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World Journal of gastroenterology 2024年第14期30卷 2059-2067页

作者： Jun Liu Peng Wang Li-Mei Wang Jing Guo Ning Zhong department of gastroenterology Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina

BACKGROUND Hemorrhage associated with varices at the site of choledochojejunostomy is an unusual,difficult to treat,and often fatal manifestation of portal *** far,no treatment guidelines have been *** SUMMARY We reported three patients with jejunal varices at the site of choledochojejun-ostomy managed by endoscopic sclerotherapy with lauromacrogol/α-butyl cyanoacrylate injection at our institution between June 2021 and August *** reviewed all patient records,clinical presentation,endoscopic findings and treatment,outcomes and *** patients who underwent pancre-aticoduodenectomy with a Whipple anastomosis were examined using conven-tional upper gastrointestinal endoscopy for suspected hemorrhage from the afferent jejunal *** with stigmata of recent hemorrhage or active he-morrhage were observed around the choledochojejunostomy site in all three *** injection of lauromacrogol/α-butyl cyanoacrylate was carried out at jejunal varices for all three *** bleeding ceased and patency was observed for 26 and 2 months in two *** one patient with multiorgan failure and internal environment disturbance,rebleeding occurred 1 month after endoscopic sclerotherapy,and despite a second endoscopic sclero-therapy,repeated episodes of bleeding and multiorgan failure resulted in eventual *** We conclude that endoscopic sclerotherapy with lauromacrogol/α-butyl cyanoac-rylate injection can be an easy,effective,safe and low-cost treatment option for jejunal varicose bleeding at the site of choledochojejunostomy.

关键词： Endoscopic sclerotherapy Jejunal varices Choledochojejunostomy Portal vein hypertension Case report

Risk factors for lymph node metastasis in superficial esophageal squamous cell carcinoma

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World Journal of gastroenterology 2024年第13期30卷 1810-1814页

作者： Yan-Bo Yu department of gastroenterology Laboratory of Translational GastroenterologyQilu HospitalShandong UniversityJinan 250012Shandong ProvinceChina

In this editorial,we comment on the article by Wang et al published in the recent issue of the World Journal of gastroenterology in *** focused on identifying risk factors for lymph node metastasis(LNM)in superficial esophageal squamous cell carcinoma(SESCC)patients and how to construct a simple and reliable clinical prediction model to assess the risk of LNM in SESCC patients,thereby helping to guide the selection of an appropriate treatment *** current standard treatment for SESCC is radical esophagectomy with lymph node ***,esophagectomy is associated with considerable morbidity and *** resection(ER)offers a safer and less invasive alternative to surgical resection and can enable the patient's quality of life to be maintained while providing a satisfactory ***,since ER is a localized treatment that does not allow for lymph node dissection,the risk of LNM in SESCC limits the effectiveness of *** LNM status can aid in determining whether patients with SESCC can be cured by ER without the need for additional *** studies have shown that tumor size,macroscopic type of tumor,degree of differentiation,depth of tumor invasion,and lymphovascular invasion are factors associated with LNM in patients with *** addition,tumor budding is commonly associated with LNM,recurrence,and distant metastasis,but this topic has been less covered in previous *** comprehensively evaluating the above risk factors for LNM,useful evidence can be obtained for doctors to select appropriate treatments for SESCC patients.

关键词： Superficial esophageal squamous cell carcinoma Endoscopic resection Lymph node metastasis Risk factors Tumor budding Predictive model

Intestinal tuberculosis with small bowel stricture and hemorrhage as the predominant manifestation: Three case reports

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World Journal of Gastrointestinal Surgery 2024年第1期16卷 248-256页

作者： Gang Huang Kang-Kang Wu Xiao-Na Li Jing-Hua Kuai Ai-Jun Zhang department of gastroenterology Qilu Hospital(Qingdao)Cheeloo College of MedicineShandong UniversityQingdao 266000Shandong ProvinceChina

