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Updates every hour. Last Updated: 19-May-2026 04:16 ET (19-May-2026 08:16 GMT/UTC)
Pharmacokinetics, tissue distribution, and excretion of anthraquinones and their glucuronide metabolites from raw and steamed pieces of Rhei Radix et Rhizoma extract in constipation rats
Beijing Zhongke Journal Publising Co. Ltd.In the paper published on Science of Traditional Chinese Medicine (STCM), the authors employed UPLC-MS/MS technology and elucidated the processing principle of rhubarb pieces based on in vivo profile of components. This study comprehensively analyzed the dynamic in vivo changes of prototype anthraquinones and their glucuronide metabolites in rhubarb from the perspectives of absorption, distribution, and excretion. It proposed that processing can reduce the exposure of components, achieve targeted distribution in the intestine, and accelerate the excretion of components, thereby clarifying the processing mechanism of 'raw rhubarb purges while steamed rhubarb moderates'. This provides a solid research perspective for the study of the processing principles of traditional Chinese medicine.
- Journal
- Science of Traditional Chinese Medicine
Scientists embed GO-wrapped TiO2 in dental restorative composites for dental caries treatment
KeAi Communications Co., Ltd.Researchers have fabricated GO-wrapped TiO2 (GOx@TiO2) hybrid particles at room temperature by an electrostatic self-assembly process. The construction of GO0.005@TiO2 and the bimodal 1G59B filler as bimodal inorganic fillers is a new approach for achieving high-strength dental composites.
- Journal
- Advanced Nanocomposites
- Funder
- National Key Research and Development Program of China, National Natural Science Foundation of China
Body-compatible electrode developed: Rigid on insertion, soft once inside
Pohang University of Science & Technology (POSTECH)POSTECH researchers develop a bio-implant with virtually no immune response at the cellular and tissue level.
- Journal
- Advanced Materials
KIF13B attenuates sepsis-induced myocardial dysfunction through stabilization of PLIN5
ResearchTo investigate the role of KIF13B in SICD, a research team led by Prof. Xunde Xian from Peking University conducted a series of experiments using mouse models of sepsis and cultured cardiomyocytes.
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- Research
- Funder
- National Natural Science Foundation of China, Beijing Natural Science Foundation, Fundamental Research Funds for the Central Universities, Peking University Medicine plus X Pilot Program-Platform Construction Project, National Key Research and Development Program of China from the Ministry of Science and Technology, China Postdoctoral Science Foundation
Targeted delivery of "mitochondrial scavenger": Apoptotic vesicle membrane-mediated targeted endothelial mitochondrial transplantation-clearance therapy for diabetic wound healing
ResearchImpaired mitophagy and the accumulation of damaged mitochondria are key drivers of endothelial cell (EC) dysfunction in diabetic wounds. While mitochondrial transplantation (MT) has demonstrated therapeuticpotential in such mitochondrial damage-related diseases, its application is still thwarted by elusive mechanisms and practical hurdles such as poor targeting specificity and low delivery efficiency. Here, wereveal that MT acts by reactivating mitophagy to selectively eliminate dysfunctional mitochondria, therebyrestoring mitochondrial homeostasis and rescuing EC functionality. To exploit this discovery, we engineer abiomimetic MT strategy through coating EC-derived apoptotic vesicle membrane (AVM) onto the surfaceof isolated mitochondria. The resulting mitochondria–AVM complex (Mito-AVM) leverages homologoustargeting and phosphatidylserine-mediated “eat-me” signaling, achieving a remarkable 150% increasein delivery efficiency to ECs in diabetic wounds. Furthermore, we construct a 3-aminophenylboric acid-modified hyaluronic acid/polyvinyl alcohol hydrogel for the diabetic wound microenvironment, enablingreactive oxygen species/glucose-triggered sustained release of encapsulated Mito-AVM at the wound site. In summary, our work elucidates a fundamental mechanism of MT and provides an efficient and targetedstrategy for MT therapy, offering fresh perspectives for diabetic wound treatment.
The research findings have been published in Research under the title "Apoptotic Vesicle Membrane-Mediated Targeted Endothelial Mitochondrial Transplantation-Clearance Therapy for Diabetic Wound Healing."
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- Research
- Funder
- National Natural Science Foundation of China, Shanghai Clinical Research Center of Plastic and Reconstructive Surgery supported by the Science and Technology Commission of Shanghai Municipality, Shanghai Science and Technology Development Funds, The Fund For Excellent Young Scholars of Shanghai Ninth People’s Hospital, Shanghai JiaoTong University School of Medicine
New CHEST research statement identifies critical gaps in the science guiding e-cigarette regulation
American College of Chest Physicians- Journal
- CHEST Journal
Allergy under the microscope
Wroclaw Medical UniversityAllergen immunotherapy is entering the era of precision medicine. Instead of treating all allergy patients according to the same scheme, doctors can now tailor therapy to an individual’s molecular allergy profile and specific disease mechanisms. Thanks to modern diagnostics and biomarkers, it is becoming possible to distinguish true allergy from cross-reactivity, better predict treatment effectiveness, and improve patient safety. According to Prof. Marek Jutel from Wroclaw Medical University, allergology is moving toward highly personalized causal treatment, although wider implementation still requires further research, standardization, and broader access to advanced diagnostics.
- Journal
- Allergy
Awareness of exercise importance, information sources, and adherence in predialysis chronic kidney disease in Japan
Osaka Metropolitan UniversityAn Osaka Metropolitan University-led research team quantified the awareness of the importance of exercise and conducted a web-based survey of adults with predialysis CKD in Japan.
- Journal
- BMC Nephrology