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1Comparative review of vertebroplasty and kyphoplasty显示文摘The aim of this review is to compare the effectiveness of percutaneous vertebroplasty and kyphoplasty to treat pain and improve functional outcome from ver-tebral fractures secondary to osteoporosis and tumor conditions. In 2009, two open randomized controlled trials published in the New England Journal of Medicine questioned the value of vertebroplasty in treating ver-tebral compression fractures. Nevertheless, the prac-tice of physicians treating these conditions has barely changed. The objective of this review is to try to clarify the most important issues, based on our own experi-ence and the reported evidence about both techniques, and to guide towards the most appropriate choice of treatment of vertebral fractures, although many ques-tions still remain unanswered.Ferno Ruiz Santiago Alicia Santiago Chinchilla Luis Guzmán álvarez Antonio Luis Pérez Abela Maria del Mar Castellano García Miguel Pajares López 2014World Journal of Radiology2014,6,6:30
2Alcoholic liver disease:Utility of animal models显示文摘Alcoholic liver disease(ALD) is a major cause of acute and chronic liver injury. Extensive evidence has been accumulated on the pathological process of ALD during the past decades. However, effective treatment options for ALD are very limited due to the lack of suitable in vivo models that recapitulate the full spectrum of ALD. Experimental animal models of ALD, particularly rodents, have been used extensively to mimic human ALD. An ideal animal model should recapitulate all aspects of the ALD process, including significant steatosis, hepatic neutrophil infiltration, and liver injury. A better strategy against ALD depends on clear diagnostic biomarkers, accurate predictor(s) of its progression and new therapeutic approaches to modulate stop or even reverse the disease. Numerous models employing rodent animals have been established in the last decades to investigate the effects of acute and chronic alcohol exposure on the initiation and progression of ALD. Although significant progress has been made in gaining better knowledge on the mechanisms and pathology of ALD, many features of ALD are unknown, and require further investigation, ideally with improved animal models that more effectively mimic human ALD. Although differences in the degree and stages of alcoholic liver injury inevitably exist between animal models and human ALD, the acquisition and translational relevance will be greatly enhanced with the development of new and improved animal models of ALD.Arantza Lamas-Paz Fengjie Hao Leonard J Nelson Maria Teresa Vázquez Santiago Canals Manuel Gómez del Moral Eduardo Martínez-Naves Yulia A Nevzorova Francisco Javier Cubero 2018World Journal of Gastroenterology2018,24,45:26
3Advances in immunotherapy for treatment of lung cancer显示文摘Different approaches for treating lung cancer have been developed over time, including chemotherapy, radiotherapy and targeted therapies against activating mutations. Lately, better understanding of the role of the immunological system in tumor control has opened multiple doors to implement different strategies to enhance immune response against cancer cells. It is known that tumor cells elude immune response by several mechanisms. The development of monoclonal antibodies against the checkpoint inhibitor programmed cell death protein 1(PD-1) and its ligand(PD-L1), on T cells, has led to high activity in cancer patients with long lasting responses. Nivolumab, an anti PD-1 inhibitor, has been recently approved for the treatment of squamous cell lung cancer patients, given the survival advantage demonstrated in a phase III trial. Pembrolizumab, another anti PD-1 antibody, has received FDA breakthrough therapy designation for treatment of non-small cell lung cancer(NSCLC), supported by data from a phase I trial. Clinical trials with anti PD-1/PD-L1 antibodies in NSCLC have demonstrated very good tolerability and activity, with response rates around 20% and a median duration of response of 18 months.Jean G.Bustamante Alvarez María González-Cao Niki Karachaliou Mariacarmela Santarpia Santiago Viteri Cristina Teixidó Rafael Rosell 2015Cancer Biology & Medicine2015,12,3:22
