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1112024
Article
Pharmacological Activities of the Genus Globimetula and Scurrula
Kamal Ja’afar Muhammad
This article aims to deliver updates on the pharmacological activities of Globimetula and Scurrula species and their usage as ethnomedicine worldwide. About 13 species of Globimetula and 10 species of Scurrula are spread in Africa and Asia respectively. There is a need to establish the pharmacological properties of the plant extracts and isolated compounds from these species. Research on the biological activities of Globimetula and Scurrula species showed considerable disease-related enzyme (tyrosinase) inhibition as well as antioxidant, anti-inflammatory, antimicrobial, anticonvulsant, central nervous system depressant, and cytotoxic activities. This review also affords important information for the future growth of isolated compounds from Globimetula and Scurrula species. Keywords: Loranthaceae, phytochemicals, alkaloids, triterpenes, flavonoids..

115 hits

1122024
Article
Mining secondary metabolites of chassalia curviflora leaves using SIRIUS and high-resolution mass spectrometry data
Aina Syuhada Ammar
Chassalia curviflora Thwaites is a flowering plant from Rubiaceae family. Previous phytochemical investigations on Chassalia species led to the isolation of benzoic acid, benzoquinone derivatives, flavonoids, monoterpenoid, indole alkaloids and its essential oil composition. However, these are still scarce in terms of scientific reports on the studied species. This study was carried out to investigate the fast screening of secondary metabolites by using data-dependent acquisition (DDA) LC-MS/MS analysis of methanolic extract of the leaves of C. curviflora in positive ionization mode. The data were analysed using the computational mass spectrometry method from the molecular structure database search implemented in Sirius. This led to the discovering of 13 known secondary metabolites from distinct tandem MS data. De novo molecular formula annotation and predictions from SIRIUS suggested five major class compounds classified as coumarins, benzofuran, fatty acids, esters, and triterpenes. .....

63 hits

1132024
Thesis
Obstacles of applying e-training in the training and professional development centers in the Sultanate of Oman from the point of view of the trainers
Al Makhashni, Sulaiman Khalaf Saeed
The study aimed to identify the obstacles to the application of e-training in training centers in the Sultanate of Oman from the point of view of trainers, trainers’ assistants, and training specialists. The study employed a quantitative descriptive method, in which a questionnaire comprising 36 items across various fields of study was used, after confirming the authenticity of the performance through the consensus of 80% of the referees and validating it using the Cronbach’s alpha coefficient, this questionnaire was applied to the study sample, which consisted of 174 individuals (males N= 80 and Females N=94) in the academic year 2021-2022. The key findings of the study revealed that the degree of obstacles to the application of etraining in training centers, from the perspective of the study sample, was high, with an overall percentage of (70%). Regarding the types of obstacles, material obstacles ranked first with a percentage of (78.4%), followed by technical obsta.....

77 hits

1142024
Article
Estimating upsurge of HIV cases in Malaysia by using heun's predictor-corrector method
Emmanuel, Sabastine
The prevalence of HIV/AIDS remains a significant global health concern, including in Malaysia. In this study, a mathematical model was developed to simulate the dynamics of HIV transmission and progression within the Malaysian population. The model incorporates various factors such as population size, infection rate, progression to AIDS, recruitment, natural death, and death due to the disease. Heun's predictor-corrector method was applied to numerically solve the model equations and predict the population of susceptible individuals, infected individuals, and AIDS cases over time. Real-world data on HIV/AIDS cases in Malaysia were used to validate the model and provide accurate predictions. The results indicated a gradual decline in the number of susceptible individuals and an increase in the number of infected individuals and AIDS cases over the simulation period. These findings can contribute to a better understanding of the dynamics of HIV/AIDS transmission in Malaysia and aid in th.....

94 hits

1152024
Thesis
An investigation of heritage architectural identity formation in globalization through painting
Gharezeddin, Amjad Hani
This research project investigated the formation of the architectural heritage identity in Damascus within the context of globalization by analyzing the architectural principles of Damascus's prevailing architecture in the contemporary era. The research aims to identify the impact of globalization on the formation of heritage identity in terms of design and characteristics, influence on social lifestyle and architectural aesthetics on space and environment. The key elements in the research project consist of design and features, social lifestyle, space and environment. The main artists involved in this research are Nazem Al- Jaafari, Mamdouh Qashlan, Abdelkader Al Rayes, Fahd Khalif, Mohamed Salmi, Fadel Abbas Al-Daami, Mohamed Sabry, John Sloan and Pham Xuan Trung. Work references of art addressed the architectural heritage from several aspects, such as the elements of heritage architecture, the social lifestyle within the heritage and the relationship of the architecture of.....

