1.Research progress in treatment of ulcerative colitis with traditional Chinese medicine.
Wen-Xin ZHENG ; Hong LI ; Chen MA ; Qin WANG ; Jian GU
China Journal of Chinese Materia Medica 2025;50(4):860-873
Ulcerative colitis(UC) is a chronic, non-specific inflammatory disease with a complex etiology and a tendency for recurrence. So far, the clinical efficacy of western medicine in treating UC has been poor and is often accompanied by adverse reactions. Therefore, the multi-target, multi-level, synergistic, and heterogeneous characteristics of traditional Chinese medicine(TCM) are more beneficial for the treatment of UC. As one of the largest microbiotas, the intestinal flora is closely related to human health and disease. Once the intestinal flora becomes dysfunctional, it can affect the integrity of the intestinal mucosal barrier, thereby exacerbating UC. Additionally, the abnormal activation of signaling pathways may lead to dysregulation of the inflammatory response and play an important role in the pathogenesis of UC. Many studies have shown that individual TCMs and their compounds can further protect the intestinal barrier and immune system function by regulating the intestinal flora and associated signaling pathways, achieving therapeutic effects for UC. This paper summarizes the latest research results in China and abroad on the regulation of intestinal flora and related signaling pathways by individual TCMs and compounds in the treatment of UC, aiming to provide theoretical references for the clinical practice of TCM in treating UC and for related new drug research and development.
Humans
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Colitis, Ulcerative/immunology*
;
Drugs, Chinese Herbal/administration & dosage*
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Gastrointestinal Microbiome/drug effects*
;
Animals
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Medicine, Chinese Traditional
2.Mechanism of Euphorbiae Ebracteolatae Radix processed by milk in reducing intestinal toxicity.
Chang-Li SHEN ; Hao WU ; Hong-Li YU ; Hong-Mei WEN ; Xiao-Bing CUI ; Hui-Min BIAN ; Tong-la-Ga LI ; Min ZENG ; Yan-Qing XU ; Yu-Xin GU
China Journal of Chinese Materia Medica 2025;50(12):3204-3213
This study aimed to investigate the correlation between changes in intestinal toxicity and compositional alterations of Euphorbiae Ebracteolatae Radix(commonly known as Langdu) before and after milk processing, and to explore the detoxification mechanism of milk processing. Mice were intragastrically administered the 95% ethanol extract of raw Euphorbiae Ebracteolatae Radix, milk-decocted(milk-processed), and water-decocted(water-processed) Euphorbiae Ebracteolatae Radix. Fecal morphology, fecal water content, and the release levels of inflammatory cytokines tumor necrosis factor-α(TNF-α) and interleukin-1β(IL-1β) in different intestinal segments were used as indicators to evaluate the effects of different processing methods on the cathartic effect and intestinal inflammatory toxicity of Euphorbiae Ebracteolatae Radix. LC-MS/MS was employed to analyze the small-molecule components in the raw product, the 95% ethanol extract of the milk-processed product, and the milky waste(precipitate) formed during milk processing, to assess the impact of milk processing on the chemical composition of Euphorbiae Ebracteolatae Radix. The results showed that compared with the blank group, both the raw and water-processed Euphorbiae Ebracteolatae Radix significantly increased the fecal morphology score, fecal water content, and the release levels of TNF-α and IL-1β in various intestinal segments(P<0.05). Compared with the raw group, all indicators in the milk-processed group significantly decreased(P<0.05), while no significant differences were observed in the water-processed group, indicating that milk, as an adjuvant in processing, plays a key role in reducing the intestinal toxicity of Euphorbiae Ebracteolatae Radix. Mass spectrometry results revealed that 29 components were identified in the raw product, including 28 terpenoids and 1 acetophenone. The content of these components decreased to varying extents after milk processing. A total of 28 components derived from Euphorbiae Ebracteolatae Radix were identified in the milky precipitate, of which 27 were terpenoids, suggesting that milk processing promotes the transfer of toxic components from Euphorbiae Ebracteolatae Radix into milk. To further investigate the effect of milk adjuvant processing on the toxic terpenoid components of Euphorbiae Ebracteolatae Radix, transmission electron microscopy(TEM) was used to observe the morphology of self-assembled casein micelles(the main protein in milk) in the milky precipitate. The micelles formed in casein-terpenoid solutions were characterized using particle size analysis, fluorescence spectroscopy, ultraviolet spectroscopy, and Fourier-transform infrared(FTIR) spectroscopy. TEM observations confirmed the presence of casein micelles in the milky precipitate. Characterization results showed that with increasing concentrations of toxic terpenoids, the average particle size of casein micelles increased, fluorescence intensity of the solution decreased, the maximum absorption wavelength in the UV spectrum shifted, and significant changes occurred in the infrared spectrum, indicating that interactions occurred between casein micelles and toxic terpenoid components. These findings indicate that the cathartic effect of Euphorbiae Ebracteolatae Radix becomes milder and its intestinal inflammatory toxicity is reduced after milk processing. The detoxification mechanism is that terpenoid components in Euphorbiae Ebracteolatae Radix reassemble with casein in milk to form micelles, promoting the transfer of some terpenoids into the milky precipitate.