4流化冰保鲜对鲣鱼蛋白质功能特性的影响显示文摘为探索流化冰对冰鲜水产品保鲜效果,以鲣鱼鱼肉为研究对象,以传统碎块冰保鲜为对照,探讨流化冰处理对鲣鱼肌肉蛋白质功能特性影响。结果表明:1)流化冰冰粒子呈球形,外表光滑、单位表面积大且流动性能好,8 min内可将鱼肉整体温度由35℃降低至1.3℃;2)-4℃贮藏18 d后,流化冰保鲜处理的鱼肉弹性和咀嚼性依次为1.19 mm和5.50 m J,而空白(不加冰)、淡水碎块冰组分别为0.67 mm和1.65 m J、0.95 mm和3.32 m J,可见流化冰对鱼肉质构特性保持效果显著(P<0.05);3)0~18 d贮藏期内,不同处理鲣鱼肌原纤维蛋白含量、Ca2+-ATPase活性及总巯基含量均呈逐渐下降趋势,其中以流化冰处理对鲣鱼蛋白质功能特性的保持效果最佳;此外,流化冰保鲜还兼具有抑制鱼肉氧合肌红蛋白自动氧化、维持肌肉原有色泽的作用。流化冰处理显著保持了鲣鱼肌肉组织的质构和相关蛋白质功能特性,可满足冰鲜水产品远洋、长距离运输和保鲜贮藏要求。高萌 张宾 王强 邓尚贵 Santiago AUBOURG 2014食品科学2014,35,22:21
5为 cholangiocarcinoma 的化疗: 更改显示文摘 Cholangiocarcinomas(bile duct cancers) are a heterogeneous group of malignancies arising from the epithelial cells of the intrahepatic,perihilar and extrahepatic bile ducts.Patients diagnosed with cholangiocarcinoma must be evaluated by a multidisciplinary team and be treated with individualized management.First of all,it is very important to define the potential resectability of the tumor because surgery is the main therapeutic option for these patients.Overall,cholangiocarcinomas have a very poor prognosis.The 5 year survival rate is 5%-10%.In cases with a potentially curative surgery,5 year survival rates of 25%-30% are reported.Therefore,it is necessary to increase the cure rate from surgery,exploring the survival benefit of any adjuvant strategy.It is difficult to clarify the role of adjuvant treatment in localized and locally advanced cholangiocarcinomas.There are limited data and the role of adjuvant chemotherapy/chemoradiation in patients with resected biliary tract cancer is poorly defined.The most relevant studies in the adjuvant setting are one from Japan,the well known ESPAC-3 and BILCAP from the United Kingdom and a meta-analysis.We show the results of these trials.According to medical oncology guidelines,postoperative adjuvant therapy is widely recommended for all patients with intrahepatic or extrahepatic cholangiocarcinoma who have microscopically positive resection margins,as well as for those with a complete resection but node-positive disease.Clinical trials are ongoing.The locally advanced cholangiocarcinoma setting includes a heterogeneous mix of patients:(1) patients who have had surgery but with macroscopic residual disease;(2) patients with locally recurrent disease after potentially curative treatment;and(3) patients with locally unresectable disease at presentation.In these patients,surgery is not an option and chemoradiation therapy can prolong overall survival and provide control of symptoms due to local tumor effects.Nowadays,no neoadjuvant therapy can be considered a standard approach for the treatment of patients with cholangiocarcinoma.There are promising results and randomized trials are needed in patients with a metastatic cholangiocarcinoma.In systemic therapy,no single drug or combination has consistently increased median survival beyond the expected 8-12 mo.It is always recommended that patients enrol in clinical trials.Clinical trials have shown that the more standard chemotherapy for a first line regimen of gemcitabine plus cisplatin(or oxaliplatin as a potentially better tolerated agent) is superior to gemcitabine alone.Leucovorinmodulated 5-fluorouracil,capecitabine monotherapy or single agent gemcitabine are reasonable options for patients with a borderline performance status.After progression in patients with an adequate performance status,active regimens that could be considered include gemcitabine plus capecitabine,or erlotinib plus bevacizumab,for second line treatment.Natalia Ramírez-Merino Santiago Ponce Aix Hernán Cortés-Funes 2013World Journal of Gastrointestinal Oncology2013,5,7:20
