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Modeling Gardnerella Host-Pathogen Interaction: Characterization Of Vaginolysin And The Opacity Phenotype, Erin M. Garcia Jan 2020

Modeling Gardnerella Host-Pathogen Interaction: Characterization Of Vaginolysin And The Opacity Phenotype, Erin M. Garcia

Theses and Dissertations

Bacterial vaginosis (BV) describes a dysbiotic state of the vaginal mucosa, during which the dominance by beneficial lactobacilli species is lost, the vaginal pH increases, and the flora comprising the vaginal microbiome becomes more diverse. Bacterial taxa associated with this dysbiotic state interact to form a dense polymicrobial biofilm on the surface of the vaginal epithelium. This shift in the vaginal microflora is clinically important, even when symptoms are not noted, as women with BV are at increased risk for acquisition of other sexually transmitted infections, including HIV, and are more than two times as likely to experience preterm birth. …


Integration Of Multi-Omic Platforms To Understand The Regulation Of Genes In Human Disease, Eva Lancaster Jan 2020

Integration Of Multi-Omic Platforms To Understand The Regulation Of Genes In Human Disease, Eva Lancaster

Theses and Dissertations

Epigenetic mechanisms have been hypothesized to modify gene expression (GE) in response to both genetic variation and environmental exposures, ultimately contributing to the development of complex traits. Epigenome-wide association studies (EWAS) aim to test the theory that marks of DNA methylation (DNAm) have downstream consequences that result in the development of complex diseases. Although these methods have been successful in identifying DNAm patterns in complex traits, specific molecular mechanisms involved in the etiology of complex diseases remain unidentified. This knowledge gap does not originate from a lack of DNAm-trait associations, but rather stems from study design issues that affect the …


The Association Between The Route Of Nutrition And Serum Levels Of Adipokines In Critical Illness: A Pilot Study, Kürşat Gündoğan, Ender Doğan, Nurhayat Tuğra Özer, Gülşah Güneş Şahi̇n, Serap Şahi̇n, Murat Sungur, İsmai̇l Hakki Akbudak, Sabahatti̇n Muhtaroğlu, Muhammet Güven, Thomas R. Ziegler Jan 2020

The Association Between The Route Of Nutrition And Serum Levels Of Adipokines In Critical Illness: A Pilot Study, Kürşat Gündoğan, Ender Doğan, Nurhayat Tuğra Özer, Gülşah Güneş Şahi̇n, Serap Şahi̇n, Murat Sungur, İsmai̇l Hakki Akbudak, Sabahatti̇n Muhtaroğlu, Muhammet Güven, Thomas R. Ziegler

Turkish Journal of Medical Sciences

Background/aim: Adipokines play an important role in the regulation of metabolism. In critical illness, they alter serum levels and are suspected to worsen clinical outcomes. But the effect of the route of nutrition on adipokines is not known. The purpose of this study was to evaluate the association between the route of nutrition and adipokine levels in critically ill patients. Materials and methods: This prospective study was performed in an intensive care unit (ICU). Patients admitted to the ICU for least 72 h and receiving either enteral nutrition (EN) via tube feeding or parenteral nutrition (PN) were enrolled. Serum was …


Factors Associated With Severe Lung Disease In An Adult Population With Cystic Fibrosis: A Single-Center Experience, Berri̇n Er, Ebru Çelebi̇oğlu, Ebru Yalçin, Deni̇z Doğru, Özlem Erden Aki̇, Ömrüm Uzun, Murat Akova, Uğur Özçeli̇k, Nural Ki̇per, Sali̇h Emri̇ Jan 2020

Factors Associated With Severe Lung Disease In An Adult Population With Cystic Fibrosis: A Single-Center Experience, Berri̇n Er, Ebru Çelebi̇oğlu, Ebru Yalçin, Deni̇z Doğru, Özlem Erden Aki̇, Ömrüm Uzun, Murat Akova, Uğur Özçeli̇k, Nural Ki̇per, Sali̇h Emri̇

Turkish Journal of Medical Sciences

Background/Aim: The patients with cystic fibrosis (CF) are living longer compared to the past, but respiratory failure is still the most common cause of mortality. The aim of this study is to investigate factors associated with severe lung disease in a cohort of adult patients with CF. Materials and methods: Demographic data, clinical and laboratory findings of the patients aged 18 years and more were collected and the patients were grouped according to forced expiratory volume in 1 s (FEV1) as severe group:


