146 research outputs found

    ESTIMATING GENOTYPIC RANKS BY NONPARAMETRIC STABILITY ANALYSIS IN BREAD WHEAT (TRITICUM AESTIVUM L.)

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    This study was carried out to determine the ranks of 9 bread wheat (Triticum aestivum L.) genotypes across eleven environments in Central Anatolia, Turkey, in the 2000-2002 growing seasons. Experimental layout was a randomized complete block design with four replications. Analysis of Non parametric stability revealed that genotypes 4 and 8 were most stable and well adapted across eleven environments. In addition, it was concluded that plots obtained by both mean yield (kg ha-1) vs. S1 (1) and mean yield (kg ha-1) vs. S2 (2) values could be enhanced visual efficiency of selection based on genotype x environment interaction

    ESTIMATING GENOTYPIC RANKS BY NONPARAMETRIC STABILITY ANALYSIS IN BREAD WHEAT (TRITICUM AESTIVUM L.)

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    This study was carried out to determine the ranks of 9 bread wheat (Triticum aestivum L.) genotypes across eleven environments in Central Anatolia, Turkey, in the 2000-2002 growing seasons. Experimental layout was a randomized complete block design with four replications. Analysis of Non parametric stability revealed that genotypes 4 and 8 were most stable and well adapted across eleven environments. In addition, it was concluded that plots obtained by both mean yield (kg ha-1) vs. S1 (1) and mean yield (kg ha-1) vs. S2 (2) values could be enhanced visual efficiency of selection based on genotype x environment interaction

    A retrospective evaluation of patients with myelodysplastic syndrome

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    Aim: To determine our results by examining patient's files who we followed up by myelodysplastic syndrome (MDS) diagnosis between 2005 and 2009 as retrospectively and to compare the accordance of our results with literature. Methods: We examined 55 patient's files who got MDS diagnosis in 4 year-term. Complete blood count, biochemical analysis, peripheral spread, bone marrow aspiration, bone marrow biopsy examinations, cytogenetic and fluorescence in situ hybridization (FISH) analyses were made for all cases. Results: Our patient's age average was 69 and when classified according to WHO criterions at the diagnosis time, % 13 (23,6) of cases got diagnosed with RA-RARS, % 29 (52,7) with RCMD-RS, %5 (9,1) with RAEB-1, % 4 (7.3) with RAEB-2, % 3 (5.5) with MDS 5q and % 1 (1.8) with secondary MDS. % 52 of the patients had normal cytogenetic structure. No relation was determined between patients’ diagnosis and international prognostic scoring system (IPSS) scores. During the 4 year-term, our 13 patients died. 6 of these cases died by reason of transforming to acute myeloid leukemia (AML), and 7 patients died because of infection. Mean survival time of cases that died was 6 (1-7) months as of the diagnosis date. Whereas 8 cases were over 70 ages, 5 of our cases were under 70 ages. Conclusion: MDS is a disease that ranges between anemia and AML and requires cytogenetic trials for diagnosis along bone marrow aspiration and biopsy for the purpose of determining the treatment regimen and prognosis. Determining the IPSS scores of patients by obtained outcomes is required. Risk of transforming to acute leukemia and susceptibility to infection are important in terms of mortality. Overage of patient population restricts the treatment regimens. Age must be an important factor for prognosis and treatment choice. &nbsp

    Management of an Adult with Spaced Dentition, Class III Malocclusion and Open-bite Tendency

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    The aim of this case report was to present the orthodontic treatment of an adult with spaced dentition, Class III malocclusion, and open-bite tendency. A 28.4-year-old adult woman was concerned about the unesthetic appearance of her spaced dentition localized at both upper and lower arches while smiling. She had a mild tongue thrust, hypertropic upper frenum, and mild speech difficulty while pronouncing “s”. Her profile was straight with prominent lips. Molar relationship was Class III on both sides. Anterior teeth were in an end-to-end relationship. Lower dental midline was deviated to the left side. Cephalometric analysis revealed a skeletal Class III relationship with hyperdivergent facial pattern. The treatment plan included myotherapeutic exercises for the tongue thrust habit and a diagnostic set-up for closure of diastemas. A strict retention protocol was followed combined with gingivoplasty, fiberotomy, and frenectomy procedures. All spaces were closed successfully, adequate overbite and overjet relationships were obtained, and tongue thrust habit and speech difficulty while pronouncing “s” were eliminated. Clinical and cephalometric results indicated the maintenance of the treatment outcome at 6-months post-retention period