Animals
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Mice
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Milk/chemistry*
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Drugs, Chinese Herbal/chemistry*
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Male
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Tumor Necrosis Factor-alpha/immunology*
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Intestines/drug effects*
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Interleukin-1beta/immunology*
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Tandem Mass Spectrometry
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Female
3.Clinical characteristics and outcomes of 11 neonates with venous thrombosis.
Xi-Ge GU ; Li-Ying DAI ; Xiao-Qing SHI ; Wen-Chao ZHANG ; Yong-Li ZHANG
Chinese Journal of Contemporary Pediatrics 2025;27(5):588-594
OBJECTIVES:
To summarize the clinical characteristics, diagnosis, and treatment outcomes of neonatal venous thrombosis.
METHODS:
A retrospective analysis was conducted on the clinical data of 11 neonates with venous thrombosis admitted to the Department of Neonatology of Anhui Children's Hospital from January 2019 to September 2024. The clinical characteristics, diagnostic approaches, treatments, and outcomes were analyzed.
RESULTS:
Among the 11 neonates diagnosed with venous thrombosis, 5 were male, and 6 were preterm infants, with a median gestational age of 35+6 weeks, birth weight of (2 322±1 069) g, and admission temperature of (36.6±0.4)°C. The median age at symptom onset was 6 days. Of the 11 cases, 8 limb venous thromboses and 1 portal vein thrombosis were confirmed by vascular ultrasound, and 2 cases of intracranial venous sinus thrombosis were confirmed by magnetic resonance imaging. Ten cases received low molecular weight heparin for anticoagulation, with a treatment duration of (24±15) days; 2 cases were treated with urokinase thrombolysis, and 4 cases received fresh frozen plasma transfusion. Thrombosis resolved in 7 cases before discharge. Partial resolution occurred in 2 cases before discharge (1 continued outpatient treatment until resolution and 1 resolved during follow-up). One case was transferred to another hospital after 1 day of treatment and was discharged after thrombosis reduction. No adverse reactions such as bleeding were observed. One neonate with cerebral infarction at admission did not receive heparin anticoagulation and was followed up as an outpatient.
CONCLUSIONS
Vascular ultrasound is the most commonly used diagnostic method for neonatal venous thrombosis. Heparin anticoagulation is the recommended treatment. The overall prognosis of neonatal venous thrombosis is favorable.
Humans
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Male
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Venous Thrombosis/drug therapy*
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Infant, Newborn
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Female
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Retrospective Studies
4.Clinical features and variant spectrum of FGFR3-related disorders.
Shi-Li GU ; Ling-Wen YING ; Guo-Ying CHANG ; Xin LI ; Juan LI ; Yu DING ; Ru-En YAO ; Ting-Ting YU ; Xiu-Min WANG
Chinese Journal of Contemporary Pediatrics 2025;27(10):1259-1265
OBJECTIVES:
To study genotype-phenotype correlations in children with FGFR3 variants and to improve clinical recognition of related disorders.
METHODS:
Clinical data of 95 patients aged 0-18 years harboring FGFR3 variants, confirmed by whole‑exome sequencing at Shanghai Children's Medical Center from January 2012 to December 2023, were retrospectively reviewed. Detailed phenotypic characterization was performed for 22 patients with achondroplasia (ACH) and 10 with hypochondroplasia (HCH).
