1.Ideas of Traditional Chinese Medicine Treatment of Pancreatic Endocrine and Exocrine Co-Morbidities from the Attributes of Zang-Fu Organs of Pancreas
Yulin LENG ; Jiacheng YIN ; Xianglong LI ; Jiahong ZHANG ; Yi SU ; Hong GAO ; Chunguang XIE ; Xiaoxu FU
Journal of Traditional Chinese Medicine 2025;66(2):145-149
Based on advancements in modern medical research regarding the intricate connection between the endocrine and exocrine functions of the pancreas, as well as the relationship between pancreatic functions and traditional Chinese medicine (TCM) spleen system, this paper discussed the categorization of the pancreas. It is proposed that the pancreas is neither a true zang organ nor a fu organ, but possessed the attributes of an extraordinary fu-organ and can be classified under the spleen. The spleen governs transportation and transformation, ascent of the clear and dispersion of essence, which encompasses the endocrine and exocrine functions, and pancreatic enzymes and glucose-regulating hormones form the material basis for the spleen's function of dispersing essence. Diseases of the pancreas exhibit characteristics of both zang-organ deficiency and fu-organ excess, so treatment should simultaneously supplement zang-organ disease and regulate fu-organ disease when pancreas showing endocrine and exocrine co-morbidities, with focus on restoring the pancreas (spleen)'s dispersing essence function. Therapeutic strategies include supplementing spleen qi, nourishing spleen yin to strengthen spleen earth, unblocking spleen collaterals, raising spleen yang, and removing spleen turbidity to support the spleen's dispersing essence function, so as to replenish the essential qi of zang-fu organs, ensure their distribution throughout the body, and improve the endocrine and exocrine functions of the pancreas.
2.Mechanisms of Intestinal Microecology in Hyperuricemia and Traditional Chinese Medicine Intervention:A Review
Mingyuan FAN ; Jiuzhu YUAN ; Hongyan XIE ; Sai ZHANG ; Qiyuan YAO ; Luqi HE ; Qingqing FU ; Hong GAO
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(5):329-338
In recent years, hyperuricemia (HUA) has shown a rapidly increasing incidence and tends to occur in increasingly young people, with a wide range of cardiac, renal, joint, and cancerous hazards and all-cause mortality associations. Western medicine treatment has limitations such as large liver and kidney damage, medication restriction, and easy recurrence. The intestine is the major extra-renal excretion pathway for uric acid (UA), and the intestinal microecology can be regulated to promote UA degradation. It offers great potential to develop UA-lowering strategies that target the intestinal microecology, which are promising to provide safer and more effective therapeutic approaches. Traditional Chinese medicine (TCM) can treat HUA via multiple targets and multiple pathways from a holistic view, with low toxicity and side effects. Studies have shown that intestinal microecology is a crucial target for TCM in the treatment of HUA. However, its specific mechanism of action has not been fully elucidated. Focusing on the key role of intestinal microecology in HUA, this review explores the relationship between intestinal microecology and HUA in terms of intestinal flora, intestinal metabolites, intestinal UA transporters, and intestinal barriers. Furthermore, we summarize the research progress in TCM treatment of HUA by targeting the intestinal microecology, with the aim of providing references for the development of TCM intervention strategies for HUA and the direction of future research.
3.Analysis and Discussion of Traditional Chinese Medicine and Compounds to Improve Diabetic Cardiomyopathy by Regulating Cardiomyocyte Pyroptosis
Ying ZHANG ; Chengzhi XIE ; Chang FU ; Jianxun REN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(8):260-267
Diabetic cardiomyopathy (DCM) is a myocardium-specific microvascular disease caused by diabetes mellitus that impairs the structure and function of the heart. It is the major cause of morbidity and mortality in diabetic individuals. Traditional Chinese medicine (TCM) has extensive clinical experience and precise efficacy in treating DCM, and its multi-target, multi-pathway, multi-component, and low side effect approach can slow the progression of DCM and improve the symptoms while effectively dealing with the complexity and long-term nature of its pathological process. Many recent studies have demonstrated that pyroptosis accompanied by inflammatory response is one of the main types of myocardial injury in DCM, which promotes the development of DCM and is closely related to pathological changes such as oxidative stress, myocardial fibrosis, myocardial hypertrophy, and decreased cardiac function in the course of DCM. These findings also provide a theoretical foundation for future research into potential therapy techniques and intervention mechanisms for DCM. By searching and analyzing relevant literature from several databases, including CNKI, PubMed, Web of Science, Excerpt Medica, Science Direct, and Springer, this study aimed to comprehensively analyze the characteristics of the effects of TCM and compounds in intervening in cardiomyocyte pyroptosis in DCM in recent years and explore the potential mechanisms. It also reveals the potential of effective components of TCM and compounds in preventing and controlling DCM from the standpoint of cardiomyocyte pyroptosis and provides a new way of thinking and more experimental evidence for the clinical application of TCM in treating DCM.