Risk Indices That Predict In-Hospital Mortality Of Elderly Patients, Di̇lek Dülger, Özgür Albuz Jan 2020

Risk Indices That Predict In-Hospital Mortality Of Elderly Patients, Di̇lek Dülger, Özgür Albuz

Turkish Journal of Medical Sciences

Background/aim: Mortality in the elderly population tends to be higher than in all other age groups; the risk factors that predict mortality among those in this age cohort are not fully understood. This large-scale clinical study aimed to identify effective risk factors that predict mortality in the elderly population with a particular focus on age and hospitalization status. Material and methods: We retrospectively analyzed outcomes from patients with clinical follow-up between July 2015 and January 2020 at 29 Mayıs State Hospital, Ankara, Turkey. Patient records with missing or ambiguous data were excluded. Age, sex, length of hospital stay, comorbidities, consultation …


Does Capsaicin Have Therapeutic Benefits In Human Colon Adenocarcinoma? Selection Of The Most Reliable Dose Via Agnor, Mustafa Ni̇sari̇, Recep Eröz Jan 2020

Does Capsaicin Have Therapeutic Benefits In Human Colon Adenocarcinoma? Selection Of The Most Reliable Dose Via Agnor, Mustafa Ni̇sari̇, Recep Eröz

Turkish Journal of Medical Sciences

Background/aim: To determine the effect of different doses of capsaicin on AgNOR protein synthesis in human colon adenocarcinoma derivate from colon cancer (Caco-2 cell). Materials and methods: In this experimental study, after the cultured of Caco-2 cell line, the cells are divided into 4 groups as control and different capsaicin exposed doses (25uµ, 50uµ, and 75uµ). Mean AgNOR number and total AgNOR area/nuclear area (TAA/NA) were calculated. Results: A significant differences were detected between control and capsaicin (50uµ) (P = 0.001), between control and capsaicin (75uµ) (P = 0.000), between capsaicin (25uµ) and capsaicin (50uµ) (P = 0.001) and between …


The Effect Of Rituximab On Encapsulated Peritoneal Sclerosis In An Experimental Rat Model, Süleyman Karaköse, Ayşe Zeynep Bal, Eylem Pinar Eser, Murat Duranay Jan 2020

The Effect Of Rituximab On Encapsulated Peritoneal Sclerosis In An Experimental Rat Model, Süleyman Karaköse, Ayşe Zeynep Bal, Eylem Pinar Eser, Murat Duranay

Turkish Journal of Medical Sciences

Background/aim: Peritoneal sclerosis may be observed in varied manifestations. However, the most serious form is the encapsulated peritoneal sclerosis. We researched the effect of rituximab on peritoneal fibrosis in an experimental rat model. Materials and methods: Twenty-four Wistar Albino rats were divided into 4 equal groups. During weeks 0-3; group I received isotonic saline (IS) solution, group II, group III, and group IV received chlorhexidine gluconate (CG) via intraperitoneal (i.p.) route. In the next 3 weeks nothing adminestred to both group I and group II but IS solution was adminestred to group III via i.p. route and 375 mg/m2/ week …


Nanotoxicity: A Challenge For Future Medicine, Ramazan Akçan, Hali̇t Canberk Aydogan, Mahmut Şeri̇f Yildirim, Burak Taşteki̇n, Necdet Sağlam Jan 2020

Nanotoxicity: A Challenge For Future Medicine, Ramazan Akçan, Hali̇t Canberk Aydogan, Mahmut Şeri̇f Yildirim, Burak Taşteki̇n, Necdet Sağlam

Turkish Journal of Medical Sciences

Background/aim: Due to nanomaterials' potential benefits for diagnosis and treatment, they are widely used in medical applications and personal care products. Interaction of nanomaterials, which are very small in size, with tissue, cell and microenvironment, can reveal harmful effects that cannot be created with chemically identical and larger counterparts in biological organisms. In this review, a challenge for future medicine, nanotoxicity of nanomaterials is discussed. Materials and methods: A detailed review of related literature was performed and evaluated as per medical applications of nanomaterials their toxicity. Results and conclusion: Most authors state "the only valid technology will be nanotechnology in …


Neuroprotective Effects Of Quercetin On Cerebral Vasospasm Following Experimental Subarachnoid Haemorrhage In Rats, Şanser Gül, Evren Aydoğmuş, Burak Bahadir, Mustafa Çağatay Büyükuysal, Berrak Güven Jan 2020

