Peptides are central to the regulation and modulation of the chemical reactions and biological responses that occur in nature. Many physiological processes are affected by the interactions of these peptides, including cell proliferation and migration, inflammation, melanogenesis, angiogenesis and innate immunity. Thus, biologically active peptides offer a great potential medically and therapeutically. Moreover, the ability to generate synthetic peptides with attention to specifically modulating their pharmacokinetics and properties for increased potency, delivery and stability has spurred much interest in this rapidly growing field of research. In this review, we focus on the therapeutic uses of bioactive peptides as antimicrobials and effectors of neurotransmitter release. We also highlight the advantages and challenges associated with this new technology and discuss methods for improving oligopeptide transdermal delivery.
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http://dx.doi.org/10.1111/j.1600-0625.2012.01527.x | DOI Listing |
J Exp Clin Cancer Res
January 2025
Department of Pharmacology, School of Pharmacy, China Medical University, No.77 Puhe Road, Shenyang North New Area, Shenyang, Liaoning Province, 110122, P. R. China.
The excision of introns from pre-mRNA is a crucial process in the expression of the majority of genes. Alternative splicing allows a single gene to generate diverse mRNA and protein products. Aberrant RNA splicing is recognized as a molecular characteristic present in almost all types of tumors.
View Article and Find Full Text PDFJ Nanobiotechnology
January 2025
Krefting Research Centre, Department of Internal Medicine and Clinical Nutrition, Institute of Medicine at Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Extracellular vesicles (EVs) are taken up by most cells, however specific or preferential cell targeting remains a hurdle. This study aims to develop an EV that targets cells involved in inflammation, specifically those expressing intercellular adhesion molecule-1 (ICAM-1). To target these cells, we overexpress the ICAM-1 binding receptor "lymphocyte function-associated antigen-1" (LFA-1) in HEK293F cells, by sequential transfection of plasmids of the two LFA-1 subunits, ITGAL and ITGB2 (CD11a and CD18).
View Article and Find Full Text PDFJ Nanobiotechnology
January 2025
Shandong Key Laboratory of Proteins and Peptides Pharmaceutical Engineering, Shandong Universities Key Laboratory of Biological Medicine, School of Life Science and Technology, Shandong Second Medical University, 7166 # Baotong West Street, Weifang, Shandong, 261053, People's Republic of China.
Background: Diabetic foot ulcers (DFU) are severe complications of diabetes, posing significant health and societal challenges. Accumulation of reactive oxygen species (ROS) and elevated glucose levels are primary factors affecting diabetic wound healing. Achieving effective treatment by reducing ROS alone is challenging, as high glucose levels continuously drive ROS production.
View Article and Find Full Text PDFAnn Pharmacother
January 2025
Faculty of Medical & Health Sciences, Tel Aviv University, Tel Aviv, Israel.
Objective: There is limited knowledge about severe urinary tract infections associated with SGLT2i, despite this being the basis for the Food and Drug Administration (FDA) warning. We aim to provide real-world evidence to clarify this relationship further.
Data Source: A literature review was performed in PubMed and Embase for cohort studies published up to August 2024 using PICO-consistent terms.
Nat Rev Nephrol
January 2025
New York University Grossman School of Medicine, New York, NY, USA.
The timely and rational institution of therapy is a key step towards reducing the global burden of chronic kidney disease (CKD). CKD is a heterogeneous entity with varied aetiologies and diverse trajectories, which include risk of kidney failure but also cardiovascular events and death. Developments in the past decade include substantial progress in CKD risk prediction, driven in part by the accumulation of electronic health records data.
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