BACKGROUND Intestinal tuberculosis is a chronic disease caused by Mycobacterium tuberculosis that mainly affects the ileum and *** bowel tuberculosis,characterized by predominant involvement of the small intestine,is an extremely rare condition with highly atypical clinical presentations,making diagnosis even more *** SUMMARY We report three cases of small intestinal tuberculosis,two of the patients pre-sented primarily with abdominal pain,and one presented with gastrointestinal *** patients underwent blood tests and imaging *** bowel endoscopy(SBE)revealed that the main lesions in these patients were in-testinal stenosis or gastrointestinal bleeding caused by small intestinal *** patient ultimately underwent surgical *** a complex diagnostic process and comprehensive analysis,all patients were confirmed to have small intestinal tuberculosis and received standard antituberculosis treatment,leading to an improvement in their *** Patients with SBTs present with nonspecific symptoms such as abdominal pain,weight loss,and occasional gastrointestinal *** diagnosis requires a thorough evaluation of clinical symptoms and various tests to avoid misdiagno-sis and complications.

关键词： Intestinal tuberculosis Gastrointestinal hemorrhage Small bowel endoscopy Case report

Efficacy and safety of carrimycin in ten patients with severe pneumonia following solid organ transplantation

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World Journal of Clinical Cases 2024年第15期12卷 2542-2550页

作者： Xian-Quan Cui Lu-Wei Zhang Peng Zhao Jing-Jing Feng department of Organ Transplantation Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina department of Blood Purification Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina

BACKGROUND The number of patients undergoing solid organ transplantation has increased ***,infections in solid organ transplant recipients can have a severe effect on patient survival owing to the continued use of *** is a novel macrolide antibiotic produced by genetically engineered streptomyces spiramyceticus harboring a 4’’-O-isovaleryltransferase gene(ist)from streptomyces *** has good antibacterial and antiviral ***,no relevant studies have been conducted on the efficacy and safety of carrimycin in patients with severe pneumonia(SP)after solid organ *** To explore the efficacy and safety of carrimycin in patients with SP after solid organ transplantation to provide a medication reference for clinical *** In March 2022,ten patients with SP following solid-organ transplantation were treated at our hospital between January 2021 and March *** the condition was critical and difficult to control with other drugs,carrimycin was *** ten patients'clinical features and treatment protocols were retrospectively analyzed,and the efficacy and safety of carrimycin for treating SP following solid organ transplantation were *** All ten patients were included in the *** etiological agent detection,there were three cases of fungal pneumonia,two cases of bacterial pneumonia,two cases of Pneumocystis pneumonia,and three cases of mixed *** treatment with carrimycin,the disease in seven patients significantly improved,the course of the disease was significantly shortened,fever was quickly controlled,chest computed tomography was significantly improved,and oxygenation was significantly ***,the patients were discharged after *** patient died of acute respiratory distress syndrome,and two patients discontinued *** Carrimycin is a safe and effective treatment modality for SP following soli

关键词： Carrimycin Organ transplantation Severe pneumonia Immunosuppressant Infection Antiviral drugs

Growth hormone improves insulin resistance in visceral adipose tissue after duodenal-jejunal bypass by regulating adiponectin secretion

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World Journal of Diabetes 2024年第6期15卷 1340-1352页

作者： Zi-Tian Liu Guang-Wei Yang Xiang Zhao Shuo-Hui Dong Yang Jiao Zheng Ge Ao Yu Xi-Qiang Zhang Xin-Zhen Xu Zhi-Qiang Cheng Xiang Zhang Ke-Xin Wang department of General Surgery Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina department of General Surgery Shandong University of Qilu Hospital(Qingdao)Qingdao 266000Shandong ProvinceChina

BACKGROUND The mechanism of improvement of type 2 diabetes after duodenal-jejunal bypass(DJB)surgery is not *** To study the morphological and functional changes in adipose tissue after DJB and explore the potential mechanisms contributing to postoperative insulin sensitivity improvement of adipose tissue in a diabetic male rat *** DJB and sham surgery was performed in a-high-fat-diet/streptozotocin-induced diabetic rat *** adipose tissue was weighed and observed under *** inguinal fat to represent subcutaneous adipose tissue(SAT)and mesangial fat to represent visceral adipose ***-sequencing was utilized to evaluate gene expression alterations *** hematoxylin and eosin staining,reverse transcription-quantitative polymerase chain reaction,western blot,and enzyme-linked immunosorbent assay were used to study the *** resistance was evaluated by *** After DJB,whole body blood glucose metabolism and insulin sensitivity in adipose tissue *** cell volume in both visceral adipose tissue(VAT)and SAT *** to SAT,VAT showed more significantly functional alterations after DJB and KEGG analysis indicated growth hormone(GH)pathway and downstream adiponectin secretion were involved in metabolic *** circulating GH and adiponectin levels and GH receptor and adiponectin levels in VAT *** experiment showed that GH stimulated adiponectin secretion and improve insulin *** GH improves insulin resistance in VAT in male diabetic rats after receiving DJB,possibly by increasing adiponectin secretion.