6Safety of tirofiban and dual antiplatelet therapy in treating intracranial aneurysms显示文摘Background Endovascular treatment of intracranial aneurysms usually involves stent-assisted coiling(SAC)and flow diverters.Glycoprotein IIb/IIIa inhibitors such as tirofiban and dual antiplatelet therapy(DAPT)are required to prevent thromboembolic complications afterwards.We sought to determine the safety of tirofiban and DAPT in these cases.Methods We conducted a retrospective analysis of our database for patients with intracranial aneurysms who underwent SAC or flow diversion.The tirofiban-DAPT protocol used is described.Data regarding duration of infusion,placement of external ventricular devices(EVDs),complications,haemoglobin levels and platelet count before and 24 hours after antiplatelet therapy were collected and analysed.results One-hundred and forty-one patients with 148 aneurysms/procedures were included.110 aneurysms were treated acutely and 38 electively.Minor and major haemorrhagic events were recognised in 20%(30/148)aneurysms.Only 5(3.4%)intracerebral haemorrhages were symptomatic:3 cortical/SAH and 2 EVD-related.The average blood volume in symptomatic haemorrhages was 24.8 cc versus 5.42 cc in asymptomatic haemorrhages(p=0.002).The rate of EVD-related haemorrhages was 15.7%(19/121)and only 2(1.7%)were symptomatic.Most haemorrhagic events occurred in ruptured aneurysms(90.1%,p=0.01).No significant change in platelet count or haemoglobin levels before and 24 hours after administration of tirofiban and DAPT was documented.Concomitant administration of heparin did not increase haemorrhagic events.Conclusion The use of the GP IIb/IIIa inhibitors tirofiban and DAPT in this series was safe.Tirofiban and DAPT did not affect platelet count or haemoglobin levels and did not increase rate of symptomatic haemorrhages or thromboembolic complications.Edgar A Samaniego Emilee Gibson Daichi Nakagawa Santiago Ortega-Gutierrez Mario Zanaty Jorge A Roa Pascal Jabbour David M Hasan 2019Stroke & Vascular Neurology2019,4,1:17
7Hyperthermic intraperitoneal chemotherapy:Rationale and technique显示文摘The combination of complete cytoreductive surgery and perioperative intraperitoneal chemotherapy provides the only chance for long-term survival for selected patients diagnosed with a variety of peritoneal neoplasms,either primary or secondary to digestive or gynecologic malignancy.Hyperthermic intraperitoneal chemotherapy (HIPEC) delivered in the operating room once the cytoreductive surgical procedure is fi nalized,constitutes the most common form of administration of perioperative intraperitoneal chemotherapy.This may be complemented in some instances with early postoperative intraperitoneal chemotherapy (EPIC).HIPEC combines the pharmacokinetic advantage inherent to the intracavitary delivery of certain cytotoxic drugs,which results in regional dose intensification,with the direct cytotoxic effect of hyperthermia.Hyperthermia exhibits a selective cell-killing effect in malignant cells by itself,potentiates the cytotoxic effect of certain chemotherapy agents and enhances the tissue penetration of the administered drug.The chemotherapeutic agents employed in HIPEC need to have a cell cycle nonspecific mechanism of action and should ideally show a heat-synergistic cytotoxic effect.Delivery of HIPEC requires an apparatus that heats and circulates the chemotherapeutic solution so that a stable temperature is maintained in the peritoneal cavity during