Publications by authors named "Duru G"

Article Synopsis
  • The Pre-Pottery Neolithic site of Aşıklı Höyük, occupied roughly 10,300 to 9,300 years ago in Central Anatolia, is associated with the early domestication of sheep, transitioning from residential stabling to open pasturing over time.
  • Genetic analysis of 629 mitochondrial genomes revealed unexpected high genetic diversity during occupation, contradicting the earlier assumption of a domestication bottleneck.
  • A significant demographic bottleneck was instead identified later in the Neolithic, leading to the dominance of a specific mitochondrial haplogroup in southwestern Anatolia that influenced sheep populations in Europe and today’s global sheep diversity.
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Background: The relationship between subcutaneous infliximab [SC-IFX] concentrations and favourable therapeutic outcomes in patients with Crohn's disease [CD] and ulcerative colitis [UC] remains elusive.

Patients And Methods: This cross-sectional study included consecutive adult patients with inflammatory bowel disease [IBD] treated with SC-IFX at a maintenance dose of 120 mg/2 weeks. Investigated therapeutic outcomes included sustained clinical remission; composite clinical and biomarker remission [clinical remission and C-reactive protein <5 mg/L]; biochemical remission [faecal calprotectin <250 µg/g]; and deep remission [clinical, biological, and biochemical remission].

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Article Synopsis
  • Nail diseases are often diagnosed late, impacting prognosis and function, partly due to primary care physicians' (PCPs) knowledge gaps.
  • A study evaluated French PCPs' knowledge on nail conditions before and after a 31-minute online training session, involving 10 clinical cases.
  • Results showed improved recognition of the need for dermatologist referrals and reduced inappropriate treatments after training, although gaps in knowledge about amelanotic melanoma persisted.
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Cervical cancer is a significant disease affecting women's health in terms of its incidence and is one of the most preventable cancers. However, participation in early cervical cancer-screening programs has been unsatisfactory for various reasons. In this descriptive, relationship-seeking study, we examined the relationship between fatalism tendency, an individual barrier to participation in early cancer screening programs, and women's attitudes toward the early diagnosis of cervical cancer and undergoing the Pap smear test.

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Unlabelled: Monitoring of anti-drug antibodies in patients on ustekinumab is not routinely recommended in patients with inflammatory bowel disease (IBD) due to low rates of immunogenicity.

Aim Of Study: The purpose of this study was to investigate the relationship between anti-drug antibodies detected by a drug-tolerant assay and loss of response (LOR) to therapy in a cohort of patients with IBD being treated with ustekinumab.

Patients And Methods: This retrospective study consecutively enrolled all adult patients with moderate to severe active IBD who had at least 2 years of follow-up after ustekinumab was initiated.

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Background: The FLURESP project is a public health research funded by the European Commission, with the objective to design a methodological framework to assess the cost-effectiveness of existing public health measures against human influenza pandemics. A dataset has been specifically collected in the frame of the Italian health system. As most of interventions against human influenza are relavant against other respiratory diseases pandemics, potential interests in COVID-19 are discussed.

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Article Synopsis
  • - The study maps human genetic diversity across regions like Anatolia, Iran, and the Aegean, highlighting changes from the early Neolithic period to more complex societal structures using a combination of ancient and modern genomes.
  • - Findings reveal that genetic diversity increased over time, with early Holocene populations in Southwest Asia and the East Mediterranean becoming more similar, followed by a divergence starting in the Bronze Age due to external gene flow, described as "the expanding mobility model."
  • - The research also uncovers a trend of increasing male bias in admixture events throughout the Holocene, which is measured using specific genetic distance methods that are more effective than traditional F statistics.
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Article Synopsis
  • The study investigates the prognostic value of regression in primary melanomas, focusing on the differences between "hot" and "cold" tumor stromas.
  • The analysis of 40 patients over 14 years reveals that dermoscopic features correlate with the stage of regression and survival outcomes.
  • Specific characteristics, like color patterns and histological regression types, are linked to patient prognosis, indicating that some regression types are associated with better outcomes while others predict melanoma-related death.
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Background: Congenital nail matrix nevi (NMN) are difficult to diagnose because they feature clinical characteristics suggestive of adult subungual melanoma. Nail matrix biopsy is difficult to perform, especially in children.

Objective: To describe the initial clinical and dermatoscopic features of NMN appearing at birth (congenital) or after birth but before the age of 5 years (congenital-type).

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Sheep and goats (caprines) were domesticated in Southwest Asia in the early Holocene, but how and in how many places remain open questions. This study investigates the initial conditions and trajectory of caprine domestication at Aşıklı Höyük, which preserves an unusually high-resolution record of the first 1,000 y of Neolithic existence in Central Anatolia. Our comparative analysis of caprine age and sex structures and related evidence reveals a local domestication process that began around 8400 cal BC.

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The social organization of the first fully sedentary societies that emerged during the Neolithic period in Southwest Asia remains enigmatic, mainly because material culture studies provide limited insight into this issue. However, because Neolithic Anatolian communities often buried their dead beneath domestic buildings, household composition and social structure can be studied through these human remains. Here, we describe genetic relatedness among co-burials associated with domestic buildings in Neolithic Anatolia using 59 ancient genomes, including 22 new genomes from Aşıklı Höyük and Çatalhöyük.

