Publications by authors named "ALPER M"

Private medical care has significantly contributed to the advancement of various medical fields. The birth of private IVF groups in the 1990s led to improvements in stimulation protocols, embryo culture, intracytoplasmic sperm injection, vitrification and preimplantation genetic testing. However, infertility is often misunderstood as a disease, leading to low birth rates and a lack of awareness among the general population.

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Regenerative endodontics is a developing field involving the restoration of tooth structure and re-vitality of necrotic pulp. One of the most critical clinical considerations for regenerative endodontic procedures is the disinfection of the root canal system, since infection interferes with regeneration, repair, and stem cell activity. In this study, we aimed to provide the synthesis of injectable biopolymeric tissue scaffolds that can be used in routine clinical and regenerative endodontic treatment procedures using Gelatin methacryloyl (GelMA), and to test the antimicrobial efficacy of Gelatin methacryloyl/Silver nanoparticles (GelMA/AgNP), Gelatin methacryloyl/Hyaluronic acid (GelMA/HYA), and Gelatin methacryloyl/hydroxyapatite (GelMA/HA) composite hydrogels against microorganisms that are often encountered in stubborn infections in endodontic microbiology.

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Objectives: The aim of this study was to investigate the characteristics of de novo malignancies arising in kidney transplant recipients followed in a tertiary hospital in Turkey and to examine the tumors in the head and neck region as a subgroup.

Materials And Methods: Data from kidney transplant recipients treated at our institution between January 2010 and July 2022 were retrospectively analyzed in this single-center study. Data regarding malignancies were noted according to the pathologists' reports.

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Article Synopsis
  • ADAMTS-2 and ADAMTS-3 are enzymes that process collagen precursors, with ADAMTS-2 found in type I collagen-rich tissues and ADAMTS-3 mainly in cartilage and the nervous system.
  • Recent research shows that hypoxia (low oxygen conditions) significantly boosts the expression of both ADAMTS-2 and ADAMTS-3 at the mRNA and protein levels in HUVECs (human umbilical vein endothelial cells).
  • The study found that the hypoxia-inducible factor HIF-1α binds to specific regions in the promoters of these genes, indicating that low oxygen levels enhance their transcriptional activity.
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Colorectal cancer is among the most frequently diagnosed cancers in patients today. In the treatment of this disease, combination or multicomponent therapy has been identified as a potential method to improve patient response and delay side effects. The aim of this study was to determine the effects on cell viability of commercial Bru and Erio used together with the anticancer drug 5-FU in the human colorectal cancer (CRC) cell line (HT-29 cell line) for the first time, as far as can be determined from available literature at this time.

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Very little is known about pediatric media guidance, or the one-on-onse advice that medical and clinical professionals (MCPs) communicate to parents about their children's recreational media and technology (RMT) use. One population that stands to benefit from a closer examination is children on the autism spectrum due to their behavior and communication challenges. We surveyed one group of pediatric autism MCPs, applied behavioral analysis (ABA) providers ( = 234), due to their proximity to families and conducted an applied thematic analysis of RMT advice they deliver.

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Collagens are the main components of human tissues. Various regulatory factors and cytokines may influence expression levels for collagen-encoding genes, and, therefore, contrubite to some collagen-associated pathologies. In this study, we demonstrate regulatory effects of USF1 on expression of genes encoding fibrillar collagen types I, II, and III in osteoblastic Saos-2 and MG-63 cells.

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Objective: To determine the cost of achieving a live birth after first transfer using highly purified human menotropin (HP-hMG) or recombinant follicle-stimulating hormone (FSH) for controlled ovarian stimulation in predicted high-responder patients in the Menopur in Gonadotropin-releasing hormone Antagonist Single Embryo Transfer-High Responder (MEGASET-HR) trial.

Design: Cost minimization analysis of trial results.

Setting: Thirty-one fertility centers.

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Objective: To evaluate the diagnostic performance of the antimüllerian hormone (AMH) level determined using the Access AMH assay for predicting poor ovarian response (POR) defined as ≤4 oocytes retrieved, including the validation of the predefined AMH cutoff of 0.93 ng/mL in both serum and plasma.

Design: Prospective cohort study.