197 hits

1162023
Thesis
Exploring challenges and coping mechanisms of mental health among firefighters
Nuramalina Samar
This study aimed to explore the challenges of Malaysian firefighters, the impact of the challenges, and to understand the coping strategies. The study adopted a qualitative research method through semi-structured interviews with 23 firefighters in the central region of Malaysia, consisting of 8 supervisors and 15 subordinates. Findings suggest that two superordinate themes emerged relating to challenges, workplace challenges and personal challenges, which are aligned with the affective experience as explained through AET. The challenges impact the firefighters psychologically, which is aligned with the affective reaction as explained by the AET but further divided into mental and physiological, emotional as well as behavioural and psychosocial impacts. The findings also suggest the coping strategies were derived based on emotion-focused coping, problem-focused coping, and serving both emotion-focused and problem-focused, reflected through social support. By uncovering the th.....

83 hits

1172024
Thesis
Pembangunan dan keberkesanan modul gamifikasi fizik bagi topik Haba, Hukum Gas dan Termodinamik dalam kalangan pelajar matrikulasi
Nurul Ain Malek
Kajian ini bertujuan untuk membangunkan sebuah modul gamifikasi fizik (P-GIM) bagi topik Haba, Hukum Gas dan Termodinamik serta pengujian keberkesanannya terhadap pencapaian pelajar matrikulasi. Kajian ini menggunakan Pendekatan Reka Bentuk dan Pembangunan (PRP) yang mengandungi tiga fasa iaitu; (i) analisis keperluan, (ii) reka bentuk dan pembangunan, dan (iii) penilaian. Kajian tinjauan telah dilaksanakan bagi mendapatkan maklum balas pelajar dan pensyarah terhadap keperluan pembangunan modul. Seterusnya, bagi fasa reka bentuk dan pembangunan modul, kesepakatan bagi 11 orang pakar telah ditentukan menggunakan kaedah Fuzzy Delphi bagi mendapatkan maklum balas terhadap elemen-elemen dan isi kandungan yang sesuai dimasukkan dalam modul yang ingin dibangunkan. Kaedah kuasi eksperimen telah digunakan pada fasa ketiga kajian bagi melihat keberkesanan modul terhadap pencapaian pelajar. Seramai 52 orang pelajar telah terlibat sebagai kumpulan kawalan dan 52 orang pelajar lagi seba.....

238 hits

1182024
Thesis
Kesediaan Guru Pendidikan Khas dalam pelaksanaan Program Transisi Kerjaya
Norizan Mohd Tajuddin
Kajian ini bertujuan mengenal pasti tahap kesediaan Guru Pendidikan Khas dalam pelaksanaan Program Transisi Kerja (PTK) di sekolah menengah Negeri Perak. Kajian kuantitatif berbentuk deskriptif dan inferensi dijalankan secara tinjauan menggunakan instrumen soal selidik melibatkan responden seramai 185 orang guru dalam kawasan kajian yang dipilih secara pensampelan kluster. Hasil dapatan kajian dianalisis secara peratusan, min, sisihan piawai, ANOVA dan Ujian-t menggunakan Statistical Packages for Social Sciences (SPSS) versi 25.0. Dapatan kajian menunjukkan tahap pengetahuan (Min=3.74) dan tahap sikap (Min=3.74) adalah tinggi manakala tahap kemahiran (Min=3.60) adalah sederhana. Secara keseluruhan tahap kesediaan guru dalam pelaksanaan PTK di Negeri Perak adalah tinggi (Min=3.69). Seterusnya Ujian ANOVA mendapati terdapat perbezaan yang signifikan (p..

146 hits

1192024
Thesis
Hubungan antara pengetahuan, kemahiran dan sikap tentang instrumen pentaksiran bilik darjah guru-guru Sains Sekolah Rendah
Usharani Madialagan
Selaras dengan perkembangan dan teknologi pada masa kini, dasar pendidikan di negara kita sering mengalami perubahan dari masa ke masa. Dalam usaha membangunkan Pelan Pembangunan Pendidikan Malaysia (PPPM) yang baharu secara lebih menyeluruh lagi, Kementerian Pendidikan Malaysia (KPM) telah mengkaji semula sistem pendidikan Malaysia yang sedia ada pada Oktober 2011. Kajian ini bertujuan untuk mengetengahkan aspek-aspek yang utama dalam Standard Pendidikan Antarabangsa di mana ianya semakin meningkat seiring dengan peningkatan aspirasi negara untuk mempersiapkan generasi muda masa kini berhadapan dengan dunia abad ke-21...

131 hits

1202010
Thesis
Using process writing approach to write narrative essays
Kam, Su San
Most students need to improve their writing skills. Writing can be challenging. Process writing  approach can help students to develop the ability to explore new ideas through writing. During  process writing activities, students are given ample time to write, think and analyse their  narrative writing and they will be able to express ideas in new ways. The process writing does not  merely provide language exercise for the writers but gives them a chance to be adventurous with the  language as well. The outcome of this study proved that there was improvement in the students' writing scores after  the implementation of the process writing approach. The outcome of the study also showed that there  was improvement in the organization of the narrative essays and linguistics used in the narrative  essays after the process writing activities. Students included the characteristics of the narrative essays in their essay writing after the  second process writing activity. Th.....

101 hits

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