关键词： Growth hormone Insulin resistance Bariatric surgery Adipose tissue Adiponectin

Advances in the differentiation of pluripotent stem cells into vascular cells

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World Journal of Stem Cells 2024年第2期16卷 137-150页

作者： Yi-Chang Jiao Ying-Xin Wang Wen-Zhu Liu Jing-Wen Xu Yu-Ying Zhao Chuan-Zhu Yan Fu-Chen Liu department of Neurology Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina Research Institute of Neuromuscular and Neurodegenerative Diseases Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina Mitochondrial Medicine Laboratory Qilu Hospital(Qingdao)of Shandong UniversityQingdao 266103Shandong ProvinceChina Brain Science Research Institute Shandong UniversityJinan 250012Shandong ProvinceChina

Blood vessels constitute a closed pipe system distributed throughout the body,transporting blood from the heart to other organs and delivering metabolic waste products back to the lungs and *** in blood vessels are related to many disorders like stroke,myocardial infarction,aneurysm,and diabetes,which are important causes of death *** research for new appro-aches to disease modeling and effective treatment is needed due to the huge socio-economic burden on healthcare *** mice or rats have been widely used,applying data from animal studies to human-specific vascular physiology and pathology is *** rise of induced pluripotent stem cells(iPSCs)provides a reliable in vitro resource for disease modeling,regenerative medicine,and drug discovery because they carry all human genetic information and have the ability to directionally differentiate into any type of human *** review summarizes the latest progress from the establishment of iPSCs,the strategies for differentiating iPSCs into vascular cells,and the in vivo trans-plantation of these vascular *** also introduces the application of these technologies in disease modeling,drug screening,and regenerative ***,the application of high-tech tools,such as omics analysis and high-throughput sequencing,in this field is reviewed.

关键词： Induced pluripotent stem cell Blood vessels Vascular organoids Endothelial cells Smooth muscle cells Pericytes Tissue engineering vascular graft

Clinical application of eight-zone laparoscopic dissection strategy for rectal cancer:Experience and discussion

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World Journal of gastroenterology 2024年第30期30卷 3574-3583页

作者： Chang Chen Xiang Zhang Xin Li Yan-Lei Wang department of General Surgery Rongchang People's HospitalChongqing 250012China department of Colorectal Surgery Qilu HospitalShandong UniversityJinan 250012Shandong ProvinceChina department of General Surgery Huantai Branch of Qilu Hospital of Shandong UniversityZibo 255000Shandong ProvinceChina

BACKGROUND The incidence of rectal cancer is increasing worldwide,and surgery remains the primary treatment *** the advent of total mesorectal excision(TME)technique,the probability of tumor recurrence post-surgery has significantly ***'focus has gradually shifted towards minimizing the impact of surgery on urinary and sexual *** these concerns,the optimal dissection of the rectal lateral ligaments and preservation of the pelvic floor neuro-vascular bundle have become *** explore the optimal surgical technique for TME and establish a standardized surgical protocol to minimize the impact on urinary and sexual functions,we propose the eight-zone dissection strategy for pelvic floor *** To compare the differences in surgical specimen integrity and postoperative quality of life satisfaction between the traditional pelvic floor dissection strategy and the innovative eight-zone dissection *** We analyzed the perioperative data of patients who underwent laparoscopic radical resection of rectal cancer at qilu hospital of shandong university between January 1,2021 and December 1,*** study included a total of 218 patients undergoing laparoscopic radical surgery for rectal cancer,among whom 109 patients underwent traditional pelvic floor dissection strategy,and 109 patients received the eight-zone dissection *** There were no significant differences in general characteristics between the two *** in the eight-zone dissection group had higher postoperative specimen integrity(88.1%vs 78.0%,P=0.047).At the 3-month followup,patients in the eight-zone surgery group had better scores in urinary issues(6.8±3.3 vs 5.3±2.5,P=0.045)and male sexual desire(2.2±0.6 vs 2.5±0.5,P=0.047)compared to the traditional surgery strategy *** This study demonstrates that the eight-zone dissection strategy for laparoscopic lateral ligament dissection of rectal cancer is safe and ***