Neuroprotective Effects Of Quercetin On Cerebral Vasospasm Following Experimental Subarachnoid Haemorrhage In Rats, Şanser Gül, Evren Aydoğmuş, Burak Bahadir, Mustafa Çağatay Büyükuysal, Berrak Güven

Turkish Journal of Medical Sciences

Background/aim: We examined the protective effects of the natural flavonoid, quercetin, against cerebral vasospasm in an experimental rat subarachnoid haemorrhage (SAH) model. Materials and methods: Thirty-eight albino Wistar rats were divided into five groups as follows: group 1 (G1, n=8), no experimental intervention; group 2 (G2, n=8), subarachnoid physiological saline; group 3 (G3, n=8), SAH; group 4 (G4, n=7) SAH and low-dose (10 mg/kg) quercetin treatment; group 5 (G5, n=7), SAH and high-dose (50 mg/kg) quercetin treatment. Subarachnoid haemorrhage was induced by injection of 0.15 cc of autologous blood taken from the tail artery into the cisterna magna from the …


Comparison Of Mesenchymal Stem Cell Sheets And Chondrocyte Sheets In A Rabbit Growth Plate Injury Model, Alper Gülteki̇n, Yücel Ağirdi̇l, Büşra Öncel Duman, Cansu Subaşi, Erdal Karaöz Jan 2020

Comparison Of Mesenchymal Stem Cell Sheets And Chondrocyte Sheets In A Rabbit Growth Plate Injury Model, Alper Gülteki̇n, Yücel Ağirdi̇l, Büşra Öncel Duman, Cansu Subaşi, Erdal Karaöz

Turkish Journal of Medical Sciences

Background/aim: The treatment of posttraumatic deformities and differences in length between the extremities resulting from physeal injury remains controversial. The aims of this study were to compare the efficacy of tissue-engineered, monolayer, and allogeneic mesenchymal stem cell sheets and chondrocyte sheets for physeal arrest treatment and to investigate cell sheet technology as a novel method for cell transplantation in physeal cartilage repair. Materials and methods: A proximal tibial physeal injury was induced in New Zealand rabbits. Allogeneic mesenchymal stem cells (MSCs) and chondrocytes were cultured in temperature-responsive culture dishes and applied to the iatrogenic partial growth plate defects in single-sheet …


Oxidative Stress Parameters In Patients With Ascending Aortic Dilatation, Mehmet Erdoğan, Meli̇ke Polat, Muhammet Ci̇hat Çeli̇k, Selçuk Öztürk, Serdal Baştuğ, Yunus Emre Özbebek, Sali̇m Neşeli̇oğlu, Murat Akçay Jan 2020

Oxidative Stress Parameters In Patients With Ascending Aortic Dilatation, Mehmet Erdoğan, Meli̇ke Polat, Muhammet Ci̇hat Çeli̇k, Selçuk Öztürk, Serdal Baştuğ, Yunus Emre Özbebek, Sali̇m Neşeli̇oğlu, Murat Akçay

Turkish Journal of Medical Sciences

Background/aim: This study aimedto determine plasma thiol, disulphide, and serum ischemia-modified albumin (IMA) levels and ferroxidase activity in patients with ascending aorta dilatation (AAD) in comparison to those without AAD and to evaluate the predictive value of these oxidative stress parameters for AAD.Materials and methods: This study was designed as a cross-sectional study of 184 patients who applied to our cardiology clinic. Our study population consisted of patients with AAD (n = 85) and without AAD (n = 99). A spectrophotometric method was used to determine plasma thiol, disulphide, and serum IMA levels and ferroxidase activity.Results: The native thiol and …


Coenzyme Q10, Zinc And Mda Levels In Verruca Vulgaris, Selma Korkmaz, Fevzi̇ye Burcu Şi̇ri̇n, İjlal Erturan, Hali̇l İbrahi̇m Büyükbayram, Mehmet Yildirim Jan 2020

Coenzyme Q10, Zinc And Mda Levels In Verruca Vulgaris, Selma Korkmaz, Fevzi̇ye Burcu Şi̇ri̇n, İjlal Erturan, Hali̇l İbrahi̇m Büyükbayram, Mehmet Yildirim

Turkish Journal of Medical Sciences

Background/aim: Verruca vulgaris is a benign disease characterized with papillomas on the skin and mucosa. The aim of this study was to investigate the serum levels of coenzyme Q10, MDA, and zinc as well as the lipid profile of verruca vulgaris patients and examine the relationship between these parameters and clinical manifestations of the disease.Materials and methods: The study included 49 verruca vulgaris patients (mean age: 32.01 ± 14.20 years; 22 males, 27 females) and 40 healthy volunteers (mean age: 31.63 ± 8.98 years; 21 males and 19 females). Coenzyme Q10 levels were assessed by using an enzyme-linked immunosorbent assay. …