RESULTS:
Among the 95 patients, 52 (55%) had ACH, 24 (25%) had HCH, 9 (9%) had thanatophoric dysplasia, 3 (3%) had syndromic skeletal dysplasia, 2 (2%) had severe achondroplasia with developmental delay and acanthosis nigricans, and 5 (5%) remained unclassified. A previously unreported FGFR3 variant, c.1663G>T, was identified. All 22 ACH patients presented with disproportionate short stature accompanied by limb dysplasia, commonly with macrocephaly, a depressed nasal bridge, bowed legs, and frontal bossing; complications were present in 17 (77%). The 10 HCH patients predominantly exhibited disproportionate short stature with limb dysplasia and depressed nasal bridge.
CONCLUSIONS
ACH is the most frequent phenotype associated with FGFR3 variants, and missense variants constitute the predominant variant type. The degree of FGFR3 activation appears to correlate with the clinical severity of skeletal dysplasia.
Humans
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Receptor, Fibroblast Growth Factor, Type 3/genetics*
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Child
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Male
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Child, Preschool
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Female
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Infant
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Adolescent
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Dwarfism/genetics*
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Achondroplasia/genetics*
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Lordosis/genetics*
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Infant, Newborn
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Retrospective Studies
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Genetic Association Studies
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Bone and Bones/abnormalities*
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Phenotype
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Limb Deformities, Congenital
5.Expert consensus on the application of nasal cavity filling substances in nasal surgery patients(2025, Shanghai).
Keqing ZHAO ; Shaoqing YU ; Hongquan WEI ; Chenjie YU ; Guangke WANG ; Shijie QIU ; Yanjun WANG ; Hongtao ZHEN ; Yucheng YANG ; Yurong GU ; Tao GUO ; Feng LIU ; Meiping LU ; Bin SUN ; Yanli YANG ; Yuzhu WAN ; Cuida MENG ; Yanan SUN ; Yi ZHAO ; Qun LI ; An LI ; Luo BA ; Linli TIAN ; Guodong YU ; Xin FENG ; Wen LIU ; Yongtuan LI ; Jian WU ; De HUAI ; Dongsheng GU ; Hanqiang LU ; Xinyi SHI ; Huiping YE ; Yan JIANG ; Weitian ZHANG ; Yu XU ; Zhenxiao HUANG ; Huabin LI
Journal of Clinical Otorhinolaryngology Head and Neck Surgery 2025;39(4):285-291
This consensus will introduce the characteristics of fillers used in the surgical cavities of domestic nasal surgery patients based on relevant literature and expert opinions. It will also provide recommendations for the selection of cavity fillers for different nasal diseases, with chronic sinusitis as a representative example.
Humans
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Nasal Cavity/surgery*
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Nasal Surgical Procedures
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China
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Consensus
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Sinusitis/surgery*
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Dermal Fillers
6.Therapeutic role of Prunella vulgaris L. polysaccharides in non-alcoholic steatohepatitis and gut dysbiosis.
Meng-Jie ZHU ; Yi-Jie SONG ; Pei-Li RAO ; Wen-Yi GU ; Yu XU ; Hong-Xi XU
Journal of Integrative Medicine 2025;23(3):297-308
OBJECTIVE:
Prunella vulgaris L. has long been used for liver protection according to traditional Chinese medicine theory and has been proven by modern pharmacological research to have multiple potential liver-protective effects. However, its effects on non-alcoholic steatohepatitis (NASH) are currently uncertain. Our study explores the effects of P. vulgaris polysaccharides on NASH and intestinal homeostasis.
METHODS:
An aqueous extract of the dried fruit spikes of P. vulgaris was precipitated in an 85% ethanol solution (PVE85) to extract crude polysaccharides from the herb. A choline-deficient, L-amino acid-defined, high-fat diet (CDAHFD) was administrated to male C57BL/6 mice to establish a NASH animal model. After 4 weeks, the PVE85 group was orally administered PVE85 (200 mg/[kg·d]), while the control group and CDAHFD group were orally administered vehicle for 6 weeks. Quantitative real-time polymerase chain reaction analysis, Western blotting, immunohistochemistry and other methods were used to assess the impact of PVE85 on the liver in mice with NASH. 16S rRNA gene amplicon analysis was employed to evaluate the gut microbiota abundance and diversity in each group to examine alterations at various taxonomic levels.
