Mühendislik Fakültesi / Faculty of Engineering: Recent submissions

Now showing items 241-260 of 289

    • A turbine-based MEMS sensor for spirometry with wearable devices 

      Beyaz, Mustafa İlker; Habibiabad, Sahar; Yıldız, Hamza; Göreke, Utku; Azgın, Kıvanç (IEEE Sensors Journal, 2019)
      This paper presents a turbine-based microelectromechanical systems (MEMS) sensor for spirometry application. The compact sensor dimensions allow integration into smart wearable devices for mobile spirometry without a ...

    • A compact energy transducer for power generation from respiration 

      Beyaz, Mustafa İlker; Habibiabad, Sahar; Yıldız, Hamza; Göreke, Utku; Azgın, Kıvanç (Journal of Microelectromechanical Systems, 2019)
      This paper reports a compact magnetic transducer developed for generating electrical power from respiration. The device incorporates a side-drive turbine rotor with embedded permanent magnets and two stators, integrated ...

    • Deniz suyu kaynaklı ısı pompası ile sıhhi sıcak su temini uygulamasında solar fotovoltaik desteğinin incelenmesi 

      Çengel, Gülsüm; Şenel, Adile; Koçak Soylu, Sezgi; Atmaca, İbrahim (10. Yenilenebilir Enerji Kaynakları Sempozyumu ve Sergisi YEKSEM, 2019)

    • Aynı ekonomik ölçekteki solar termal ve solar fotovoltaik uygulamanın çok yönlü analizi 

      Şenel, Adile; Çengel, Gülsüm; Koçak Soylu, Sezgi; Atmaca, İbrahim (10. Yenilenebilir Enerji Kaynakları Sempozyumu ve Sergisi YEKSEM, 2019)

    • Nanoakışkanlar ve güneş enerjili sıcak su sistemlerinde kullanımı 

      Atmaca, İbrahim; Koçak Soylu, Sezgi; Özdemir, Osman Samet; Asiltürk, Meltem (8. Güneş Enerjisi Sistemleri Sempozyumu ve Sergisi, 2019)
      Nanoakışkanlar en genel tanımıyla; nanometrik boyuttaki (1-100 nm) katı partiküllerin bir temel akışkan içerisinde dağıtılması ile oluşturulan akışkanlardır. Böyle bir yapı oluşturmaktaki amaç, ısıl iletkenliği temel ...

    • MEXCOwalk: mutual exclusion and coverage based random walk to identify cancer modules 

      Ahmed, Rafsan; Baali, Ilyes; Erten, Cesim; Hoxha, Evis; Kazan, Hilal (Bioinformatics, 2019)
      Motivation: Genomic analyses from large cancer cohorts have revealed the mutational heterogeneity problem which hinders the identification of driver genes based only on mutation profiles. One way to tackle this problem ...

    • MITF-MIR211 axis is a novel autophagy amplifier system during cellular stress 

      Öztürk, Deniz Gülfem; Koçak, Muhammed; Akçay, Arzu; Kınoğlu, Kubilay; Kara, Erdoğan; Büyük, Yalçın; Kazan, Hilal; Gözüaçık, Devrim (Autophagy, 2019)
      Macroautophagy (autophagy) is an evolutionarily conserved recycling and stress response mechanism. Active at basal levels in eukaryotes, autophagy is upregulated under stress providing cells with building blocks such as ...

    • RBPSponge: genome-wide identification of lncRNAs that sponge RBPs 

      HafezQorani, Saber; Houdjedj, Aissa; Arıcı, Mehmet; Said, Abdesselam; Kazan, Hilal (Bioinformatics, 2019)
      Long non-coding RNAs (lncRNAs) can act as molecular sponge or decoys for an RNA-binding protein (RBP) through their RBP-binding sites, thereby modulating the expression of all target genes of the corresponding RBP of ...

    • A translational repression complex in developing mammalian neural stem cells that regulates neuronal specification 

      Zahr, Siraj K.; Yang, Guang; Kazan, Hilal; Borrett, Michael J.; Voronova, Anastassia; Kaplan, David R.; Miller, Freda D. (Neuron, 2018)
      The mechanisms instructing genesis of neuronal sub-types from mammalian neural precursors are not well understood. To address this issue, we have characterized the transcriptional landscape of radial glial precursors (RPs) ...

    • Predicting clinical outcomes in neuroblastoma with genomic data integration 

      Baali, Ilyes; Acar, D. Alp Emre; Aderinwale, Tunde W.; HafezQorani, Saber; Kazan, Hilal (Biology Direct, 2018)
      Background: Neuroblastoma is a heterogeneous disease with diverse clinical outcomes. Current risk group models require improvement as patients within the same risk group can still show variable prognosis. Recently collected ...

    • Inferring RBP-mediated regulation in lung squamous cell carcinoma 

      Lafzi, Atefeh; Kazan, Hilal (Plos One, 2016)
      RNA-binding proteins (RBPs) play key roles in post-transcriptional regulation of mRNAs. Dysregulations in RBP-mediated mechanisms have been found to be associated with many steps of cancer initiation and progression. Despite ...