关键词： Eight-zone dissection strategy Rectal cancer Lateral ligament dissection Nerve injury Total mesorectal excision surgery

Piezo1 channel exaggerates ferroptosis of nucleus pulposus cells by mediating mechanical stress-induced iron influx

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Bone Research 2024年第2期12卷 334-348页

作者： Ziqian Xiang Pengfei Zhang Chunwang Jia Rongkun Xu Dingren Cao Zhaoning Xu Tingting Lu Jingwei Liu Xiaoxiong Wang Cheng Qiu Wenyang Fu Weiwei Li Lei Cheng Qiang Yang Shiqing Feng Lianlei Wang Yunpeng Zhao Xinyu Liu department of Orthopaedics Qilu Hospital of Shandong UniversityJinan 250012China university of Health and Rehabilitation Sciences Qingdao 226000China Xiangya School of Medicine Central South UniversityChangsha 410013China School of Nursing and Rehabilitation Shandong UniversityJinan 250012China department of Pediatrics Cangzhou Central HospitalCangzhou 061011China department of Pediatric Surgery Qilu Hospital of Shandong UniversityJinan 250012China department of Pathology Qilu Hospital of Shandong UniversityJinan 250012China department of Spine Surgery Tianjin HospitalTianjin UniversityTianjin 30021China The Second hospital of shandong university Cheeloo College of MedicineShandong UniversityJinan 250012China

To date,several molecules have been found to facilitate iron influx,while the types of iron influx channels remain to be ***,Piezo1 channel was identified as a key iron transporter in response to mechanical ***1-mediated iron overload disturbed iron metabolism and exaggerated ferroptosis in nucleus pulposus cells(NPCs).Importantly,Piezo1-induced iron influx was independent of the transferrin receptor(TFRC),a well-recognized iron ***,pharmacological inactivation of Piezo1 profoundly reduced iron accumulation,alleviated mitochondrial ROS,and suppressed ferroptotic alterations in stimulation of mechanical ***,conditional knockout of Piezo1(Col2a1-CreERT Piezo1^(flox/flox))attenuated the mechanical injury-induced intervertebral disc degeneration(IVDD).Notably,the protective effect of Piezo1 deficiency in IVDD was dampened in Piezo1/Gpx4 conditional double knockout(cDKO)mice(Col2a1-CreERT Piezo1^(flox/flox)/Gpx4^(flox/flox)).These findings suggest that Piezo1 is a potential determinant of iron influx,indicating that the Piezo1-iron-ferroptosis axis might shed light on the treatment of mechanical stress-induced diseases.

关键词： stress overload channel

KAT7/HMGN1 signaling epigenetically induces tyrosine phosphorylation-regulated kinase 1A expression to ameliorate insulin resistance in Alzheimer’s disease

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World Journal of Psychiatry 2024年第3期14卷 445-455页

作者： Qun-Shan Lu Lin Ma Wen-Jing Jiang Xing-Bang Wang Mei Lu department of Geriatric Medicine Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina Key Laboratory of Cardiovascular Proteomics of shandong Province Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina

BACKGROUND Epidemiological studies have revealed a correlation between Alzheimer’s disease(AD)and type 2 diabetes mellitus(T2D).Insulin resistance in the brain is a common feature in patients with T2D and ***7 is a histone acetyltransferase that participates in the modulation of various *** To determine the effects of KAT7 on insulin patients with *** APPswe/PS1-dE9 double-transgenic and db/db mice were used to mimic AD and diabetes,*** in vitro model of AD was established by Aβ*** resistance was induced by chronic stimulation with high insulin *** expression of microtubule-associated protein 2(MAP2)was assessed using *** protein levels of MAP2,Aβ,dual-specificity tyrosine phosphorylation-regulated kinase-1A(DYRK1A),IRS-1,p-AKT,total AKT,p-GSK3β,total GSK3β,DYRK1A,and KAT7 were measured via western *** of reactive oxygen species(ROS),malondialdehyde(MDA),and SOD activity was measured to determine cellular oxidative *** cytometry and CCK-8 assay were performed to evaluate neuronal cell death and proliferation,*** RNA levels of KAT7 and DYRK1A were examined using quantitative PCR.A chromatin immunoprecipitation assay was conducted to detect H3K14ac in *** KAT7 expression was suppressed in the AD *** of KAT7 decreased Aβaccumulation and MAP2 expression in AD ***7 overexpression decreased ROS and MDA levels,elevated SOD activity in brain tissues and neurons,and simultaneously suppressed neuronal ***7 upregulated levels of p-AKT and p-GSK3βto alleviate insulin resistance,along with elevated expression of ***7 depletion suppressed DYRK1A expression and impaired H3K14ac of ***1 overexpression recovered DYRK1A levels and reversed insulin resistance caused by KAT7 *** We determined that KAT7 overexpression recovered insulin sensitivity in AD by recruiting HMGN1 to enhance DYRK1A acetylati

关键词： Alzheimer's disease Diabetes Insulin resistance KAT7 Dual-specificity tyrosine phosphorylation-regulated kinase-1A HMGN1

Prediction and analysis of albumin-bilirubin score combined with liver function index and carcinoembryonic antigen on liver metastasis of colorectal cancer

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World Journal of Gastrointestinal Surgery 2024年第6期16卷 1670-1680页

作者： Zhan-Mei Wang Shu-Ping Pan Jing-Jing Zhang Jun Zhou department of Medical Oncology Qilu Hospital(Qingdao)Cheeloo College MedicineShandong UniversityQingdao 266000Shandong ProvinceChina department of gastroenterology Feicheng People’s HospitalFeicheng 271600Shandong ProvinceChina department of Anus and Intestine Surgery Xiangya Hospital of Central South UniversityChangsha 410008Hunan ProvinceChina department of Oncology Qilu Hospital(Qingdao)Cheeloo College MedicineShandong UniversityQingdao 266000Shandong ProvinceChina

BACKGROUND Colorectal cancer(CRC)is a common malignant tumor,and liver metastasis is one of the main recurrence and metastasis modes that seriously affect patients’survival rate and quality of *** such as albumin bilirubin(ALBI)score,liver function index,and carcinoembryonic antigen(CEA)have shown some potential in the prediction of liver metastasis but have not been fully *** To evaluate its predictive value for liver metastasis of CRC by conducting the combined analysis of ALBI,liver function index,and CEA,and to provide a more accurate liver metastasis risk assessment tool for clinical treatment *** This study retrospectively analyzed the clinical data of patients with CRC who received surgical treatment in our hospital from January 2018 to July 2023 and were followed up for 24 *** to the follow-up results,the enrolled patients were divided into a liver metastasis group and a nonliver metastasis group and randomly divided into a modeling group and a verification group at a ratio of 2:*** risk factors for liver metastasis in patients with CRC were analyzed,a prediction model was constructed by least absolute shrinkage and selection operator(LASSO)logistic regression,internal validation was performed by the bootstrap method,the reliability of the prediction model was evaluated by subject-work characteristic curves,calibration curves,and clinical decision curves,and a column graph was drawn to show the prediction *** Of 130 patients were enrolled in the modeling group and 65 patients were enrolled in the verification group out of the 195 patients with CRC who fulfilled the inclusion and exclusion *** LASSO regression variable screening and logistic regression *** ALBI score,alanine aminotransferase(ALT),and CEA were found to be independent predictors of liver metastases in CRC patients[odds ratio(OR)=8.062,95%confidence interval(CI):2.545-25.540],(OR=1.037,95%CI:1.004-1.071)and(OR=1.0

关键词： Albumin-bilirubin Carcinoembryonic antigen Colorectal cancer Tumor metastasis Prediction model