4.Pharmacokinetic study of 3 blood-absorbed components of Xiangshao sanjie oral liquid in rats with hyperplasia of mammary gland
Yu ZHANG ; Jiaming LI ; Dan PENG ; Ruoqiu FU ; Yue MING ; Zhengbi LIU ; Jingjing WANG ; Shiqi CHENG ; Hongjun XIE ; Yao LIU
China Pharmacy 2025;36(6):680-685
OBJECTIVE To explore the pharmacokinetic characteristics of 3 blood-absorbed components of Xiangshao sanjie oral liquid in rats with hyperplasia of mammary gland (HMG). METHODS Female SD rats were divided into control group and HMG group according to body weight, with 6 rats in each group. The HMG group was given estrogen+progesterone to construct HMG model. After modeling, two groups were given 1.485 g/kg of Xiangshao sanjie oral liquid (calculated by crude drug) intragastrically, once a day, for 7 consecutive days. Blood samples were collected before the first administration (0 h), and at 5, 15, 30 minutes and 1, 2, 4, 8, 12, 24 hours after the last administration, respectively. Using chlorzoxazone as the internal standard, the plasma concentrations of ferulic acid, paeoniflorin and rosmarinic acid in rats were detected by UPLC-Q/TOF-MS. The pharmacokinetic parameters [area under the drug time curve (AUC0-24 h, AUC0-∞), mean residence time (MRT0-∞), half-life (t1/2), peak time (tmax), peak concentration (cmax)] were calculated by the non-atrioventricular model using Phoenix WinNonlin 8.1 software. RESULTS Compared with the control group, the AUC0-24 h, AUC0-∞ and cmax of ferulic acid in the HMG group were significantly increased (P<0.05); the AUC0-24 h, AUC0-∞ , MRT0-∞ , t1/2 and cmax of paeoniflorin increased, but there was no significant difference between 2 groups (P>0.05); the AUC0-24 h and MRT0-∞ of rosmarinic acid were significantly increased or prolonged (P<0.05). C ONCLUSIONS In HMG model rats, the exposure of ferulic acid, paeoniflorin and rosmarinic acid in Xiangshao sanjie oral liquid all increase, and the retention time of rosmarinic acid is significantly prolonged.
5.Inhibition of ISO-induced hypertrophy and damage in H9c2 cells by total saponins from Ginseng Radix et Rhizoma and Notoginseng Radix et Rhizoma via promoting autophagy.
Cheng-Zhi XIE ; Ying ZHANG ; Chang FU ; Xiao-Shan CUI ; Rui-Na HAO ; Jian-Xun REN
China Journal of Chinese Materia Medica 2025;50(7):1841-1849
This paper primarily investigated the protective effects and potential mechanisms of total saponins from Ginseng Radix et Rhizoma and Notoginseng Radix et Rhizoma in alleviating isoprenaline(ISO)-induced hypertrophy and damage in H9c2 cardiomyocytes. Initially, H9c2 cardiomyocytes were used as the research subject to analyze the effects of ISO at different concentrations on cell hypertrophy and damage. On this basis, the H9c2 cardiomyocytes were divided into blank, model, and high-dose(200 μg·mL~(-1)), medium-dose(100 μg·mL~(-1)), and low-dose(50 μg·mL~(-1)) groups of total saponins from Ginseng Radix et Rhizoma and Notoginseng Radix et Rhizoma. Cell hypertrophy and damage models were induced by treating cells with 400 μmol·L~(-1) ISO for 24 hours. The Incucyte live-cell analysis system was utilized to observe the status, size changes, and confluence of the cells in each group. Cell viability was detected by using the CCK-8 assay. Western blot analysis was employed to detect the expression of Ras-associated protein 7A(RAB7A), sequestosome 1(SQSTM1/p62), autophagy-related protein Beclin1, and microtubule-associated protein 1 light chain 3(LC3). Immunofluorescence was used to detect the expression level of the autophagy marker Beclin1 in H9c2 cells. The results demonstrated that compared with the blank group, the model group showed a significant reduction in cell viability(P<0.01) and a marked increase in cell hypertrophy, with an average cell length growth of 13.53%. Compared with the model group, the high-dose, medium-dose, and low-dose groups of total saponins from Ginseng Radix et Rhizoma and Notoginseng Radix et Rhizoma exhibited reduced hypertrophy, with respective growths of 6.89%, 8.30%, and 8.49% and a significant decrease in growth rates(P<0.01). Cell viability in the high-dose of total saponins from Ginseng Radix et Rhizoma and Notoginseng Radix et Rhizoma was also