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Javier Vázquez-Bourgon,Ignacio Mata,Roberto Roiz-Santiáñez,Rosa Ayesa-Arriola,Paula Suárez Pinilla,Diana Tordesillas-Gutiérrez,José Luis Vázquez-Barquero,Benedicto Crespo-Facorro 대한신경정신의학회 2014 PSYCHIATRY INVESTIGATION Vol.11 No.2
Objective DISC1 gene is one of the main candidate genes for schizophrenia since it has been associated to the illness in several populations. Moreover, variations in several DISC1 polymorphisms, and in particular Ser704Cys SNP, have been associated in schizophrenic patients to structural and functional modifications in two brain areas (pre-frontal cortex and hippocampus) that play a central role in the genesis of psychotic symptoms. This study tested the association between Ser704Cys DISC1 polymorphism and the clinical onset of psychosis. Methods Two hundred and thirteen Caucasian drug-naïve patients experiencing a first episode of non-affective psychosis were genotyped for rs821616 (Ser704Cys) SNP of the DISC1 gene. The clinical severity of the illness was assessed using SAPS and SANS scales. Other clinical and socio-demographic variables were recorded to rule out possible confounding effects. Results Patients homozygous for the Ser allele of the Ser704Cys DISC1 SNP had significantly (p<0.05) higher rates at the positive symptoms dimension (SAPS-SANS scales) and hallucinations item, compared to Cys carriers. Conclusion DISC1 gene variations may modulate the clinical severity of the psychosis at the onset of the disorder.
Santi BUDIMAN,Majang PALUPI,Tulus HARYONO,Udin UDIN 한국유통과학회 2022 유통과학연구 Vol.20 No.5
Purpose: This research aims to determine the quality of online store designs that make consumers who use online market board applications have the urge to make impulse buying. This research was conducted because impulse buying is the most common buying behavior. Research design, data and methodology: This research used non-probability sampling. The sample size was 195 respondents from the distribution and service industries by applying a purposive sampling technique. The data collection technique employed a questionnaire distributed online according to predetermined criteria: mobile device users who accessed the online market board application and made at least one purchase in the last six months. The data analysis method utilized was structural equation modeling (SEM). Results: The findings revealed that usability, functionality, and sociability factors affected hedonic and utilitarian search. Furthermore, these findings proved that hedonic search affected impulse buying drives. In contrast, the utilitarian search did not affect impulse buying drives. Conclusions: The usability, functionality, and sociability factors supported hedonic and utilitarian searches. Consumer information security increased consumer confidence in an online store because it was considered to protect matters related to their privacy. The hedonic search also increased impulse buying drives. Consumers prefer to use their spare time to search through online market board applications, which provide many attractive promos.
Santi Marina Rodrigues,Lins Rodrigo Barros Esteves,Sahadi Beatriz Ometto,Denucci Giovanna Corrêa,Soffner Gabriela,Martins Luís Roberto Marcondes 대한치과보존학회 2022 Restorative Dentistry & Endodontics Vol.47 No.3
Objectives This study aimed to evaluate the influence of inorganic composition and filler particle morphology on the mechanical properties of different self-adhesive resin cements (SARCs). Materials and Methods Three SARCs including RelyX Unicem-2 (RUN), Maxcem Elite (MAX), and Calibra Universal (CAL) were tested. Rectangular bar-shaped specimens were prepared for flexural strength (FS) and flexural modulus (FM) and determined by a 3-point bending test. The Knoop microhardness (KHN) and top/bottom microhardness ratio (%KHN) were conducted on the top and bottom faces of disc-shaped samples. Sorption (Wsp) and solubility (Wsl) were evaluated after 24 hours of water immersion. Filler morphology was analyzed by scanning electron microscopy and X-ray energy dispersive spectroscopy (EDS). FS, FM, %KHN, Wsp, Wsl, and EDS results were submitted to 1-way analysis of variance and Tukey’s post-hoc test, and KHN also to paired t-test (α = 0.05). Results SARC-CAL presented the highest FS value, and SARC-RUN presented the highest FM. SARC-MAX and RUN showed the lowest Wsp and Wsl values. KHN values decreased from top to bottom and the SARCs did not differ statistically. Also, all resin cements presented carbon, aluminum, and silica in their composition. SARC-MAX and RUN showed irregular and splintered particles while CAL presented small and regular size particles. Conclusions A higher mechanical strength can be achieved by a reduced spread in grit size and the filler morphology can influence the KHN, as well as photoinitiators in the composition. Wsp and Wsl can be correlated with ions diffusion of inorganic particles.
Communication Pattern of Indonesian Parents-Children and Its Role in Buying Decision
Santi Budiman,Tony Wijaya People&Global Business Association 2016 Global Business and Finance Review Vol.21 No.1
This research has purpose to test the influence of communication pattern of parents and children, that is concept and social orientation toward the children role as the influencer in buying decision making in Indonesia. Sample in this research is dyadic sample that involves parents and children. The sampling was done with purposive sampling method. One hundred and twenty respondents had been successfully collected in this research. Data was collected using questionnaire. Data analysis used regression analysis. This research result shows that the communication pattern of parents that is social-oriented does not significantly influence the children role as the influencer in buying decision. Parents communication pattern that is concept-oriented influences positively the children role as the influencer in buying decision.
