Thirty percent of Americans report insomnia. After eliminating obvious causes, the best therapy for insomnia is cognitive behavioral therapy, but this is not widely available. However, all the known oral sleeping aides are generally unsatisfactory. Recently, a new class of safe, nonaddicting, mechanism-based hypocretin blockers have been developed. Herein we review the information not only for insomnia but also for narcolepsy.
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http://dx.doi.org/10.1016/j.amjmed.2024.11.019 | DOI Listing |
Nature
January 2025
Department of Chemical and Biomolecular Engineering, University of California, Los Angeles, Los Angeles, CA, USA.
Carbon-hydrogen (C-H) bonds are the foundation of essentially every organic molecule, making them an ideal place to do chemical synthesis. The key challenge is achieving selectivity for one particular C(sp)-H bond. In recent years, metalloenzymes have been found to perform C(sp)-H bond functionalization.
View Article and Find Full Text PDFEClinicalMedicine
February 2025
Department of Obstetrics and Gynecology, Queen Mary Hospital, the University of Hong Kong, Hong Kong SAR, China.
Progress towards achieving global elimination of hepatitis B virus (HBV) by 2030 remains unsatisfactory. Prevention of mother to child transmission is crucial but current Clinical Practice Guidelines (CPGs) gave diverse recommendations, creating confusion and leading to significant challenges in the practical implementation across various regions owing to global inequity. We reviewed 47 CPGs on the management of hepatitis B during pregnancy against twelve important clinical questions.
View Article and Find Full Text PDFNat Rev Urol
January 2025
Department of Urology, Guy's and St Thomas' NHS Foundation Trust, London, UK.
Anterior prostate cancers (APCs) are a group of impalpable neoplasms located in regions anterior to the urethra, which comprise the transition zone, apical peripheral zone and anterior fibromuscular stroma. These regions are typically undersampled using conventional biopsy schemes, leading to a low detection rate for APC and a high rate of false negatives. Radical prostatectomy series suggest prevalence rates of at least 10-30%, but transperineal systematic biopsy is ideal for diagnosis, particularly where multiparametric MRI is unavailable.
View Article and Find Full Text PDFColloids Surf B Biointerfaces
January 2025
Shaanxi Key Laboratory of Catalysis, School of Chemistry and Environment Science, Shaanxi University of Technology, No.1 East 1st Ring Road, Hanzhong, Shaanxi 723001, PR China.
The advantages of large surface area, high volume ratio, good biocompatibility, and controllable surface functionalization make hollow mesoporous silica nanoparticles (HMSNs) an ideal drug carrier. HMSNs can achieve high efficiency, targeting, and controlled release by adjusting the microstructure and surface modification of its particles, which makes it broad application prospects in the field of medical therapy, especially in cancer therapy. Numerous studies have shown that preparation method, shape, particle size, hollow inner diameter, aperture and wall thickness of the HMSNs, the characteristics of the drugs, the interaction between the drugs and the carriers, and the external environment all closely affect the drug delivery, release, and efficacy.
View Article and Find Full Text PDFProgrammed cell death (PCD) is a significant factor in the progression of hepatocellular carcinoma (HCC) and might serve as a crucial marker for predicting HCC prognosis and therapy response. However, the classification of HCC based on diverse PCD patterns requires further investigation. This study identified a novel molecular classification named PCD subtype (C1, C2, and C3) based on the genes associated with 19 PCD patterns, distinguished by clinical, biological functional pathways, mutations, immune characteristics, and drug sensitivity.
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