Frequency Of Sarcopenia And Associated Outcomes In Patients With Chronic Obstructive Pulmonary Disease, Havva Demi̇rci̇oğlu, Fatma Gökşi̇n Ci̇han, Ruhuşen Kutlu, Şebnem Yosunkaya, Adi̇l Zamani̇ Jan 2020

Frequency Of Sarcopenia And Associated Outcomes In Patients With Chronic Obstructive Pulmonary Disease, Havva Demi̇rci̇oğlu, Fatma Gökşi̇n Ci̇han, Ruhuşen Kutlu, Şebnem Yosunkaya, Adi̇l Zamani̇

Turkish Journal of Medical Sciences

Background/aim: We aimed to evaluate the prevalence of sarcopenia and associated outcomes in patients with chronic obstructive pulmonary disease (COPD). Materials and methods: This cross-sectional study was performed on 219 patients aged 50 years and over who were diagnosed with chronic obstructive pulmonary disease (COPD) according to the Global Initiative for Chronic Obstructive Lung Disease (GOLD) guidelines. The study included 196 (89.5%) male and 23 (10.5%) female patients. The mean age of the patients was 66.9 ± 10.1 years. To diagnose sarcopenia, muscle function was determined by a gait speed test. Muscle strength was assessed with a hand dynamometer and …


Assessment Of Ankaferd Blood Stopper In Experimental Liver Ischemia Reperfusion Injury, Abdullah Durhan, Koray Koşmaz, Marlen Süleyman, Mesut Tez, Abdullah Şenli̇kci̇, Can Ersak, Yilmaz Ünal, Mevlüt Recep Pekci̇ci̇, Fati̇h Karaahmet, Mehmet Şeneş, İlknur Alkan Kuşabbi̇, Eylem Pinar Eser, Sema Hücümenoğlu Jan 2020

Assessment Of Ankaferd Blood Stopper In Experimental Liver Ischemia Reperfusion Injury, Abdullah Durhan, Koray Koşmaz, Marlen Süleyman, Mesut Tez, Abdullah Şenli̇kci̇, Can Ersak, Yilmaz Ünal, Mevlüt Recep Pekci̇ci̇, Fati̇h Karaahmet, Mehmet Şeneş, İlknur Alkan Kuşabbi̇, Eylem Pinar Eser, Sema Hücümenoğlu

Turkish Journal of Medical Sciences

Background/aim: To investigate possible protective effects of Ankaferd Blood Stopper® (ABS) in an experimental liver ischemia reperfusion injury (IRI) model. Materials and methods: The study was carried out on 30 female rats separated into 3 groups as sham, control (IRI), and treatment (IRI + ABS) groups. In the IRI + ABS group, 0.5 mL/day ABS was given for 7 days before surgery. In the IRI and IRI + ABS groups, the hepatic pedicle was clamped for 30 min to apply ischemia. Then, after opening the clamp, 90-min reperfusion of the liver was provided. Blood and liver tissue samples were taken …


Correlation Between Serum Vitamin D Level And Dichotomous Distribution Ofhematological Parameters In A Cohort Of 12709 Patients, Oktay Olmuşçeli̇k, Ömür Gökmen Sevi̇ndi̇k Jan 2020

Correlation Between Serum Vitamin D Level And Dichotomous Distribution Ofhematological Parameters In A Cohort Of 12709 Patients, Oktay Olmuşçeli̇k, Ömür Gökmen Sevi̇ndi̇k

Turkish Journal of Medical Sciences

Background/aim: Recent evidence suggests that Vitamin D deficiency may be associated with varying degrees of peripheral blood cytopenia(s). However, the effect of Vitamin D on hematopoiesis is largely unknown. According to predefined inclusion criteria, here we analyzed the correlation between serum Vitamin D level and hematological parameters. Materials and methods: In the present cohort study, a total of 12.709 patients were screened. In the first data set, all patients were included. However, in the second one, only patients (9.936) with no complete blood count (CBC) abnormality and any nutritional deficiency (Iron, Vitamin B12 and Folic acid) were evaluated. According to …