significantly increased(P<0.01). Western blot and immunofluorescence results indicated that compared with the blank group, the model group showed changes in Beclin1, RAB7A, and p62 expression, as well as the LC3Ⅱ/LC3Ⅰ ratio, although most changes were not statistically significant. In the groups treated with total saponins from Ginseng Radix et Rhizoma and Notoginseng Radix et Rhizoma, the expression of autophagy-related proteins Beclin1 and RAB7A and the LC3Ⅱ/LC3Ⅰ ratio were significantly increased(P<0.05), while p62 expression significantly decreased(P<0.05). These findings collectively suggested that pretreatment of cells with total saponins from Ginseng Radix et Rhizoma and Notoginseng Radix et Rhizoma significantly enhanced autophagy activity in cells. In summary, total saponins from Ginseng Radix et Rhizoma and Notoginseng Radix et Rhizoma inhibit ISO-induced hypertrophy and damage in H9c2 cells by promoting autophagy, demonstrating potential cardioprotective effects and providing new insights and scientific evidence for their preventive and therapeutic use in cardiovascular diseases.
Autophagy/drug effects*
;
Saponins/pharmacology*
;
Panax notoginseng/chemistry*
;
Panax/chemistry*
;
Animals
;
Rats
;
Cell Line
;
Drugs, Chinese Herbal/pharmacology*
;
Rhizome/chemistry*
;
Isoproterenol/adverse effects*
;
Myocytes, Cardiac/cytology*
;
Hypertrophy/drug therapy*
6.Quality evaluation of Xinjiang Rehmannia glutinosa and Rehmannia glutinosa based on fingerprint and multi-component quantification combined with chemical pattern recognition.
Pan-Ying REN ; Wei ZHANG ; Xue LIU ; Juan ZHANG ; Cheng-Fu SU ; Hai-Yan GONG ; Chun-Jing YANG ; Jing-Wei LEI ; Su-Qing ZHI ; Cai-Xia XIE
China Journal of Chinese Materia Medica 2025;50(16):4630-4640
The differences in chemical quality characteristics between Xinjiang Rehmannia glutinosa and R. glutinosa were analyzed to provide a theoretical basis for the introduction and quality control of R. glutinosa. In this study, the high performance liquid chromatography(HPLC) fingerprints of 6 batches of Xinjiang R. glutinosa and 10 batches of R. glutinosa samples were established. The content of iridoid glycosides, phenylethanoid glycosides, monosaccharides, oligosaccharides, and polysaccharides in Xinjiang R. glutinosa and R. glutinosa was determined by high performance liquid chromatography-diode array detection(HPLC-DAD), high performance liquid chromatography-evaporative light scattering detection(HPLC-ELSD), and ultraviolet-visible spectroscopy(UV-Vis). The determination results were analyzed with by chemical pattern recognition and entropy weight TOPSIS method. The results showed that there were 19 common peaks in the HPLC fingerprints of the 16 batches of R. glutinosa, and catalpol, aucubin, rehmannioside D, rehmannioside A, hydroxytyrosol, leonuride, salidroside, cistanoside A, and verbascoside were identified. Hierarchical cluster analysis(HCA) and principal component analysis(PCA) showed that Qinyang R. glutinosa, Mengzhou R. glutinosa, and Xinjiang R. glutinosa were grouped into three different categories, and eight common components causing the chemical quality difference between Xinjiang R. glutinosa and R. glutinosa in Mengzhou and Qinyang of Henan province were screened out by orthogonal partial least squares discriminant analysis(OPLS-DA). The results of content determination showed that there were glucose, sucrose, raffinose, stachyose, polysaccharides, and nine glycosides in Xinjiang R. glutinosa and R. glutinosa samples, and the content of catalpol, rehmannioside A, leonuride, cistanoside A, verbascoside, sucrose, and glucose was significantly different between Xinjiang R. glutinosa and R. glutinosa. The analysis with entropy weight TOPSIS method showed that the comprehensive quality of R. glutinosa in Mengzhou and Qinyang of Henan province was better than that of Xinjiang R. glutinosa. In conclusion, the types of main chemical components of R. glutinosa and Xinjiang R. glutinosa were the same, but their content was different. The chemical quality of R. glutinosa was better than Xinjiang R. glutinosa, and other components in R. glutinosa from two producing areas and their effects need further study.