the procedure.An open abdomen (Coliseum) or closed abdomen technique may be used,with no signif icant differences in eff icacy proven to date.Specif ic technical training and a solid knowledge of regional chemotherapy management are required.Concerns about safety of the procedure for operating room personnel are expected but are manageable if universal precautions and standard chemotherapy handling procedures are used.Different HIPEC drug regimens and dosages are currently in use.A tendency for concurrent intravenous chemotherapy administration (bidirectional chemotherapy,so-called 'HIPEC plus') has been observed in recent years,with the aim to further enhance the cytotoxic potential of HIPEC.Future trials to ascertain the ideal HIPEC regimen in different diseases and to evaluate the efficacy of new drugs or drug combinations in this context are warranted.Santiago González-Moreno Luis A González-Bayón Gloria Ortega-Pérez 2010World Journal of Gastrointestinal Oncology2010,2,2:15
8A guide to diagnosis of iron deficiency and iron deficiency anemia in digestive diseases显示文摘Iron deficiency (ID), with or without anemia, is often caused by digestive diseases and should always be investigated, except in very specific situations, as its causes could be serious diseases, such as cancer. Diagnosis of ID is not always easy. Low serum levels of ferritin or transferrin saturation, imply a situation of absolute or functional ID. It is sometimes difficult to differentiate ID anemia from anemia of chronic diseases, which can coexist. In this case, other parameters, such as soluble transferrin receptor activity can be very useful. After an initial evaluation by clinical history, urine analysis, and serological tests for celiac disease, gastroscopy and colonoscopy are the key diagnostic tools for investigating the origin of ID, and will detect the most important and prevalent diseases. If both tests are normal and anemia is not severe, treatment with oral iron can be indicated, along with stopping any treatment with non-steroidal anti-inflammatory drugs. In the absence of response to oral iron, or if the anemia is severe or clinical suspicion of important disease persists, we must insist on diagnostic evaluation. Repeat endoscopic studies should be considered in many cases and if both still show normal results, investigating the small bowel must be considered. The main techniques in this case are capsule endoscopy, followed by enteroscopy.Fernando Bermejo Santiago García-López 2009World Journal of Gastroenterology2009,15,37:14
9Device interchangeability on anterior chamber depth and white-to-white measurements: a thorough literature review显示文摘We have reviewed a set of recently published studies that compared the anterior chamber depth(ACD) and/or white-to-white(WTW) distance obtained by means of different measuring devices.Since some of those studies reached contradictory conclusions regarding device interchangeability,this review was carried out in attempting to clarify which clinical devices can or cannot be considered as interchangeable in clinical practice to measure ACD and/or WTW distance,among these devices:A-scan,ultrasound biomicroscopy,Orbscan and Orbscan Ⅱ(Bausch&Lomb Surgical Inc.,San Dimas,California,USA),Pentacam and Pentacam HR(Oculus,Wetzlar,Germany),Galilei(Ziemer,Switzerland),Visante optical coherence tomography(Visante OCT,Carl Zeiss Meditec Inc.,Dublin,California,USA),lOLMaster(Carl Zeiss Meditec,Jena,Germany),and Lenstar LS 900/Biograph(Haag-Streit AG,Koeniz,Switzerland/Alcon Laboratories Inc.,Ft Worth,Texas,USA).Alberto Domínguez-Vicent Cari Pérez-Vives Teresa Ferrer-Blasco Santiago García-Lázaro Robert Montés-Micó 2016International Journal of Ophthalmology(English edition)2016,9,7:13