RESULTS:
PVE85 significantly reversed the course of NASH in mice. mRNA levels of inflammatory mediators associated with NASH and protein expression of hepatic nucleotide-binding leucine-rich repeat and pyrin domain-containing protein 3 (NLRP3) were significantly reduced after PVE85 treatment. Moreover, PVE85 attenuated the thickening and cross-linking of collagen fibres and inhibited the expression of fibrosis-related mRNAs in the livers of NASH mice. Intriguingly, PVE85 restored changes in the gut microbiota and improved intestinal barrier dysfunction induced by NASH by increasing the abundance of Actinobacteria and reducing the abundance of Proteobacteria at the phylum level. PVE85 had significant activity in reducing the relative abundance of Clostridiaceae at the family levels. PVE85 markedly enhanced the abundance of some beneficial micro-organisms at various taxonomic levels as well. Additionally, the physicochemical environment of the intestine was effectively improved, involving an increase in the density of intestinal villi, normalization of the intestinal pH, and improvement of intestinal permeability.
CONCLUSION
PVE85 can reduce hepatic lipid overaccumulation, inflammation, and fibrosis in an animal model of CDAHFD-induced NASH and improve the intestinal microbial composition and intestinal structure. Please cite this article as: Zhu MJ, Song YJ, Rao PL, Gu WY, Xu Y, Xu HX. Therapeutic role of Prunella vulgaris L. polysaccharides in non-alcoholic steatohepatitis and gut dysbiosis. J Integr Med. 2025; 2025; 23(3): 297-308.
Animals
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Non-alcoholic Fatty Liver Disease/drug therapy*
;
Male
;
Dysbiosis/drug therapy*
;
Mice, Inbred C57BL
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Gastrointestinal Microbiome/drug effects*
;
Polysaccharides/therapeutic use*
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Prunella/chemistry*
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Mice
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Liver/metabolism*
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Plant Extracts/therapeutic use*
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Disease Models, Animal
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Diet, High-Fat
7.Current situation of clinical trial registration in acupuncture anesthesia: A scoping review.
Yue LI ; You-Ning LIU ; Zhen GUO ; Mu-En GU ; Wen-Jia WANG ; Yi ZHU ; Xiao-Jun ZHUANG ; Li-Ming CHEN ; Jia ZHOU ; Jing LI
Journal of Integrative Medicine 2025;23(3):256-263
BACKGROUND:
Modern acupuncture anesthesia is a combination of Chinese and Western medicine that integrates the theories of acupuncture with anesthesia. However, some clinical studies of acupuncture anesthesia lack specific descriptions of randomization, allocation concealment, and blinding processes, with subsequent systematic reviews indicating a risk of bias.
OBJECTIVE:
Clinical trial registration is essential for the enhancement of the quality of clinical trials. This study aims to summarize the status of clinical trial registrations for acupuncture anesthesia listed on the World Health Organization International Clinical Trials Registry Platform (ICTRP).
SEARCH STRATEGY:
We searched the ICTRP for clinical trials related to acupuncture anesthesia registered between January 1, 2001 and May 31, 2023. Additionally, related publications were retrieved from PubMed, Cochrane Library, Embase, China National Knowledge Infrastructure, China Science and Technology Journal Database, and Wanfang Data. Registrations and publications were analyzed for consistency in trial design characteristics.
INCLUSION CRITERIA:
Clinical trials that utilized one of several acupuncture-related therapies in combination with pharmacological anesthesia during the perioperative period were eligible for this review.
DATA EXTRACTION AND ANALYSIS:
Data extracted from articles included type of surgical procedure, perioperative symptoms, study methodology, type of intervention, trial recruitment information, and publication information related to clinical enrollment.
RESULTS:
A total of 166 trials related to acupuncture anesthesia from 21 countries were included in the analysis. The commonly reported symptoms in the included studies were postoperative nausea and vomiting (19.9%) and postoperative pain (13.3%). The concordance between the publications and the trial protocols in the clinical registry records was poor, with only 31.7% of the studies being fully compatible. Inconsistency rates were high for sample size (39.0%, 16/41), blinding (36.6%, 15/41), and secondary outcome indicators (24.4%, 10/41).
CONCLUSION
The volume of acupuncture anesthesia clinical trials registered in international trial registries over the last 20 years is low, with insufficient disclosure of results. Postoperative nausea and vomiting as well as postoperative pain, are the most investigated for acupuncture intervention. Please cite this article as: Li Y, Liu YN, Guo Z, Gu ME, Wang WJ, Zhu Y, Zhuang XJ, Chen LM, Zhou J, Li J. Current situation of clinical trial registration in acupuncture anesthesia: A scoping review. J Integr Med. 2025; 23(3): 256-263.