Earthquake activities in the Philippines Islands and the adjacent areas
Santi Pailoplee,Natchana Boonchaluay 한국지질과학협의회 2016 Geosciences Journal Vol.20 No.6
This study focused on the seismic activities in the Philippines Islands and the adjacent areas where the inter- and intra-plate seismic sources are prevalent. To access this, the frequency-magnitude distribution model was employed with the completeness seismicity data. Then, the possible maximum magnitude, return period and probability of earthquake occurrence, including the prospective areas of upcoming earthquakes, were evaluated. The results indicated that eastern Taiwan is among the most seismic-prone areas. The most probable largest magnitude of earthquakes was estimated to be up to 8.0 Mw in a time period of 50 years, giving return periods of <1, 2–4, 5–20 and 20–40 years for earthquakes with a Mw of 5.0, 6.0, 7.0 and 8.0, respectively. Meanwhile, in the areas of Davao and eastern Manado, where the group of Halmahera, Philippines and Sangihe Double Subduction Zones are delineated (HSZ, PSZ and SSZ, respectively), maximum earthquakes of 6.8–7.1 Mw are possible in a 5–10 year period. For the northern Minahassa and eastern Sulu Trenches (MST and SLT), which were defined as medium hazard areas, the return periods were calculated at ~100–200 years for an earthquake magnitude of 7.0–8.0 Mw. According to the limits of the recorded earthquake events, the Palawan, Sulu Archipelago and Sulu Trenches (PWT, SAT and SLT, respectively) are classified as aseismic source zones. For earthquake forecasting, six locations along the Manila Trench (MLT), HSZ, PSZ and SAT are proposed as the areas that have a high probability of generating a major earthquake in the near future. Geographically, the most prospective areas are located near major cities, such as Taipei, Manila, Davao and Manado. Thus, there is a compelling need to develop effective mitigation strategies for both tsunami and earthquake hazards.
( Santi Phosri ),( Nisachon Jangpromma ),( Leng Chee Chang ),( Ghee T. Tan ),( Supakit Wongwiwatthananukit ),( Surachai Maijaroen ),( Preeyanan Anwised ),( Wisarut Payoungkiattikun ),( Sompong Klaynon 한국미생물생명공학회(구 한국산업미생물학회) 2018 Journal of microbiology and biotechnology Vol.28 No.6
Cancer represents one of the most significant threats to human health on a global scale. Hence, the development of effective cancer prevention strategies, as well as the discovery of novel therapeutic agents against cancer, is urgently required. In light of this challenge, this research aimed to evaluate the effects of several potent bioactive peptides and proteins contained in crocodile white blood cell extract (cWBC) against LU-1, LNCaP, PC-3, MCF-7, and CaCo-2 cancer cell lines. The results demonstrate that 25, 50, 100, and 200 μg/ml cWBC exhibits a strong cytotoxic effect against all investigated cell lines (IC<sub>50</sub> 70.34-101.0 μg/ml), while showing no signs of cytotoxicity towards noncancerous Vero and HaCaT cells. Specifically, cWBC treatment caused a significant reduction in the cancerous cells’ colony forming ability. A remarkable suppression of cancerous cell migration was observed after treatment with cWBC, indicating potent antimetastatic properties. The mechanism involved in the cancer cell cytotoxicity of cWBC may be related to apoptosis induction, as evidenced by typical apoptotic morphology features. Moreover, certain cWBC concentrations induced significant overproduction of ROS and significantly inhibited the S-G<sub>2</sub>/M transition in the cancer cell. The molecular mechanisms of cWBC in apoptosis induction were to decrease Bcl-2 and XIAP expression levels and increase the expression levels of caspase-3, caspase-8, and p53. These led to a decrease in the expression level of the cell cycle-associated gene cyclin-B1 and the arrest of cell population growth. Consequently, these findings demonstrate the prospect of the use of cWBC for cancer therapy.
Santy Peraza-Echeverria,Jorge M. Santamaría,Gabriela Fuentes,Mariana de los Ángeles Menéndez-Cerón,Miguel Ángel Vallejo-Reyna,Virginia Aurora Herrera-Valencia 한국유전학회 2012 Genes & Genomics Vol.34 No.4
The NPR1 (non-expressor of pathogenesis related gene 1) gene was initially identified in Arabidopsis as a master regulator of the systemic acquired resistance (SAR). Five additional NPR1 homologues have been identified in Arabidopsis whose function range from regulators of SAR to plant development. In the present study, we characterized the structure, phylogeny and expression of the NPR1 family in papaya (Carica papaya L.), one of the most important tropical fruit crops. We identified four NPR1 homologues in the papaya genome sequence (CpNPR1 to CpNPR4). Overall, the four papaya predicted NPR1 proteins showed the characteristic BTB/POZ and ankyrin domains of the Arabidopsis NPR1 family. Twelve additional open reading frames showing homology to retrotransposon elements or genes involved in different physiological processes were found in close proximity to the papaya NPR1homologues. The phylogenetic analysis revealed that the papaya NPR1 sequences resolved in three clades, each clade containing two Arabidopsis NPR1 homologues involved either in the positive regulation of SAR (clade I), negative regulation of SAR (clade II) or plant development (clade III), suggesting a similar function for the corresponding papaya NPR1homologues. Furthermore, the expression of the four papaya NPR1 homologues was detected in both vegetative and reproductive tissues. The present study has provided the first comparative analysis of the NPR1 family in a tropical fruit crop and expanded our knowledge on this type of genes in dicotyledoneous plants. The identification of the full set of papaya NPR1 homologues will pave the way for their systematic functional analysis and new opportunities for engineering disease resistance in this crop.