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dc.contributor.advisorSiregar, Yahwardiah
dc.contributor.advisorYosi, Ariyati
dc.contributor.authorAstari, Pocut
dc.date.accessioned2020-10-06T02:53:17Z
dc.date.available2020-10-06T02:53:17Z
dc.date.issued2020
dc.identifier.urihttp://repositori.usu.ac.id/handle/123456789/28337
dc.description.abstractAbstract: Psoriasis is a chronic inflammation of the skin caused by combination of genetic, immune and environmental factors. The Vitamin D receptors alongside with vitamin D (25 (OH)D) plasma level have known to be related with psoriasis. Method: This research is a case control study with total sampling technique. Fourty four psoriatic patients and 44 healthy control subjects DNA samples were obtained and genotyped for A-1012G polymorphism by Polymerase Chain Reaction based Restriction Fragment Length Polymorphism (PCR-RFLP). The plasma vitamin D (25(OH)D) level of case and control subjects were examined using Enzyme Linked Immunosorbent Assay (ELISA). The aim of this study is to find a correlation of plasma level of vitamin D (25(OH)D) and A-1012G gene polymorphism with psoriasis. Result: statistically, the average of psoriatic patients age was 47 years old and there were more women (56.8%) than men (43.2%) that suffered from this disease. There was no significant relationship between A-1012G polymorphism with psoriasis (p=0.124) but there was a significant difference of vitamin D plasma level between case and control group (p<0.001). Conclusion: A-1012G polymorphism was not associated with psoriasis but plasma level of vitamin D was found significantly different between case and control group.en_US
dc.description.abstractAbstrak: Psoriasis merupakan inflamasi kronis pada kulityang disebabkan oleh kombinasi faktor genetik, imun dan lingkungan. Reseptor Vitamin D dan kadar vitamin D (25(OH)D) plasma telah diketahui memiliki hubungan dengan terjadinya psoriasis. Metode: Penelitian ini merupakan penelitian case control dengan teknik total sampling. Subyek penelitian ini adalah bahan baku tersimpan (BBT) dalam bnetuk plasma darah dan hasil isolasi DNA yang dibagi menjadi dua kelompok, masing-masing 44 subyek pada kelompok kasus (penderita psoriasis) dan 44 subyek pada kelompok kontrol (yang bukan penderita psoriasis). Penelitian ini bertujuan untuk melihat hubungan antara kadar vitamin D (25(OH))D) plasma dan gen reseptor vitamin D (A-1012G) terhadap psoriasis dengan menggunakan teknik Enzyme Linked Immunosorbent Assay (ELISA) dan PCR-based restricted fragment length polymorphism (PCR-RFLP). Hasil: Secara statistik didapatkan rerata usia pasien psoriasis adalah 47 tahun dan lebih banyak diderita oleh perempuan (56,8%) dibandingkan laki-laki (43,2%). Tidak terdapat hubungan yang signifikan antara polimorfisme gen reseptor vitamin D (A-1012G) terhadap psoriasis (p=0,124) namun terdapat perbedaan yang signifikan antara kelompok kasus dan kontrol pada kadar vitamin D plasma darah (p<0,001). Kesimpulan: Polimorfisme gen reseptor vitamin D (A-1012G) tidak memiliki hubungan dengan psoriasis namun, perbedaan yang signifikan ditemukan pada kadar vitamin D plasma darah antara kelompok kasus (psoriasis) dan kontrol.en_US
dc.language.isoiden_US
dc.publisherUniversitas Sumatera Utaraen_US
dc.subjectVitamin Den_US
dc.subjectVDRen_US
dc.subjectA-1012Gen_US
dc.subjectPsoriasisen_US
dc.titlePengaruh Polimorfisme Gen Reseptor Vitamin D A-1012G dan Kadar Vitamin D Plasma Darah terhadap Risiko Kejadian Psoriasisen_US
dc.typeThesisen_US
dc.identifier.nimNIM177008008
dc.description.pages83 Halamanen_US
dc.description.typeTesis Magisteren_US


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