Humans
;
Acupuncture Analgesia
;
Acupuncture Therapy
;
Anesthesia
;
Clinical Trials as Topic
;
Registries
8.Efficacy and feasibility of tunnel esophagogastrostomy to perform proximal gastrectomy
Chao YUE ; Rui PENG ; Guangli SUN ; Liang CHEN ; Haitian WANG ; Weiguo XU ; Wei WEI ; Bin ZHOU ; Xu WEN ; Rongmin GU ; Xuezhi MING ; Huanqiu CHEN ; Gang LI
Chinese Journal of Gastrointestinal Surgery 2024;27(10):1045-1049
Objective:To analyze the efficacy and feasibility of performing a new surgical procedure, tunnel esophagogastrostomy, to perform proximal gastrectomy.Methods:The study cohort comprised 10 consecutive patients who had undergone esophagogastrostomy by the tunnel technique in Jiangsu Cancer Hospital between October 2019 and July 2022. All patients were male. Their average age was (64.2±8.1) years and body mass index (25.5±3.2) kg/m2. Nine had upper gastric body adenocarcinoma, the remaining one having signet ring cell carcinoma. TNM staging of the tumors showed that seven were Stage IA, one Stage IB, one Stage IIA, and one Stage IIIA. Briefly, tunnel esophagogastrostomy is performed as follows: After performing a proximal gastrectomy, a rectangular seromuscular flap (3.0 cm × 3.5 cm) is created. The posterior esophageal wall is sutured to the gastric wall at the orad end of the seromuscular flap 5 cm from the stump with three to four stitches. Next, the stump of the esophagus is opened, the posterior esophageal wall is sutured to the gastric mucosa and submucosa, and the anterior esophageal wall is sutured to the full layer of the stomach. Finally, the caudad end of the seromuscular flap is closed. Data on surgical safety, postoperative morbidity, and postoperative reflux esophagitis were analyzed. All enrolled patients completed endoscopic follow-up 1 year and 2 years after surgery.Results:All procedures were completed. They comprised four cases of laparoscopic assisted surgery, four of DaVinci robotic surgery, and two of open surgery. The mean operation time was 212.7±33.2 mins, mean anastomosis time (51.6±5.3) minutes, mean tunnel preparation time (20.0±3.5) minutes, and mean operative blood loss (90.0±51.6) mL. The time to first postoperative passage of flatus was (64.8±11.5) hours. The mean hospital stay after surgery was (9.2±1.7) days. There were no postoperative complications above Clavien-Dindo Grade II. The mean preoperative Reflux Disease Questionnaire score was (3.3± 0.4) before the surgery, (3.8±1.0) 1 month postoperatively, and (3.3±0.4) 12 months postoperatively. All patients underwent endoscopic follow-up; no anastomotic stenoses were found. However, one patient had Grade A reflux esophagitis 1 year after surgery and another Grade B reflux esophagitis 2 years after surgery.Conclusion:Esophagogastrostomy by the tunnel technique is a safe and feasible means of performing proximal gastrectomy.