Rehmannia/classification*
;
Drugs, Chinese Herbal/chemistry*
;
Chromatography, High Pressure Liquid/methods*
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Quality Control
7.Clinical efficacy of endocrinotherapy combined with Shenqi Pills on patients with hormone-sensitive prostate cancer.
Yu-Hong XIE ; Gang YI ; Xiao-Wen YI ; Tong-Lin SUN ; Qun-Fang LIN ; Jun ZHOU ; Xin-Jun LUO ; Fang-Zhi FU ; Biao WANG ; Qin-Zheng WANG ; Lie ZHANG ; Yang YANG ; Rui-Song GAO ; Qing ZHOU
National Journal of Andrology 2025;31(4):341-348
OBJECTIVE:
The aim of this study is to explore the clinical efficacy and safety of endocrinotherapy combined with Shenqi Pills on hormone-sensitive prostate cancer (HSPC).
METHODS:
Eighty patients who were diagnosed with HSPC and renal-yang deficiency at the First Affiliated Hospital of Hunan University of Traditional Chinese Medicine and the Hospital of Traditional Chinese Medicine of Mayang Miao Autonomous County from 1st April 2021 to 30th April 2024 were randomly divided into 2 groups. The patients in the control group were treated with androgen deprivation therapy (ADT). And the patients in treatment group were treated with Shenqi Pills orally on the basis of the control group. The baseline data of the two groups were analyzed. After 36 months of treatment, the differences between the two groups were compared in terms of overall survival (OS), prostate-specific antigen (PSA) level, PSA response rate, Functional Assessment Scale for Prostate Cancer Therapy (FACT-P), Chinese medicine evidence scores, testosterone level and safety.
RESULTS:
A total of 80 study subjects were included in this study, including 42 cases in the treatment group and 38 cases in the control group. There was no statistical difference in the baseline data between the two groups before treatment (P>0.05). At the end of the observation period, a statistically significant difference in OS was found in the treatment group compared to the control group in the subgroup of patients with a disease duration ranged of 0-6 months (P<0.05). There was no statistically significant difference in PSA levels in the treatment group at 3 months (P>0.05). And the differences in the proportion of PSA50 (98.1% vs 91.4%), PSA90 (92.9% vs 84.6%) and the proportion of decrease in PSA (56.7% vs 33.8%) in the treatment group were found compared to those in the control group after 6 months of tre atment. After 12 months of treatment, the scores of FACT-4 and renal-yang deficiency in the treatment group were (95.28±7.93) and (15.73±5.70) respectively, compared to the scores in the control group ([85.46±10.12] and [18.20±4.27] (P<0.05). However, there was no significant difference in serum testosterone ([0.60±0.24] nmol/L vs [1.09±2.10] nmol/L) between the two groups (P>0.05). After 24 months of treatment, there were significant differences in in the FACT-4 total score ([97.95±7.54] vs [80.33±8.58]), renal-yang deficiency syndrome score ([14.64±5.15] vs [24.94±8.75]) between the treatment group and the control group (P<0.05). However, there was no significant difference in serum testosterone ( [0.73±1.01] nmol/L vs [0.59±0.25] nmol/L) between the two groups (P> 0.05). Better therapeutic results were showed in the treatment group in terms of total FACT-P score, physical situation score, social and family situation score, emotional state score, functional state score, additional score and renal-yang deficiency symptom score (P<0.05). After treatment, there was no serious adverse reaction in the course of treatment, and no obvious abnormality was found in the liver and kidney function of the patients from two groups.