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Research Question: Ovarian stimulation during IVF cycles involves close monitoring of oestradiol, progesterone and ultrasound measurements of follicle growth. In contrast to blood draws, sampling saliva is less invasive. Here, a blind validation is presented of a novel saliva-based oestradiol and progesterone assay carried out in samples collected in independent IVF clinics.

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Objectives: Natural products originating from plants have been used for many years in the treatment of various diseases, including cancer. subsp. is used in Turkish folk medicine.

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Aim Of The Study: Investigation of the correlation between serum estradiol (E2), salivary E2 and sonographic measurements of follicles in women undergoing controlled ovarian stimulation (COS) for IVF/ICSI.

Methods: This is a prospective study performed at the Department of Reproductive Medicine of Ghent University Hospital (Belgium) between November 2016 and January 2017 over a total of 40 patients. During routine COS, two-dimensional measurements of the follicles were performed using transvaginal ultrasound (TVUS) and E2 was measured in saliva and serum.

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Toxic shock syndrome (TSS) is a severe, acute, toxin-mediated disease process characterized by fever, diffuse erythroderma, hypotension, multisystem organ dysfunction and desquamation of skin. TSS represents the most severe form of disease caused by exotoxin-producing strains of and . Menstrual and non-menstrual TSS become significant causes of morbidity and mortality.

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Research on physician mediation suggests that physicians actively discuss media use (e.g., seeking online health information) with their patients.

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Study Question: How many non-conformances occur in an ART laboratory and how often do they occur?

Summary Answer: The limited data to date demonstrate that IVF laboratories have a very low non-conformance rate compared with reported non-conformances in other medical laboratories, especially when one considers the high-complexity of procedures performed.

What Is Known Already: ART involves a series of very complex patient and laboratory procedures. Although it is assumed that strict measures control ART laboratories, there is very little published data on non-conformances.

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Purpose:   Adiponectin is a protein stemming from adipose tissue and having strong anti-inflammatory properties. We aimed to assess the damage diminishing effects of recombinant adiponectin  (rAD) through NF-kB in the experimental acute pancreatitis  (AP) model.

Materials And Methods:   Acute pancreatitis was created by applying 50 µg/kg dose of intraperitoneal cerulean.

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Objective: To evaluate a new fully automated antimüllerian hormone (AMH) assay for prediction of poor ovarian response (POR) to ovarian stimulation defined as four or fewer oocytes retrieved.

Design: Prospective cohort study.

Setting: Thirteen private and academic fertility centers in the United States.

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ADAMTS3 is a member of procollagen N-proteinase subfamily of ADAMTS (a disintegrin and metalloproteinase with thrombospondin motifs) gene family. It has an important function in the procollagen maturation process. The removal of N-peptidases is required for the accurate processing of fibrillar collagens.

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Surgical blades are common medical tools. However, blades cannot distinguish between healthy and diseased tissue, thereby creating unnecessary damage, lengthening recovery, and increasing pain. We propose that surgical procedures can rely on natural tissue remodeling tools-enzymes, which are the same tools our body uses to repair itself.

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This study explores how both situations and persons contribute to the probability that a serious incident of intimate partner violence (IPV) can be avoided. Data, on both completed and avoided acts of serious partner violence, were collected from jailed women in Baltimore. Factors that increase the odds of avoiding a serious incident of IPV are a woman's age, her partner's initiation of a threat/attack, and being accompanied by a family member.

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Introduction: Lichen planus (LP) is a chronic inflammatory disease, where the psychogenic factors seem to play an important role in the pathogenesis.

Aim: To determine the expression of corticotropin-releasing hormone (CRH) receptor type 1 (CRH-R1) in LP.

Material And Methods: Thirty-two LP patients and 17 age/gender-matched controls were included in the study.

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Using reports of forest losses caused directly by large scale windstorms (or primary damage, PD) from the European forest institute database (comprising 276 PD reports from 1951-2010), total growing stock (TGS) statistics of European forests and the daily North Atlantic Oscillation (NAO) index, we identify a statistically significant change in storm intensity in Western, Central and Northern Europe (17 countries). Using the validated set of storms, we found that the year 1990 represents a change-point at which the average intensity of the most destructive storms indicated by PD/TGS > 0.08% increased by more than a factor of three.

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