9.Evaluation of perioperative anxiety state and analysis of influencing factors in burn patients
Shu-Ting REN ; Meng-Meng LI ; Ya-Nan BIAN ; Wen XU ; Guo-Xin GU ; Yu SUN ; Ming-Zi RAN
Medical Journal of Chinese People's Liberation Army 2024;49(7):754-760
Objective To evaluate the perioperative anxiety state and analyze the influencing factors of burned patients.Methods A total of 110 burned patients undergoing selective surgery under general anesthesia were included in the Fourth Medical Center of Chinese PLA General Hospital from February to August 2022.All patients were evaluated with self-rating anxiety scale(SAS),visual analogue scale-anxiety(VAS-a),visual analogue scale-pain(VAS-p),mini-mental state examination(MMSE),and Ramsay sedation score 1-day before and after operation.The patients'parameters were recorded including mean arterial pressure(MAP)and heart rate(HR)at admission(T0),before anesthesia induction(T1),2 min after intubation(T2),15 min after surgery(T3),during surgery(T4),at surgery end(T5),and immediately after leaving the operating room(T6).The occurrence and the influencing factors of perioperative anxiety in burn patients were analyzed using the univariate and multivariate logistic regression.Results The incidence of preoperative and postoperative anxiety in burn patients was 29.1%and 22.3%respectively.Univariate logistic analysis showed that gender(P=0.002),burn time(P=0.046),burn area(P=0.005),burn site(P=0.035),and degree of preoperative pain(P=0.001)were related with preoperative anxiety status in burn patients;while burn time(P=0.030),burn area(P=0.001),burn site(P=0.016),degree of preoperative pain(P=0.021),and preoperative anxiety status(P<0.001)were related with postoperative anxiety state in burn patients.Multivariate logistic regression analysis showed that gender and degree of preoperative pain were the independent influencing factors of preoperative anxiety status in burn patients(P=0.002,0.022),and preoperative anxiety status was the independent influencing factor of postoperative anxiety status in burn patients(P<0.001).Compared with the preoperative non-anxious patients(n=73),preoperative anxious patients(n=30)showed no significant difference in MAP at each time point(P>0.05),but HR was accelerated(P<0.05),and the dosage of sufentanil,remifentanil and propofol increased significantly during the operation(P<0.05).Conclusions The anxiety state of burn patients was significantly higher before operation than that after operation,and their consumption of anesthetic drugs during operation was higher,and there was no significant correlation with the type and number of operation.Gender,degree of preoperative pain and anxiety state were the independent influencing factors of perioperative anxiety state in burn patients.Early intervention against relevant factors will help patients recover quickly.
10.Evaluation of biological properties of Gd-doped hydroxyapatite bio-nanocomposites
Wei-Li KONG ; Yu YANG ; Fu-Guo SHEN ; Wen-Cai SUN ; Hao GU ; Song JIN ; Wen-Long XIAO
Acta Anatomica Sinica 2024;55(5):632-640
Objective To investigate the biocompatibility of new gadolinium-doped hydroxyapatite(Gd-HA)composite scaffolds and to explore their feasibility as cell culture materials and bone tissue engineering scaffolds.Methods The Gd-HA composite scaffolds were chemically synthesized and placed under the electron microscope for observation.The experiment was divided into three groups,the HA group,the Gd-HA group,and the control group.Rabbit adipose-derived mesenchymal stem cells(ADSCs)were isolated,cultured and characterized,and the Gd-HA composite scaffold extract was added to the ADSCs in vitro culture system.Cell survival and cytotoxicity were assessed by live-dead cell staining,cell proliferation ability within the scaffolds was assessed by CCK-8 assay,and the scaffolds were assessed by alizarin red staining for cell osteogenic differentiation.The toxic reactions of the scaffold materials were observed by skin irritation test,systemic acute toxicity test and muscle tissue and liver and kidney pathology at the site of intramuscular implantation of the scaffolds.Results The Gd-HA composite scaffold showed irregular void structure under electron microscope.Cell morphology observation showed that ADSCs grew adherently to the wall and were long shuttle-shaped.The positivity rate of CD29 was 96.94%,CD44 was 97.90%,CD45 was 0.10%,and CD34 was 0.46%,which was obtained using flow cytometry.Live-dead cell staining showed that the amount of live cells in the Gd-HA group was significantly better than that in the hydroxyapatite(HA)group after 5 days of co-culture.CCK-8 assay showed no significant difference in cell proliferation within 0-3 days.After 3 days,the Gd-HA group was significantly better than the HA group and the control group(P<0.05).Calcium nodule deposition after alizarin red staining was significantly better in the Gd-HA group than in the HA and control groups,showing a deeper red color.No skin irritation was observed in gross and skin tissue HE observations after the contact of the extract with the skin.The general condition of the experimental groups was good after the infusion of the extract into the abdominal cavity,and the body mass tended to increase steadily(P>0.05).HE staining showed that inflammatory reaction at the interface between the material and muscle tissue of the stent intramuscular implantation site in Gd-HA group was significantly higher than that of the control group,and the inflammatory cell infiltration was gradually reduced with the prolongation of implantation time.At the 8th weeks the morphology of the tissue around the material was close to normal muscle tissue,and no pathological changes were observed in the HE staining of liver and kidney at the 12th week.Conclusion Gd-HA composite scaffolds exhibit good biocompatibility and facilitate cell proliferation and osteogenic differentiation,and they are expected to serve as good carriers for stem cell transplantation in tissue engineering.

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