Serum Paraoxonase 1 And 3 Activities In Benign And Malignant Diseases Of The Prostateand Changes In Levels Following Robotic-Assisted Laparoscopic Radical Prostatectomy, Fevzi̇ Bedi̇r, Hüseyi̇n Kocatürk, Mehmet Sefa Altay, Engi̇n Şebi̇n, Banu Bedi̇r Jan 2020

Serum Paraoxonase 1 And 3 Activities In Benign And Malignant Diseases Of The Prostateand Changes In Levels Following Robotic-Assisted Laparoscopic Radical Prostatectomy, Fevzi̇ Bedi̇r, Hüseyi̇n Kocatürk, Mehmet Sefa Altay, Engi̇n Şebi̇n, Banu Bedi̇r

Turkish Journal of Medical Sciences

Background/aim: This study aimed to examine serum paraoxonase 1 and 3 (PON1 and PON3) activities in benign and malignant diseases of the prostate, to determine lipid profile and malondialdehyde (MDA) levels, and to investigate changes in levels following robotic-assisted laparoscopic radical prostatectomy (RALRP). Materials and methods: A total of 137 patients, including a control group, were enrolled in the study and assigned into four groups. Group 1 (n = 33) consisted of patients previously undergoing RALRP with no recurrence, group 2 (n = 36) consisted of patients diagnosed with prostate cancer (PCa) and undergoing RALRP, and group 3 (n = …


Research On The Protective Effect Of Caffeic Acid Phenethyl Ester On Testicular Damagecaused By Cisplatin, Tayfun Ceylan, Emi̇n Kaymak, Fazi̇le Cantürk Tan, Bi̇rkan Yakan Jan 2020

Research On The Protective Effect Of Caffeic Acid Phenethyl Ester On Testicular Damagecaused By Cisplatin, Tayfun Ceylan, Emi̇n Kaymak, Fazi̇le Cantürk Tan, Bi̇rkan Yakan

Turkish Journal of Medical Sciences

Background/aim: Cisplatin (CP), a chemotherapeutic drug, causes damage to spermatogenic serial cells, Sertoli cells, and Leydig cells in rat testicles. It was aimed to investigate the protective effect of caffeic acid phenethyl ester (CAPE), one of the active ingredients of propolis, in eliminating CP-induced testicular damage. Materials and methods: Group 1 (control group) was given physiological saline solution intraperitoneally (IP) throughout the experiment. Group 2 (CP group) was given a single dose of CP (7 mg/kg) IP on the day 7. Group 3 (CP + CAPE group), was given CAPE (10 μmol/kg/day) IP for 12 days and a single dose …


Comparison Of The Sensititre Yeastone Antifungal Method With The Clsi M27-A3reference Method To Determine The Activity Of Antifungal Agents Against Clinical Isolatesof Candida Spp., Rabi̇ye Altinbaş, Ayşe Bariş, Sümeyye Şen, Recep Öztürk, Nuri̇ Ki̇raz Jan 2020

Comparison Of The Sensititre Yeastone Antifungal Method With The Clsi M27-A3reference Method To Determine The Activity Of Antifungal Agents Against Clinical Isolatesof Candida Spp., Rabi̇ye Altinbaş, Ayşe Bariş, Sümeyye Şen, Recep Öztürk, Nuri̇ Ki̇raz

Turkish Journal of Medical Sciences

Background and aim: Infections caused by Candida species are significantly increasing today, and invasive Candida infections are generally associated with high mortality. Early diagnosis and identification of Candida spp. is important for the determination of antifungal agents that will be used for treatment. The aim of the present study was to provide a better regimen for Candida infections in the future. Materials and methods: The Sensititre YeastOne (SYO) method was compared with The Clinical Laboratory Standards Institute (CLSI) reference broth microdilution (BMD) testing method. Endpoints of minimal inhibitory concentrations (MICs) were determined for both methods. Results: By using both methods, …


Mango Ginger (Curcuma Amada) Inhibits Collagen-Induced Arthritis By Modulatinginflammatory Cytokine Levels In Rats, Ahmet Karataş, Cemal Orhan, Mehmet Tuzcu, Nurhan Şahi̇n, İbrahi̇m Hani̇fi̇ Özercan, Süleyman Serdar Koca, Vijaya Juturu, Kazi̇m Şahi̇n Jan 2020

Mango Ginger (Curcuma Amada) Inhibits Collagen-Induced Arthritis By Modulatinginflammatory Cytokine Levels In Rats, Ahmet Karataş, Cemal Orhan, Mehmet Tuzcu, Nurhan Şahi̇n, İbrahi̇m Hani̇fi̇ Özercan, Süleyman Serdar Koca, Vijaya Juturu, Kazi̇m Şahi̇n

