmonary disease (COPD). BNEE was characterised with high DPPH free radical scavenging activity and high total phenolics content, amongst them gallic acid, that was identified and quantified by HPLC. BNEE was not cytotoxic at concentrations studied, reduced the levels of reactive oxygen species before and during oxidative stress and increased wound healing in cell monolayers. These are the first steps to investigate the beneficial properties of baru in diseases related to oxidative stress and wound healing impairments such as COPD.


Asunto(s)
Dipteryx , Enfermedad Pulmonar Obstructiva Crónica , Antioxidantes/análisis , Antioxidantes/farmacología , Dipteryx/química , Células Epiteliales , Humanos , Pulmón , Nueces/química , Fenoles/análisis , Fenoles/farmacología , Extractos Vegetales/análisis , Extractos Vegetales/farmacología , Enfermedad Pulmonar Obstructiva Crónica/tratamiento farmacológico , Cicatrización de Heridas
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