10Stroke mechanisms and outcomes of isolated symptomatic basilar artery stenosis显示文摘background While diffuse atherosclerotic disease affecting the posterior circulation has been described extensively,the prevalence,natural history and angiographic characteristics of isolated symptomatic basilar artery stenosis(ISBAS)remain unknown.Methods We reviewed our prospective institutional database to identify patients with≥50% symptomatic basilar artery(BA)stenosis without significant atherosclerotic burden in the vertebral or posterior cerebral arteries.Stroke mechanism,collateral circulation,and degree and length of stenosis were analysed.The primary outcome was time from index event to new transient ischaemic attack(TIA),acute ischaemic stroke(AIS)or death.Other outcome variables included modified Rankin Scale(mRS)score on discharge and last follow-up.results Of 6369 patients with AIS/TIA,91(1.43%)had ISBAS.Seventy-three(80.2%)patients presented with AIS and 18(19.8%)with TIA.Twenty-nine(31.9%)were women and the median age was 66.8±13.6 years.The mean follow-up time was 2.7 years.The most common stroke mechanism was artery-to artery thromboembolism(45.2%),followed by perforator occlusion(28.7%)and flow-dependent/hypoperfusion(15.1%).The percentage of stenosis was lower in patients who had favourable outcome compared with those with mRS 3-6 on discharge(78.3±14.3 vs 86.9±14.5,p=0.007).Kaplan-Meier curves showed higher recurrence/death rates in patients with≥80% stenosis,mid-basilar location and poor collateral circulation.Approximately 13% of patients with ISBAS presented with complete BA occlusion.Conclusion ISBAS is an uncommon(1.43%)cause of TIA and AIS.Men in their 60s are mostly affected,and artery-to artery embolism is the most common stroke mechanism.Mid-basilar location,≥80% stenosis and poor collateral circulation are important factors associated with worse prognosis.Edgar A Samaniego Amir Shaban Santiago Ortega-Gutierrez Jorge A Roa David M Hasan Colin Derdeyn Biyue Dai Harold Adams Enrique Leira 2019Stroke & Vascular Neurology2019,4,4:10
11Understanding the function and dysfunction of the immune system in lung cancer: the role of immune checkpoints显示文摘Survival rates for metastatic lung cancer, including non-small cell lung cancer(NSCLC) and small cell lung cancer(SCLC), are poor with 5-year survivals of less than 5%. The immune system has an intricate and complex relationship with tumorigenesis; a groundswell of research on the immune system is leading to greater understanding of how cancer progresses and presenting new ways to halt disease progress. Due to the extraordinary power of the immune system—with its capacity for memory, exquisite specificity and central and universal role in human biology—immunotherapy has the potential to achieve complete, long-lasting remissions and cures, with few side effects for any cancer patient, regardless of cancer type. As a result, a range of cancer therapies are under development that work by turning our own immune cells against tumors. However deeper understanding of the complexity of immunomodulation by tumors is key to the development of effective immunotherapies, especially in lung cancer.Niki Karachaliou Maria Gonzalez Cao Cristina Teixidó Santiago Viteri Daniela Morales-Espinosa Mariacarmela Santarpia Rafael Rosell 2015Cancer Biology & Medicine2015,12,2:10