Turkish Journal of Medical Sciences

Background/aim: Mango ginger (MG: curcuma amada) has antioxidant and antiinflammatory activities. The aim was to evaluate the antiarthritic potential efficacy of MG on collagen-induced arthritis. Materials and methods: Twenty-one female Wistar-albino rats were divided into three groups. Arthritis was induced by intradermal injections of type II collagen and Freund's adjuvant. MG extract was orally administered starting from the first collagen injection. TNF-α, IL-6, IL-17, obestatin, sclerostin, and DKK-1 serum levels were determined, and perisynovial inflammation and cartilage-bone destruction in the paws were histologically evaluated. Moreover, joint tissue TNF-α, IL-17, NF-κB, and COX-2 levels were analyzed. Results: TNF-α, IL-17, IL-6, and …


Critically Ill Covid-19 Patient, Burçi̇n Halaçli, Akin Kaya, Arzu Topeli̇ İski̇t Jan 2020

Critically Ill Covid-19 Patient, Burçi̇n Halaçli, Akin Kaya, Arzu Topeli̇ İski̇t

Turkish Journal of Medical Sciences

Coronavirus disease 2019 (COVID-19) stands out as the major pandemic that we have experienced in the last century. As it affects every social structure, it brought the importance of intensive care support once again to the agenda of healthcare system after causing severe acute respiratory syndrome. The precautions to be taken against this virus, where our knowledge is extremely small, intensive care units take an indispensable place in pandemic planning. In this review, we aimed to emphasize the crucial points regarding intensive care management of COVID-19 patients, which we have written not only for intensivists but also for all healthcare …


Understanding Dynamics Of Pandemics, Levent Akin, Mustafa Gökhan Gözel Jan 2020

Understanding Dynamics Of Pandemics, Levent Akin, Mustafa Gökhan Gözel

Turkish Journal of Medical Sciences

Along the centuries, novel strain of virus such as influenza produces pandemics which increase illness, death and disruption in the countries. Spanish flu in 1918, Asian flu in 1957, Hong Kong flu in 1968 and swine flu in 2009 were known pandemic which had various characteristics in terms of morbidity and mortality. A current pandemic is caused by novel corona virus originated from China. COVID-19 pandemic is very similar to Spanish, Hong Kong, Asian and swine influenza pandemics in terms of spreading to world by the mobilized people. Burden of pandemic is considered in terms of disease transmissibility and the …


Novel Coronavirus Disease (Covid-19) In Children, Hasan Tezer, Tuğba Bedi̇r Demi̇rdağ Jan 2020

Novel Coronavirus Disease (Covid-19) In Children, Hasan Tezer, Tuğba Bedi̇r Demi̇rdağ

Turkish Journal of Medical Sciences

Coronavirus disease (COVID-19) was firstly reported at the end of 2019. The disease rapidly spread all around the world in a few months and was declared a worldwide pandemic by WHO in March 2020. By April 9, there were 1,436,198 confirmed COVID-19 cases in the world, nearly with 6% mortality rate. This novel infectious disease causes respiratory tract illness that may generally occur as mild upper respiratory tract disease or pneumonia. In older patients and/or patients with underlying conditions, it may result in acute respiratory distress syndrome, multi organ failure and even death. According to the current literature, children account …


Relationship Of Mesenteric Panniculitis With Visceral And Subcutaneous Adipose Tissue, Çi̇ğdem Özer Gökaslan, Eranil Aslan, Emi̇n Demi̇rel, Ayli̇n Yücel Jan 2020

Relationship Of Mesenteric Panniculitis With Visceral And Subcutaneous Adipose Tissue, Çi̇ğdem Özer Gökaslan, Eranil Aslan, Emi̇n Demi̇rel, Ayli̇n Yücel

Turkish Journal of Medical Sciences

Background/aim: Mesenteric panniculitis (MP) is an idiopathic benign disease characterized by fat necrosis, chronic inflammation, and fibrosis. The relationship between obesity and chronic low-grade inflammation has been reported. This study investigated the relationship of MP diagnosed using multidetector computed tomography (MDCT) with visceral adipose tissue (VAT) and subcutaneous adipose tissue (SAT) areas.Materials and methods: We retrospectively enrolled 104 patients with no radiological findings other than MP. Additionally, 76 individuals without any indicative radiological findings were included as controls. VAT and SAT were separately calculated (cm2) using a 3-dimensional workstation. The abdominal circumference was measured (cm). Results: The mean abdominal circumference …


