Background: Fruits of A. DC. (Sapotaceae) are traditionally used for the treatment of diarrhea. The present study aimed at investigating modes of actions of this fruits for antidiarrheal action to guide future drug development process.
Methods: Fractions of chloroform, n-butanol, and water were obtained from 80% methanol extract, which was prepared by maceration. Antidiarrheal activities and the modes of actions were investigated in mice.
Results: In castor oil induced diarrheal model, the extract delayed onset of diarrhea and reduced number and weight of feces at all tested doses significantly. In this model all fractions significantly delayed onset of diarrhea at all tested doses. Charcoal meal test showed that the extract and all the fractions produced a significant antimotility effect at all tested doses. Enteropooling test showed that the extract as well as n-butanol and aqueous fractions at all tested doses produced a significant decline in volume and weight of intestinal contents, whereas chloroform fraction had substantial effect only at high dose.
Conclusion: This study demonstrated that the extract and solvent fractions produced antidiarrheal activities due to dual inhibitory effect, intestinal motility, and fluid secretion, with the aqueous fraction being the most active among fractions in three models.
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http://dx.doi.org/10.1155/2017/4103410 | DOI Listing |
Neurol Ther
January 2025
Clinical Pharmacology, AbbVie Inc., 1 North Waukegan Rd., North Chicago, IL, 60064, USA.
Introduction: Atogepant is a calcitonin gene-related peptide receptor antagonist approved for the preventive treatment of migraine in adults in the USA, EU, and several other countries. The objectives of this study were to evaluate the pharmacokinetics (PK) and dose proportionality of atogepant in healthy Japanese participants, evaluate the safety and tolerability of atogepant in Japanese participants, and explore the differences in the PK and safety of atogepant in Japanese vs white participants.
Methods: A total of 50 participants (40 Japanese and 10 white) were enrolled into five cohorts; Japanese cohorts were randomized in a 4:1 ratio to atogepant (10 mg, 30 mg, or 60 mg daily dosing and 60 mg twice daily) or placebo.
BDJ Open
January 2025
Fukuoka Nursing College, Graduate School of Nursing, 2-15-1 Tamura, Sawara-ku, Fukuoka, 814-0193, Japan.
Background: Oral health professionals should have good COVID-19 vaccine literacy as should physicians and nurses. However, little is known about COVID-19 literacy and vaccine hesitancy among oral health professionals in Japan.
Aims: This study aimed to investigate the status of COVID-19 literacy and vaccine hesitancy among oral health professionals by comparing them with other healthcare workers (HCWs).
J Allergy Clin Immunol Pract
January 2025
Division of Rheumatology, Allergy, and Immunology, Department of Medicine, Massachusetts General Hospital, Boston, MA, USA; Harvard Medical School, Boston, MA, USA.
Pediatric antibiotic labels are common, and unnecessary antibiotic avoidance is associated with negative personal and public health outcomes; as a result, there is an increasing emphasis on the importance of pediatric antibiotic allergy evaluations. Different testing strategies have been advised, including skin testing and challenge testing with varied doses and duration. Established consensus testing protocols are lacking.
View Article and Find Full Text PDFJ Cannabis Res
January 2025
Division of General Internal Medicine, Mayo Clinic College of Medicine and Science, 200 First St SW, Rochester, MN, 55905, USA.
Background: Differences in cannabinoid metabolism and patient responses can arise even with equivalent doses and formulations. Genetic polymorphisms in genes responsible for cannabinoid metabolism and medications that alter CYP450 pathways responsible for metabolism of cannabinoids may account for some of this variability.
Materials And Methods: A retrospective chart review was conducted on a cohort of unselected patients who had previously completed pharmacogenomic testing and reported oral cannabis use, as defined as "oral" or "by mouth" route of administration.
J Cell Mol Med
January 2025
Department of Ophthalmology, Muğla Training and Research Hospital, Mugla, Turkey.
Nowadays, the use of monoclonal antibodies to target angiogenic signalling pathways is common, but, unfortunately, the clinical activity of these agents is limited. Thus, the development of approaches targeting multiple pathways for anti-angiogenic effect will lead to increase the clinical benefit. For this purpose, oleuropein, hesperidin, piperine, proanthocyanidins and retinoic acid, which have previously been proven to be bioactive components, anti-angiogenic performances were experimentally tested in retinal pigment epithelial cells.
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