CONCLUSION
Endocrinotherapy combined with Shenqi Pills is safe and effective in HSPC and can reduce the risk of death in HSPC patients, and the earlier the intervention, the longer the overall survival of the patients. In addition, this treatment regimen can increase the PSA response rate, improve patients' quality of life, and reduce the renal-yang deficiency syndrome score without the risk of elevating serum testosterone levels.
Humans
;
Male
;
Drugs, Chinese Herbal/therapeutic use*
;
Prostatic Neoplasms/drug therapy*
;
Androgen Antagonists/therapeutic use*
;
Prostate-Specific Antigen/blood*
;
Aged
;
Middle Aged
;
Treatment Outcome
;
Testosterone
8.Pseudolaric Acid B Alleviates Non-alcoholic Fatty Liver Disease by Targeting PPARα to Regulate Lipid Metabolism and Promote Mitochondrial Biogenesis.
Shu-Yan LIU ; Xiao-Wei ZHANG ; Gai GAO ; Chang-Xin LIU ; Hui CHEN ; Zhong-Xue FU ; Jiang-Yan XU ; Zhen-Zhen WANG ; Zhen-Qiang ZHANG ; Zhi-Shen XIE
Chinese journal of integrative medicine 2025;31(10):877-888
OBJECTIVE:
To investigate the therapeutic potential of pseudolaric acid B (PAB) on non-alcoholic fatty liver disease (NAFLD) and its underlying molecular mechanism in vitro and in vivo.
METHODS:
Eight-week-old male C57BL/6J mice (n=32) were fed either a normal chow diet (NCD) or a high-fat diet (HFD) for 8 weeks. The HFD mice were divided into 3 groups according to a simple random method, including HFD, PAB low-dose [10 mg/(kg·d), PAB-L], and PAB high-dose [20 mg/(kg·d), PAB-H] groups. After 8 weeks of treatment, glucose metabolism and insulin resistance were assessed by oral glucose tolerance test (OGTT) and insulin tolerance test (ITT). Biochemical assays were used to measure the serum and cellular levels of total cholesterol (TC), triglycerides (TG), aspartate aminotransferase (AST), alanine aminotransferase (ALT), low-density lipoprotein cholesterol (LDL-C), and high-density lipoprotein cholesterol (HDL-C). White adipose tissue (WAT), brown adipose tissue (BAT) and liver tissue were subjected to hematoxylin and eosin (H&E) staining or Oil Red O staining to observe the alterations in adipose tissue and liver injury. PharmMapper and DisGeNet were used to predict the NAFLD-related PAB targets. Peroxisome proliferator-activated receptor alpha (PPARα) pathway involvement was suggested by Kyoto Encyclopedia of Genes and Genomes (KEGG) and search tool Retrieval of Interacting Genes (STRING) analyses. Luciferase reporter assay, cellular thermal shift assay (CETSA), and drug affinity responsive target stability assay (DARTS) were conducted to confirm direct binding of PAB with PPARα. Molecular dynamics simulations were applied to further validate target engagement. RT-qPCR and Western blot were performed to assess the downstream genes and proteins expression, and validated by PPARα inhibitor MK886.
RESULTS:
PAB significantly reduced serum TC, TG, LDL-C, AST, and ALT levels, and increased HDL-C level in HFD mice (P<0.01). Target prediction analysis indicated a significant correlation between PAB and PPARα pathway. PAB direct target binding with PPARα was confirmed through luciferase reporter assay, CETSA, and DARTS (P<0.05 or P<0.01). The target engagement between PAB and PPARα protein was further confirmed by molecular dynamics simulations and the top 3 amino acid residues, LEU321, MET355, and PHE273 showed the most significant changes in mutational energy. Subsequently, PAB upregulated the genes expressions involved in lipid metabolism and mitochondrial biogenesis downstream of PPARα (P<0.05 or P<0.01). Significantly, the PPARα inhibitor MK886 effectively reversed the lipid-lowering and PPARα activation properties of PAB (P<0.05 or P<0.01).
CONCLUSION
PAB mitigates lipid accumulation, ameliorates liver damage, and improves mitochondrial biogenesis by binding with PPARα, thus presenting a potential candidate for pharmaceutical development in the treatment of NAFLD.