    • A comprehensive database of high-throughput sequencing-based RNA secondary structure probing data (structure surfer) 

      Berkowitz, Nathan D.; Silverman, Ian M.; Childress, Daniel M.; Kazan, Hilal; Wang, Li-San; Gregory, Brian D. (BMC Bioinformatics, 2016)
      Background: RNA molecules fold into complex three-dimensional shapes, guided by the pattern of hydrogen bonding between nucleotides. This pattern of base pairing, known as RNA secondary structure, is critical to their ...

    • Chemogenomics and orthology‐based design of antibiotic combination therapies 

      Chandrasekaran, Sriram; Çokol-Çakmak, Melike; Şahin, Nil; Yılancıoğlu, Kaan; Kazan, Hilal; Collins, James J.; Çokol, Murat (Molecular Systems Biology, 2016)
      Combination antibiotic therapies are being increasingly used in the clinic to enhance potency and counter drug resistance. However, the large search space of candidate drugs and dosage regimes makes the identification ...

    • Quaking promotes monocyte differentiation into pro-atherogenic macrophages by controlling pre-mRNA splicing and gene expression 

      Bruin, Ruben G. de; Shiue, Lily; Prins, Jurrien; Boer, Hetty C. de; Singh, Anjana; Fagg, W. Samuel; Gils, Janine M. vans; Duijs, Jacques M. G. J.; Katzman, Sol; Kraaijeveld, Adriaan O.; Bohringer, Stefan; Leung, Wai Y.; Kielbasa, Szymon M.; Donahue, John P.; Zande, Patrick H. J. van der; Sijbom, Rick; Alem, Carla M. A. van; Bot, Ilze; Kooten, Cees van; Jukema, J. Wouter; Van Esch, Hilde; Rabelink, Ton J.; Kazan, Hilal; Biessen, Erik A. L.; Ares, Manuel; Zonneveld, Anton Jan van; Veer, Eric P. van der (Nature Communications, 2016)
      A hallmark of inflammatory diseases is the excessive recruitment and influx of monocytes to sites of tissue damage and their ensuing differentiation into macrophages. Numerous stimuli are known to induce transcriptional ...

    • Modeling gene regulation in liver hepatocellular carcinoma with random forests 

      Kazan, Hilal (BioMed Research International, 2016)
      Liver hepatocellular carcinoma (HCC) remains a leading cause of cancer-related death. Poor understanding of the mechanisms underlying HCC prevents early detection and leads to high mortality. We developed a random forest ...

    • Modeling the combined effect of RNA-binding proteins and microRNAs in post-transcriptional regulation 

      HafezQorani, Saber; Lafzi, Atefeh; Bruin, Ruben G. de; Zonneveld, Anton Jan van; Veer, Eric P. van der; Aydın Son, Yeşim; Kazan, Hilal (Nucleic Acids Research, 2016)
      Recent studies show that RNA-binding proteins (RBPs) and microRNAs (miRNAs) function in coordination with each other to control post-transcriptional regulation (PTR). Despite this, the majority of research to date has ...

    • JBASE: Joint Bayesian Analysis of Subphenotypes and Epistasis 

      Kazan, Hilal; Çolak, Recep; Kim, TaeHyung; Oh, Yoomi; Cruz, Miguel; Valladares Salgado, Adan; Peralta, Jesus; Escobedo, Jorge; Parra, Esteban J.; Kim, Philip M.; Goldenberg, Anna (Bioinformatics, 2015)
      Motivation: Rapid advances in genotyping and genome-wide association studies have enabled the discovery of many new genotype–phenotype associations at the resolution of individual markers. However, these associations explain ...

    • Target-independent prediction of drug synergies using only drug lipophilicity 

      Kazan, Hilal; Yılancıoğlu, Kaan; Weinstein, Zohar B.; Meydan, Cem; Akhmetov, Azat; Toprak, Işıl; Durmaz, Arda; Iossifov, Ivan; Roth, Frederick P.; Çokol, Murat (Journal of Chemical Information and Modeling, 2014)
      Physicochemical properties of compounds have been instrumental in selecting lead compounds with increased drug-likeness. However, the relationship between physicochemical properties of constituent drugs and the tendency ...

    • Climate change impacts on meteorological drought using SPI and SPEI: case study of Ankara, Turkey 

      Danandeh Mehr, Ali; Sorman, Ali Ünal; Kahya, Ercan; Hesami Afshar, Mahdi (Hydrological Sciences Journal, 2019)
      Using regionally downscaled and adjusted outputs of three global climate models (GCMs), meteorological drought analysis was accomplished across Ankara, the capital city of Turkey. To this end, standardized precipitation ...

    • Cr: Colquiriite Lasers: Current Status and Challenges for Further Progress 

      Demirbaş, Ümit (Progress in Quantum Electronics, 2019)
      Cr: Colquiriite laser materials (Cr:LiCAF, Cr:LiSAF, Cr:LiSGaF) own broad absorption bands in the visible region that allow direct-diode pumping by well-developed low-cost red diodes. Moreover, they possess broad emission ...