    Successful Retrieval of Stripped Coronary Stents Using the Twisted Guide Wire Technique

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    Stent stripping during percutaneous coronary intervention is a rare but serious complication. The patient was admitted to the emergency department with chest pain. Electrocardiography revealed ST elevations in the anterolateral leads. The patient was urgently taken to the catheter laboratory. A guiding catheter without a hole was used to imagine the left coronary system. To avoid dumping, two holes were manually drilled into the distal region of the catheter with the needle tip. Occlusion was observed in the proximal region of left anterior descending artery. It was decided to implant a stent. However, when the stent arrived distal in the catheter, strain was felt. When the stent was advanced to the left main coronary artery (LMCA), it was observed that the stent detached from its balloon in the LMCA. It was planned to remove the stent using the twisted guide wire technique. In this technique, the guide wire inside the stripped stent lumen was not retracted. A second guide wire was advanced distally outside the stent lumen. Subsequently, these two parallel wires were twisted 10-15 times until the stent was trapped by the guide wires with the help of the torquer device. Twisted wires were pulled back. While the wires were retrieving, the trapped stent between guide wires was pulled back. Subsequently, a new stent was successfully implanted into the lesion. After the procedure, the damaged catheter and the removed stent were investigated. The distal inner lumen of the guiding catheters not smooth at the edges of the manually opened side holes because of protrusions. It was thought that the stent was stuck to these inner protrusions of the holes and detached from the balloon. Manually drilling a hole in the guiding catheter or any intervention disrupting the structure of the catheter should be avoided. The twisted guide wire technique is an alternative and effective method to retrieve a stripped stent

    GRAIN YIELD STABILITY OF WINTER OAT (AVENA SATIVA L.) CULTIVARS IN THE CENTRAL ANATOLIAN REGION OF TURKEY

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    The objectives of this research were to assess genotype environment interaction and determine stable oat (Avena sativa L.) cultivars for grain yield in Central Anatolian Region of Turkey. Stability analysis [9] were to performed on results for grain yield of 5 oat cultivars (Chekota, Yesilkoy-1779, Yesilkoy-330, Faikbey-2004, Seydisehir-2004) from 24 trials (6 irrigated, 18 rain fed ) was conducted over 6 years in the Central Anatolian Region, Turkey. There was considerable variation in grain yield within and across environments. Year by location and location variability were dominant sources of interactions. The cultivar, “Seydisehir-2004” with respective regression coefficient value of 1.03, the smallest deviations from regressions (S2di) value and the highest grain yield could be considered the most widely adapted cultivar. The other test cultivars were sensitive to production-limiting factors, their wider adaptability, stability and general performance to the fluctuating growing conditions within and across environments being lowered

    Effect of camera monitoring and feedback along with training on hospital infection rate in a neonatal intensive care unit

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    Background In terms of pediatric healthcare-associated infections (HAI), neonatal intensive care units (NICU) constitute the greatest risk. Contacting a health care personnel, either directly or indirectly, elevates NICU occurrence rate and risks other infants in the same unit. In this study, it is aimed to retrospectively analyze the effect of the training along with camera monitoring and feedback (CMAF) to control the infection following a small outbreak. Methods ESBL producing Klebsiella pneumoniae was detected on three infants in May 2014 at the isolation room of Sakarya University Hospital NICU. Precautions were taken to prevent further spread of the infection. The infected infants were isolated and the decolonization process was initiated. For this aspect, health care workers (HCWs) in NICU were trained for infection control measures. An infection control committee has monitored the HCWs. Before monitoring, an approval was obtained from the hospital management and HCWs were informed about the CMAF, who were then periodically updated. On a weekly basis, NICU workers were provided with the feedbacks. Epidemic period and post-epidemic control period (June-July-August 2014) were evaluated and p value < 0.05 was considered statistically significant. Results Healthcare-associated infection (HAI) density was 9.59% before the onset of the CMAF, whereas it was detected as 2.24% during the CMAF period (p < 0.05). Following the precautions, HAI and HAI density rates have reduced to 76.6% and 74.85%, respectively. Moreover, hand hygiene compliance of health care workers was found 49.0% before the outbreak, whereas this rate has elevated to 62.7% after CMAF. Conclusions Healthcare workers should be monitored in order to increase their compliance for infection control measures. Here, we emphasized that that CMAF of health workers may contribute reducing the HAI rate in the NICU