Thiol/Disulfide Homeostasis And Ischemia Modified Albumin Levels In Autoimmune Gastritis And Their Relations With Gastric Emptying, Emra Asfuroğlu Kalkan, Serap Boz, Özcan Erel, Sali̇m Neşeli̇oğlu, Çağdaş Kalkan, Ari̇f İrfan Soykan Jan 2020

Thiol/Disulfide Homeostasis And Ischemia Modified Albumin Levels In Autoimmune Gastritis And Their Relations With Gastric Emptying, Emra Asfuroğlu Kalkan, Serap Boz, Özcan Erel, Sali̇m Neşeli̇oğlu, Çağdaş Kalkan, Ari̇f İrfan Soykan

Turkish Journal of Medical Sciences

Background/aim: Autoimmune gastritis is an autoimmune and inflammatory disorder. The aim of this study is to examine dynamic thiol/disulfide homeostasis and ischemia modified albumin levels, and to analyze the association between thiol/disulfide homeostasis and gastric emptying time in autoimmune gastritis. Materials and methods: Thiol/disulfide homeostasis tests and ischemia modified albumin levels were determined in 50 autoimmune gastritis patients and 53 healthy subjects. Patients with delayed and normal gastric emptying were compared by thiol/disulfide homeostasis tests. Results: The results showed that native thiol (μmol/L), total thiol (μmol/L), and native thiol/total thiol ratio (%) of the patients with autoimmune gastritis decreased compared …


Impact Of The Demographic And Aetiological Factors And Intraoperative Findings On Postoperative Outcomes In Chronic Otitis Media Surgery, Süleyman Cebeci̇, Mehmet Suat Özbi̇len, İsmet Bayramoğlu, Yusuf Kemal Kemaloğlu, Kadi̇r Kemal Uygur, Yildirim Ahmet Bayazit, Recep Karamert Jan 2020

Impact Of The Demographic And Aetiological Factors And Intraoperative Findings On Postoperative Outcomes In Chronic Otitis Media Surgery, Süleyman Cebeci̇, Mehmet Suat Özbi̇len, İsmet Bayramoğlu, Yusuf Kemal Kemaloğlu, Kadi̇r Kemal Uygur, Yildirim Ahmet Bayazit, Recep Karamert

Turkish Journal of Medical Sciences

Background/aim: Surgical success is related with many factors belonging to both the patient and the disease. This study aims to analyse the preoperative and intraoperative characteristics, the postoperative results, and the factors affecting the surgical success in different types of chronic otitis media (COM).Materials and methods: A total of 1510 ears of 1398 patients who underwent COM surgery were included in the study. Postoperative results were obtained from 376 ears of 356 patients who had been followed after surgery. The demographic characteristics of the patients, such as age and sex, operative findings, preoperative audiological examination results, and final audiometric and …


Early Pregnancy After Bariatric Surgery: A Single-Institute Preliminary Experience, Emre Günakan, Hakan Buluş, Yusuf Aytaç Tohma Jan 2020

Early Pregnancy After Bariatric Surgery: A Single-Institute Preliminary Experience, Emre Günakan, Hakan Buluş, Yusuf Aytaç Tohma

Turkish Journal of Medical Sciences

Background/aim: Pregnancy after bariatric surgery is an issue of growing importance with increasing number of women undergoing bariatric surgery. Therefore, in this study we present patients who conceived after sleeve gastrectomy and evaluate the obstetric outcomes. Materials and methods: This retrospective case-control study includes 23 women who conceived after laparoscopic sleeve gastrectomy. Patients were evaluated in two groups according to the number of months between surgery and conception (group 1: ≤12 months; group 2: >12 months). Results: The mean body mass index of patients before surgery and at the time of conception was 46.6 kg/m2 and 29.7 kg/m2, respectively. Nine …


Characterization Of Silk Sutures Coated With Propolis And Biogenic Silver Nanoparticles (Agnps); An Eco-Friendly Solution With Wound Healing Potential Against Surgical Site Infections (Ssis), Tuba Baygar Jan 2020

Characterization Of Silk Sutures Coated With Propolis And Biogenic Silver Nanoparticles (Agnps); An Eco-Friendly Solution With Wound Healing Potential Against Surgical Site Infections (Ssis), Tuba Baygar

