{"id":19361,"date":"2026-07-02T10:58:02","date_gmt":"2026-07-02T03:58:02","guid":{"rendered":"https:\/\/fkg.ugm.ac.id\/?p=19361"},"modified":"2026-07-02T12:35:04","modified_gmt":"2026-07-02T05:35:04","slug":"secangkir-teh-dan-pertahanan-tubuh-egcg-terbukti-perkuat-fagositosis-sel-imun","status":"publish","type":"post","link":"https:\/\/fkg.ugm.ac.id\/en\/secangkir-teh-dan-pertahanan-tubuh-egcg-terbukti-perkuat-fagositosis-sel-imun\/","title":{"rendered":"Secangkir Teh dan Pertahanan Tubuh: EGCG Terbukti Perkuat Fagositosis Sel Imun"},"content":{"rendered":"<p><strong>Bayangkan setiap tegukan teh hijau membawa lebih dari sekadar kesegaran. Di balik warna kekuningan itu tersimpan senyawa bernama epigallocatechin gallate, atau EGCG, yang ternyata mampu membangunkan sel-sel penjaga tubuh agar bekerja lebih agresif memangsa bakteri.<\/strong><strong><\/strong><\/p>\n\n\n\n<p>Itulah temuan yang dipublikasikan oleh Prof. Dr. drg. Juni Handajani, M.Kes., Ph.D., PBO. dari Departemen Biologi Oral Fakultas Kedokteran Gigi Universitas Gadjah Mada dalam jurnal <em>Dentika Dental Journal<\/em>\u00a0(2012). Penelitiannya sederhana dalam desain, namun hasilnya cukup mengejutkan.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Ketika Makrofag Diajak Minum Teh<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Dua puluh ekor tikus Wistar jantan dibagi menjadi dua kelompok. Selama 14 hari, kelompok perlakuan mendapat larutan EGCG konsentrasi 0,1%, sementara kelompok kontrol hanya diberi aquabidest. Setelah itu, sel mononuklear diisolasi dari darah masing-masing tikus, lalu diuji kemampuannya memfagosit bakteri <em>Aggregatibacter actinomycetemcomitans<\/em>, patogen yang dikenal sebagai pemicu periodontitis agresif.<\/p>\n\n\n\n<p>Hasilnya bicara sendiri. Indeks fagositosis kelompok EGCG mencapai 2,91, jauh di atas kelompok kontrol yang hanya 1,49. Uji-t menunjukkan perbedaan bermakna dengan nilai p&lt;0,05. Lebih gamblang lagi: persentase peningkatan fagositosis mencapai 113,36 persen. Satu sel mononuklear bahkan mampu menelan hingga 12 bakteri sekaligus.<\/p>\n\n\n\n<p><em>&#8220;Dapat disimpulkan bahwa EGCG konsentrasi 0,1% dapat meningkatkan aktivitas fagositosis sel mononuklear tikus Wistar.&#8221; \u2014 Prof. Dr. drg. Juni Handajani, M.Kes., Ph.D., PBO., Departemen Biologi Oral FKG UGM<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Polifenol, Imunitas, dan Batas yang Masih Terbuka<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>EGCG adalah komponen dominan dalam daun teh (<em>Camellia sinensis<\/em>), menyumbang sekitar 49 persen dari total fraksi polifenol. Secara biologis, ia dikenal sebagai antioksidan paling poten di antara empat katekin utama teh. Penelitian-penelitian sebelumnya telah mencatat kemampuannya menghambat pertumbuhan <em>Streptococcus mutans<\/em>&nbsp;dan mencegah perlekatan <em>Porphyromonas gingivalis<\/em>&nbsp;pada epitel bukal.<\/p>\n\n\n\n<p>Namun Handajani mencatat satu nuansa penting: ekstrak daun teh utuh kemungkinan lebih efektif dibanding EGCG murni yang berdiri sendiri. Ketika senyawa-senyawa dalam teh bekerja bersama-sama, efek sinergisnya tidak bisa digantikan oleh satu komponen tunggal saja. EGCG yang telah diisolasi mungkin sudah kehilangan &#8220;teman-temannya&#8221; yang turut berkontribusi.Temuan ini membuka pertanyaan yang relevan bagi kedokteran gigi: apakah konsumsi teh sehari-hari, yang sudah menjadi kebiasaan jutaan orang Indonesia, secara diam-diam juga sedang melatih sistem imun mukosa mulut? Jawabannya belum tuntas. Tapi secangkir teh, rupanya, menyimpan lebih banyak cerita dari yang tertulis di kemasannya.<\/p>\n\n\n\n<p>Sumber DOI: <\/p>\n\n\n\n<p>Penulis: Anny Anggraini , drg. Achmad Zam Zam Aghasy, M.Kes.<\/p>\n\n\n\n<p>Photo: Freepik <\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Bayangkan setiap tegukan teh hijau membawa lebih dari sekadar kesegaran. Di balik warna kekuningan itu tersimpan senyawa bernama epigallocatechin gallate, atau EGCG, yang ternyata mampu membangunkan sel-sel penjaga tubuh agar bekerja lebih agresif memangsa bakteri. Itulah temuan yang dipublikasikan oleh Prof. Dr. drg. Juni Handajani, M.Kes., Ph.D., PBO. dari Departemen Biologi Oral Fakultas Kedokteran Gigi [&hellip;]<\/p>\n","protected":false},"author":615,"featured_media":19368,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[359,136],"tags":[289,523,297],"class_list":["post-19361","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-artikel","category-berita-terbaru","tag-sdg-3-kesehatan-dan-kesejahteraan-yang-baik","tag-sdg-9-industri","tag-sdg-9-industri-inovasi-dan-infrastruktur"],"gutentor_comment":0,"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Secangkir Teh dan Pertahanan Tubuh: EGCG Terbukti Perkuat Fagositosis Sel Imun - Fakultas Kedokteran Gigi<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fkg.ugm.ac.id\/en\/secangkir-teh-dan-pertahanan-tubuh-egcg-terbukti-perkuat-fagositosis-sel-imun\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Secangkir Teh dan Pertahanan Tubuh: EGCG Terbukti Perkuat Fagositosis Sel Imun - Fakultas Kedokteran Gigi\" \/>\n<meta property=\"og:description\" content=\"Bayangkan setiap tegukan teh hijau membawa lebih dari sekadar kesegaran. 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