    İki Pozitif Azot Atomu İçeren Di-katyonik Yüzey Aktif Maddelerin Sentezi ve 1.0 M HCl Ortamında Korozyon İnhibisyon Etkinliklerinin İncelenmesi

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    Bu çalışmada, kimyasal yapısında iki adet pozitif yüklü kuaterner amonyum azotu içeren üç tane di-katyonik yüzey aktif madde sentezlenmiştir. Sentezlenen yüzey aktif maddelerin kimyasal yapıları çeşitli spektroskopik yöntemlerle (FT-IR, 1H NMR ve 13C NMR) ispatlanmıştır. Sentezlenen ve moleküler yapıları aydınlatılan 3 adet ürünün, 1.0 M HCl asidik ortamda, kütle kaybı yöntemi kullanılarak yumuşak çeliğin korozyonuna karşı inhibisyon etkinlikleri belirlenmiştir. Farklı inhibitör konsantrasyonlarına sahip asidik çözeltilere, metal kuponların, oda sıcaklığında 24 saat süreyle daldırılması suretiyle yapılan korozyon testleri sonucunda, her üç yüzey aktif madde için, birbirine yakın ve etkin inhibisyon verimleri elde edilmiştir. Moleküler yapılarında bulunan uzun karbon zincirindeki karbon sayısının fazlalığı korozyona karşı korumada etkin bir faktör olduğu gösterilmiştir. Uzun zincirindeki karbon sayısı en fazla olan inhibitörün asit ortamındaki korozyon inhibisyon etkinliğinin diğerlerine göre biraz daha yüksek olduğu tespit edilmiştir. Bunun yanı sıra, korozyona karşı etkinlikleri ile ilişkilendirmek adına, söz konusu di-katyonik yüzey aktif maddeler için kritik misel konsantrasyonu, bu konsantrasyondaki yüzey gerilimleri, misel oluşum serbest enerjisi, köpük kararlılığı gibi bazı fizikokimyasal parametreleri de hesaplama yoluna gidilmiştir. Yüzey aktif maddelerin metal yüzeyine adsorbe olarak yüzeyi korozyondan koruduklarının önemli bir destekleyici delili olan taramalı elektron mikroskobu (SEM) ile yüzey görüntüleri de alınmış ve asit çözeltisine daldırılan metal yüzeylerindeki pürüzlülük halleri belirlenmiştir

    GRAIN YIELD STABILITY OF WINTER OAT (AVENA SATIVA L.) CULTIVARS IN THE CENTRAL ANATOLIAN REGION OF TURKEY

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    The objectives of this research were to assess genotype environment interaction and determine stable oat (Avena sativa L.) cultivars for grain yield in Central Anatolian Region of Turkey. Stability analysis [9] were to performed on results for grain yield of 5 oat cultivars (Chekota, Yesilkoy-1779, Yesilkoy-330, Faikbey-2004, Seydisehir-2004) from 24 trials (6 irrigated, 18 rain fed ) was conducted over 6 years in the Central Anatolian Region, Turkey. There was considerable variation in grain yield within and across environments. Year by location and location variability were dominant sources of interactions. The cultivar, “Seydisehir-2004” with respective regression coefficient value of 1.03, the smallest deviations from regressions (S2di) value and the highest grain yield could be considered the most widely adapted cultivar. The other test cultivars were sensitive to production-limiting factors, their wider adaptability, stability and general performance to the fluctuating growing conditions within and across environments being lowered
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