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Vascular abnormalities in tumors have a major impact on the immune microenvironment in tumors. The consequences of abnormal vasculature include increased hypoxia, acidosis, high intra-tumoral fluid pressure, and angiogenesis. This introduces an immunosuppressive microenvironment that alters immune cell maturation, activation, and trafficking, which supports tumor immune evasion and dissemination of tumor cells.

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Background: Subungual squamous cell carcinoma (SU-SCC) is the most common malignant tumour of the nail unit. Intraoperative nail dermoscopy has been described only for pigmented tumours, onychomatricoma and glomus tumours.

Aim: To establish a description of intraoperative dermoscopic features of SU-SCC.

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Objectives: In patients with IBD experiencing an immune-mediated loss of response (LOR) to antitumour necrosis factor (anti-TNF), algorithms recommend a switch of anti-TNF without immunosuppressive drug. The aim of our study was to compare in these patients two strategies: either switch to a second anti-TNF alone or with addition of azathioprine (AZA). After randomisation outcomes (time to clinical and pharmacokinetic failure) were compared between the two groups during a 2-year follow-up period.

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The process of sheep and goat (caprine) domestication began by 9000 to 8000 BCE in Southwest Asia. The early Neolithic site at Aşıklı Höyük in central Turkey preserves early archaeological evidence of this transformation, such as culling by age and sex and use of enclosures inside the settlement. People's strategies for managing caprines evolved at this site over a period of 1000 years, but changes in the scale of the practices are difficult to measure.

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Background: Golimumab is a monoclonal anti-tumor necrosis factor alpha antibody, which is used in ulcerative colitis with an exposure-response relationship. The goal of this study was to compare results obtained with different immunoassays (golimumab and antigolimumab antibodies trough levels).

Methods: This study was based on samples from 78 ulcerative colitis patients on golimumab treatment.

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Background: Drug de-escalation is considered in Crohn's disease patients in sustained remission on optimized infliximab treatment.

Aim: We built a model to evaluate the magnitude of cost savings in patients' disease course with or without drug de-escalation guided by infliximab trough levels.

Methods: We designed 4 virtual cohorts (P1-P4) of 10,000 patients in clinical remission on optimized infliximab treatment followed for 2 years.

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Background: Anti-PD-1 and BRAF-inhibitors (BRAFi) have been approved as first-line treatments in advanced melanoma. To date, no prospective data are available to give the best sequence of treatment. The objective of this study was to evaluate in real-life the efficacy of anti-PD-1 after BRAFi, ipilimumab, or chemotherapy failure.

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Background: Vulvar melanosis can occasionally be clinically challenging by mimicking an early melanoma.

Objective: To report our experience of initial evaluation and follow-up in this peculiar subset of vulvar melanosis using reflectance confocal microscopy (RCM).

Methods: We retrospectively evaluated 18 consecutive cases referred for atypical vulvar pigmentation or for which melanoma was considered and that underwent both RCM examination and histopathological assessment.

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Aim: The aim of this study was to evaluate prospectively the clinical outcomes and pharmacokinetics of a second anti-TNF according to the pharmacokinetics of the first anti-TNF in patients with inflammatory bowel disease (IBD).

Methods: In patients in loss of response (LOR) to a first optimized anti-TNF and switched to a second anti-TNF, pharmacokinetics of anti-TNF were measured at the switch time, 30 weeks later, at the time of LOR, or at the end of the study (102 weeks).

Results: At the switch time, patients (n = 59) belonged to 4 groups according to the pharmacokinetics of the first anti-TNF: group 1 (n = 18), therapeutic trough levels; group 2 (n = 13) undetectable trough levels with antibodies against anti-TNF; group 3 (n = 13) without antibodies against anti-TNF; and group 4 (n = 15) subtherapeutic trough levels.

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Background: The increasing use of psychotropic drugs to treat anxiety and depressive disorders (ADDs) is concerning. According to the study, 'Etude Pharmacoépidémiologique de l'Impact de Santé Publique des modes de prise en charge pour 3 groupes de pathologies' (EPI3)-LASER, adult ADD patients who consult a general practitioner prescribing homeopathic medicines (GP-Ho) report less psychotropic drug use and are marginally more likely to experience clinical improvement than those receiving conventional care. We determined whether these observations also apply to patients ≥ 65 years old in the EPI3 cohort.

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Background: Several studies have reported a strong correlation between infliximab (IFX) trough levels (trough levels of infliximab [TLI]) and clinical remission (CR). We aimed to determine threshold values of TLI associated with the occurrence of CR, with or without normal inflammatory biomarkers, including serum C-reactive protein (CRP) and fecal calprotectin (fCal).

Methods: We included prospectively all consecutive patients with inflammatory bowel disease under IFX therapy (5 mg/kg every 8 wk) for at least 6 months.

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Importance: Genetic testing for melanoma-prone mutation in France, a country with low to moderate incidence of melanoma, is proposed in cases with 2 invasive cutaneous melanomas and/or related cancers in the same patient, or in first- or second-degree relatives (rule of 2). In preclinical studies, these rules led to disclosure of mutation(s) in more than 10% of these families, the threshold widely accepted to justify genetic testing for cancers.

Objective: To reconsider these criteria in a general population testing of patients.

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Background: Subungual squamous cell carcinoma (SSCC) is the most frequent tumor of the nail apparatus. Its diagnosis is often missed or delayed because the clinical presentation is atypical and can mimic other conditions. Accurate diagnosis can only be made by performing an appropriate surgical biopsy, but biopsy is painful and often leaves definitive dystrophic scars.

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