12Relationship between diabetes and periodontal infection显示文摘Periodontal disease is a high prevalent disease.In the United States 47.2% of adults ≥ 30 years old have been diagnosed with some type of periodontitis.Longitudinal studies have demonstrated a two-way relationship between diabetes and periodontitis,with more severe periodontal tissue destruction in diabetic patients and poorer glycemic control in diabetic subjects with periodontal disease.Periodontal treatment can be successful in diabetic patients.Short term effects of periodontal treatment are similar in diabetic patients and healthy population but,more recurrence of periodontal disease can be expected in no well controlled diabetic individuals.However,effects of periodontitis and its treatment on diabetes metabolic control are not clearly defined and results of the studies remain controversial.Fernando Llambés Santiago Arias-Herrera Raúl Caffesse 2015World Journal of Diabetes2015,6,7:9
13静态流化冰对鱿鱼保鲜效果的影响显示文摘为了探究静态流化冰对鱿鱼的保鲜效果,以东海海域的新鲜鱿鱼为研究对象,采用品质、理化性质及微生物等检测方法,分别研究鱿鱼在流化冰、淡水碎冰和冰箱贮藏条件下的保鲜效果。经15 d的保鲜研究表明:冰箱保鲜鱿鱼的感官评分、水分含量、p H值、TVB-N、菌落总数、弹性、咀嚼性依次为3.36、77.42%、7.65、>30 mg/100 g、7.04 lg CFU/g、0.05 mm、0.06 MJ;淡水碎冰保鲜鱿鱼的各项指标为3.95、78.33%、7.23、>30 mg/100 g、6.61 lg CFU/g、0.06 mm、0.10 MJ;流化冰保鲜鱿鱼的各项指标为6.57、84.78%、6.64、13.26 mg/100 g、4.73 lg CFU/g、0.16 mm、0.16 MJ。分析可知(1)流化冰具有保持鱿鱼原有鲜度、理化、卫生等特性的效果,(2)流化冰对鱿鱼的保鲜效果明显优于冰箱和淡水碎冰。结果提示:流化冰相对于冰箱、碎冰保鲜而言,能更有效地减缓鱿鱼的腐败变质速度,延长货架期,从而可提高水产品贮运保鲜品质。袁鹏翔 邓尚贵 张宾 李月琴 Santiago Aubourg 2015现代食品科技2015,31,8:9
14Endoscopic anti-reflux therapy for gastroesophageal reflux disease显示文摘Gastroesophageal reflux disease has an increasing incidence and prevalence worldwide.A significant proportion of patients have a suboptimal response to proton pump inhibitors or are unwilling to take lifelong medication due to concerns about long-term adverse effects.Endoscopic anti-reflux therapies offer a minimally invasive option for patients unwilling to undergo surgical treatment or take lifelong medication.The best candidates are those with a good response to proton pump inhibitors and without a significant sliding hiatal hernia.Transoral incisionless fundoplication and nonablative radiofrequency are the techniques with the largest body of evidence and that have been tested in several randomized clinical trials.Band-assisted ligation techniques,anti-reflux mucosectomy,antireflux mucosal ablation,and new plication devices have yielded promising results in recent noncontrolled studies.Nonetheless,the role of endoscopic procedures remains controversial due to limited long-term and comparative data,and no consensus exists in current clinical guidelines.This review provides an updated summary focused on the patient selection,technical details,clinical success,and safety of current and future endoscopic anti-reflux techniques.Enrique Rodríguez de Santiago Eduardo Albéniz Fermin Estremera-Arevalo Carlos Teruel Sanchez-Vegazo Vicente Lorenzo-Zúñiga 2021World Journal of Gastroenterology2021,27,39:9
15A Multiscalar Drought Index Sensitive to Global Warming: The Standardized Precipitation Evapotranspiration Index显示文摘Vicente-Serrano Sergio M Beguería Santiago López-Moreno Juan I 2010Journal of Climate2010,,7:8
16Pregnancies established through intracytoplasmic sperm injection (ICSI) using spermatozoa with dysplasia of fibrous sheath显示文摘Aim: Dysplasia of the fibrous sheath (DFS) is an anomaly found in asthenozoospermic patients with extremely low or absent motility. In order to determine the efficacy of ICSI in these patients, a retrospective analysis of ICSI results in DFS patients has been done. Methods: Ten ICSI attempts were performed in 6 patients with diagnosis of Dysplasia of the Fibrous Sheath studied by transmission and scanning electron microscopy. Results: In the cases studied, sperm concentration was (29.62 _+ 18.05) x 106/mL, total motility was 1.14 _+ 1.31%. Progressive motility was 0% except for one case with 0.1%. One hundred and three preovulatory oocytes were obtained and 94 metaphase 11 oocytes were injected. Sixty-nine of them showed two pronuclei (fertilization rate: 73.4% ). Forty-nine embryos were obtained and 34 were transferred (mean: 3.4 embryos per transfer). Five pregnancies were diagnosed by β-hCG plasma level determinations