Animals
;
PPAR alpha/metabolism*
;
Non-alcoholic Fatty Liver Disease/pathology*
;
Male
;
Mice, Inbred C57BL
;
Lipid Metabolism/drug effects*
;
Diterpenes/therapeutic use*
;
Organelle Biogenesis
;
Diet, High-Fat
;
Humans
;
Mice
;
Liver/metabolism*
;
Insulin Resistance
;
Mitochondria/metabolism*
;
Molecular Docking Simulation
9.RXRα modulates hepatic stellate cell activation and liver fibrosis by targeting CaMKKβ-AMPKα axis.
Lijun CAI ; Meimei YIN ; Shuangzhou PENG ; Fen LIN ; Liangliang LAI ; Xindao ZHANG ; Lei XIE ; Chuanying WANG ; Huiying ZHOU ; Yunfeng ZHAN ; Gulimiran ALITONGBIEKE ; Baohuan LIAN ; Zhibin SU ; Tenghui LIU ; Yuqi ZHOU ; Zongxi LI ; Xiaohui CHEN ; Qi ZHAO ; Ting DENG ; Lulu CHEN ; Jingwei SU ; Luoyan SHENG ; Ying SU ; Ling-Juan ZHANG ; Fu-Quan JIANG ; Xiao-Kun ZHANG
Acta Pharmaceutica Sinica B 2025;15(7):3611-3631
Hepatic stellate cells (HSCs) are the primary fibrogenic cells in the liver, and their activation plays a crucial role in the development and progression of hepatic fibrosis. Here, we report that retinoid X receptor-alpha (RXRα), a unique member of the nuclear receptor superfamily, is a key modulator of HSC activation and liver fibrosis. RXRα exerts its effects by modulating calcium/calmodulin-dependent protein kinase kinase β (CaMKKβ)-mediated activation of AMP-activated protein kinase-alpha (AMPKα). In addition, we demonstrate that K-80003, which binds RXRα by a unique mechanism, effectively suppresses HSC activation, proliferation, and migration, thereby inhibiting liver fibrosis in the CCl4 and amylin liver NASH (AMLN) diet animal models. The effect is mediated by AMPKα activation, promoting mitophagy in HSCs. Mechanistically, K-80003 activates AMPKα by inducing RXRα to form condensates with CaMKKβ and AMPKα via a two-phase process. The formation of RXRα condensates is driven by its N-terminal intrinsic disorder region and requires phosphorylation by CaMKKβ. Our results reveal a crucial role of RXRα in liver fibrosis regulation through modulating mitochondrial activities in HSCs. Furthermore, they suggest that K-80003 and related RXRα modulators hold promise as therapeutic agents for fibrosis-related diseases.
10.Pulmonary surfactant-biomimetic membranized coacervate injection for acute respiratory distress syndrome therapy.
Wei CHEN ; Qi XIE ; Zhanhao ZHOU ; Jia KANG ; Yuan GAO ; Haoyu ZHANG ; Samira BATUR ; Chuansheng FU ; Yunyun LI ; Conglian YANG ; Li KONG ; Zhiping ZHANG
Acta Pharmaceutica Sinica B 2025;15(11):5945-5965
Acute respiratory distress syndrome (ARDS) is the leading cause of respiratory failure with high morbidity and mortality. Pulmonary surfactant (PS)-based complementary therapies have exhibited potential for ARDS healing and applied as an adjunctive therapy strategy. Coacervate (Coac) has the characteristics of softness, deformability and excellent molecular enrichment properties, and has attracted extensive attention in the biomedical field. Here PS and coacervate were combined for the potential ARDS treatment. The Coac, fabricated from polyallylamine hydrochloride (PAH) and adenosine triphosphate (ATP) by simple mixing, exhibited soft droplet property and high enrichment for dexamethasone sodium phosphate (DSP). To avoid the fusion effect of membraneless coacervate and endow it with biological functions of PS, liposomes with PS-biomimetic lipid components (PS-lipo) were further introduced to construct PS-biomimetic membranized coacervate (DSP@PS-Coac). The DSP@PS-Coac demonstrated high lung targeting effect and significant penetration efficiency after intravenous injection. Furthermore, PS-lipo replenished the endogenous PS pool and facilitated the distribution of DSP in inflammatory cells in the lung. In the ARDS mouse model, PS-Coac and DSP exerted synergetic anti-inflammatory functions, via reducing the recruitment of inflammatory neutrophils and modulating macrophages into anti-inflammatory phenotype. The overall results confirmed that DSP@PS-Coac may provide a promising delivery option for the treatment of ARDS.

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