Turkish Journal of Medical Sciences

Background/aim: Bacterial adherence to a suture material is one of the main causes of surgical site infections. An antibacterial suture material with enhanced wound healing function may protect the surgical site from infections. Thus, the present study aimed to investigate the synergistic effect of propolis and biogenic metallic nanoparticles when combined with silk sutures for biomedical use.Materials and methods: Silver nanoparticle (AgNP) synthesis was carried out via a microbial-mediated biological route and impregnated on propolis-loaded silk sutures using an in situ process. Silk sutures fabricated with propolis and biosynthesized AgNPs (bioAgNP-propolis-coated sutures) were intensively characterized using scanning electron microscopy (SEM), …


An Evaluation Of The Effects Of Caffeic Acid Phenethyl Ester And Ankaferd Blood Stopper On Secondary Wound Healing Of Oral Mucosal Tissue, Mehmet Gül, Ahmet Günay, Abdulsamet Tanik Jan 2020

An Evaluation Of The Effects Of Caffeic Acid Phenethyl Ester And Ankaferd Blood Stopper On Secondary Wound Healing Of Oral Mucosal Tissue, Mehmet Gül, Ahmet Günay, Abdulsamet Tanik

Turkish Journal of Medical Sciences

Background/aim: Caffeic acid phenethyl ester (CAPE) and Ankaferd Blood Stopper (ABS) are considered to contribute to wound healing. The purpose of this study was to investigate the effect of ABS and CAPE on secondary wound healing of oral mucosal tissue. Materials and methods: In total, 63 male Sprague-Dawley rats were used in this study. The animals were randomly divided into three groups and anaesthetized with ketamine (8 mg/100 g, intraperitoneally): a control group, CAPE group, and ABS group. A full-thickness excisional wound was created using a 4 mm punch biopsy tool. Topical ABS and CAPE were then applied in each …


Carvacrol Alters Soluble Factors In Hct-116 And Ht-29 Cell Lines, Ahu Pakdemi̇rli̇, Caner Karaca, Tolga Sever, Ezgi̇ Daşkin, Asim Leblebi̇ci̇, Türkan Yi̇ği̇tbaşi, Yasemi̇n Başbinar Jan 2020

Carvacrol Alters Soluble Factors In Hct-116 And Ht-29 Cell Lines, Ahu Pakdemi̇rli̇, Caner Karaca, Tolga Sever, Ezgi̇ Daşkin, Asim Leblebi̇ci̇, Türkan Yi̇ği̇tbaşi, Yasemi̇n Başbinar

Turkish Journal of Medical Sciences

Background/aim: Natural products are popular insights for researchers to investigate promising anti-cancer agents since some of these substances have lesser adverse effects restricting the treatment than traditional chemotherapeutic agents. A well-known monoterpene Carvacrol, widely consumed in Mediterranean cuisine and lower risks of cancer, has efficient anticancer effects. However, the mechanism of action is yet to be discovered. Materials and methods: The investigation aims to illuminate a new perceptive in the role of this substance on colorectal cancer treatment, by the means of differences in a well-defined range of soluble factors. Carvacrol effect on both HT-29 and HCT-116 cell lines was …


25-Hydroxy Vitamin D Level Is Associated With Sleep Disturbances In Patients With Chronickidney Disease On Hemodialysis: A Cross-Sectional Study, Demet Yavuz, Rahman Yavuz, Mehmet Derya Demi̇rağ, Düri̇ye Sila Karagöz Özen, Zeynep Banu Ramazanoğlu Jan 2020

25-Hydroxy Vitamin D Level Is Associated With Sleep Disturbances In Patients With Chronickidney Disease On Hemodialysis: A Cross-Sectional Study, Demet Yavuz, Rahman Yavuz, Mehmet Derya Demi̇rağ, Düri̇ye Sila Karagöz Özen, Zeynep Banu Ramazanoğlu

Turkish Journal of Medical Sciences

Background/aim: Deficient levels of vitamin D are an important factor in the pathogenesis of some neurodegenerative diseases. The aim of this study is to determine the relationship between vitamin D deficiency and depression status and sleep disorders of patients on dialysis. Materials and methods: In this cross-sectional study, 121 hemodialysis patients were enrolled. All patients had been on hemodialysis for at least six months at the time of the study. Sleep quality and depression status were measured by using specific inventories. All the patients filled out Pittsburg Sleep Quality Index (PSQI) and Beck Depression Inventory (BDI), and gave blood samples. …