that resulted to be one preclinical abortion, one clinical abortion and three deliveries. Another pregnancy (ongoing) was achieved from a cryopreserved embryo transfer. Conclusion: These results showed that ICSI provides a suitable solution for patients suffering from irreversible sperm defects such as DFS. Nevertheless, it is mandatory to inform couples of possible transmission risks to offspring, which are unknown at present. Only when the etiology of this problem is disclosed, it will be possible to assess the real genetic risk.Santiago Brugo Olmedo Vanesa Y.Rawe Florencia N.Nodar German D.Galavema Anibal A.Acosta Hector E.Chemes 2000Asian Journal of Andrology2000,2,2:7
17Screening pre-bariatric surgery patients for esophageal disease with esophageal capsule endoscopy显示文摘AIM:To determine if esophageal capsule endoscopy(ECE)is an adequate diagnostic alternative to esophagogastroduodenoscopy(EGD)in pre-bariatric surgery patients.METHODS:We conducted a prospective pilot study to assess the diagnostic accuracy of ECE(PillCam ESO2,Given Imaging)vs conventional EGD in pre-bariatric surgery patients.Patients who were scheduled for bariatric surgery and referred for pre-operative EGD were prospectively enrolled.All patients underwent ECE followed by standard EGD.Two experienced gastroenterologists blinded to the patient’s history and the findings of the EGD reviewed the ECE and documented their findings.The gold standard was the findings on EGD.RESULTS:Ten patients with an average body mass index of 50 kg/m2were enrolled and completed the study.ECE identified 11 of 14(79%)positive esophageal/gastroesophageal junction(GEJ)findings and 14of 17(82%)combined esophageal and gastric findings identified on EGD.Fisher’s exact test was used to compare the findings and no significant difference was found between ECE and EGD(P=0.64 for esophageal/GEJ and P=0.66 for combined esophageal and gastric findings respectively).Of the positive esophageal/GEJ findings,ECE failed to identify the following:hiatal hernia in two patients,mild esophagitis in two patients,and mild Schatzki ring in two patients.ECE was able to identify the entire esophagus in 100%,gastric cardia in0%,gastric body in 100%,gastric antrum in 70%,pylorus in 60%,and duodenum in 0%.CONCLUSION:There were no significant differences in the likelihood of identifying a positive finding using ECE compared with EGD in preoperative evaluation of bariatric patients.Ashish Shah Erica Boettcher Marianne Fahmy Thomas Savides Santiago Horgan Garth R Jacobsen Bryan J Sandler Michael Sedrak Denise Kalmaz 2013World Journal of Gastroenterology2013,19,37:7
18Lubiprostone vs Senna in postoperative orthopedic surgery patients with opioid-induced constipation:A double-blind,active-comparator trial显示文摘AIM:To investigate the efficacy of lubiprostone compared to Senna on bowel symptoms and constipation in post-operative orthopedic patients treated with opioids.METHODS:In this double blind,randomized,active comparator trial,adults who required opioids for analgesia following orthopedic procedures and who were admitted in inpatient rehabilitation were randomized following baseline assessments to lubiprostone(Amitza),orally twice aday or Senna(generic)two capsules administered daily for six days.Subjects were assessed using the patient assessment of constipation(PAC)-symptoms(PAC-SYM)and the PAC-quality of life(PAC-QOL)scales measured at baseline and Day 7;Subjects were assessed daily for secondary measures included the Bristol stool scale bowel consistency,specific bowel symptom score(Nausea,cramping,straining,completeness,abdominal pain,time per lavatory attempt,assistance needed),adverse events and rescue medications required.Function was measured using the functional independence measure(FIM)at admission and discharge;length of stay(LOS)and missed treatments due to gastrointestinal symptoms were also assessed.RESULTS:64 adults were enrolled;56 participants(28 in each group)had baseline and follow up measures and were included in the intention to treat(ITT)analyses.43 participants completed the study,21 in the active lubiprostone and 22 in the active Senna group.The mean age of the participants was 71.5years(SD=11.4 years,range:28-96 years).In the ITT analyses,participants showed significant improvement in bowel symptoms as measured by the PACSYM(mean±SD,-0.28±0.60,range:-1-2.33)and PAC-QOL(mean±SD,0.33±0.81,range:-1.5-2.0)over time,but there were no significant differences between the lubiprostone and Senna groups in mean change in the PAC-SYM(-0.20±0.60 vs-0.36±0.61,P=0.61 respectively)or the PAC-QOL(0.29±0.76 vs0.37±0.87,P=0.61 respectively).The mean change in each bowel symptom also did not significantly differ between treatment groups on ITT analyses,except for completeness of bowel movement,with the Senna group showing greater negative mean change in bowel movement completeness(-0.56±1.01 vs-2.00±1.41,P=0.03)and for reduction of abdominal pain,favoring Senna(-0.14±0.73 vs-0.73±1.08,P=0.04).Fifteen(75%)participants in the lubiprostone and in the Senna group requested rescue treatments.Participants made significant functional improvement from admission to discharge over a median LOS of 12 d,with a mean FIM change of 29.13±13.58 and no significant between group differences(27.0±9.2 vs 31.5±16.6,P=0.27).CONCLUSION:Both lubiprostone and Senna improved constipation-related symptoms and QOL in opioid-induced constipation,with no significant between-group differences.Christina M Marciniak Santiago Toledo Jungwhalia Lee Michael Jesselson Jillian Bateman Benjamin Grover Joy Tierny 2014World Journal of Gastroenterology2014,20,43:7
19流化冰对于鲣鱼的保鲜效果研究显示文摘以远洋鲣鱼为研究对象,以传统淡水碎冰保鲜为对照,研究流化冰处理对鲣鱼的理化性质及微生物特性的影响。结果表明:(1)–4°C冷藏18d后,流化冰保鲜鱼肉pH值、TVB-N、TBA、a*值和菌落总数依次为5.57、10.2mgN/100g、2.87mg/100g、8.92和2.61lgCFU/g,而淡水碎冰保鲜鱼肉各指标已达6.05、20.3mgN/100g、6.60mg/100g、7.16和3.02lgCFU/g,故可知流化冰保鲜处理效果明显优于碎冰保鲜。(2)在25±1°C室温条件下,将冰与鱼放入保温箱内保鲜8h后,流化冰保鲜鱼肉的a*值、pH值、TVB-N、TBA、菌落总数和汁液流失率均显著低于空白和淡水碎冰保鲜处理组(P<0.05)。流化冰保鲜可显著减缓鱼体的腐败进程、延长产品货架期,进而满足冰鲜水产品的远洋及长距离运输要求。高萌 张宾 邓尚贵 励建荣 AUBOURG Santiago 2014海洋与湖沼2014,45,5:7
20On the road to smart biomaterials for bone research: definitions, concepts, advances, and outlook显示文摘The demand for biomaterials that promote the repair,replacement,or restoration of hard and soft tissues continues to grow as the population ages.Traditionally,smart biomaterials have been thought as those that respond to stimuli.However,the continuous evolution of the field warrants a fresh look at the concept of smartness of biomaterials.This review presents a redefinition of the term“Smart Biomaterial”and discusses recent advances in and applications of smart biomaterials for hard tissue restoration and regeneration.To clarify the use of the term“smart biomaterials”,we propose four degrees of smartness according to the level of interaction of the biomaterials with the bio-environment and the biological/cellular responses they elicit,defining these materials as inert,active,responsive,and autonomous.Then,we present an up-to-date survey of applications of smart biomaterials for hard tissues,based on the materials’responses(external and internal stimuli)and their use as immune-modulatory biomaterials.Finally,we discuss the limitations and obstacles to the translation from basic research(bench)to clinical utilization that is required for the development of clinically relevant applications of these technologies.Carolina Montoya Yu Du Anthony L.Gianforcaro Santiago Orrego Maobin Yang Peter I.Lelkes 2021Bone Research2021,9,2:7
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