| Alkaloids from the seeds of Peganum harmala showing antiplasmodial and vasorelaxant activities A Astulla, K Zaima, Y Matsuno, Y Hirasawa, W Ekasari, A Widyawaruyanti, ... Journal of Natural Medicines 62, 470-472, 2008 | 173 | 2008 |
| Cassiarins A and B, Novel Antiplasmodial Alkaloids from Cassia siamea H Morita, S Oshimi, Y Hirasawa, K Koyama, T Honda, W Ekasari, ... Organic letters 9 (18), 3691-3693, 2007 | 136 | 2007 |
| Apoptosis inducing effect of andrographolide on TF-47 human breast cancer cell line S Harjotaruno, A Widyawaruyanti, S Sismindari, NC Zaini African Journal of Traditional, Complementary and Alternative Medicines 4 (3 …, 2007 | 98 | 2007 |
| Studies on the constituents from the fruits of Phaleria macrocarpa S Oshimi, K Zaima, Y Matsuno, Y Hirasawa, T Iizuka, H Studiawan, ... Journal of natural medicines 62, 207-210, 2008 | 94 | 2008 |
| New prenylated flavones from Artocarpus champeden, and their antimalarial activity in vitro A Widyawaruyanti, Subehan, SK Kalauni, S Awale, M Nindatu, NC Zaini, ... Journal of Natural Medicines 61, 410-413, 2007 | 93 | 2007 |
| Ceramicines B–D, new antiplasmodial limonoids from Chisocheton ceramicus K Mohamad, Y Hirasawa, M Litaudon, K Awang, AHA Hadi, K Takeya, ... Bioorganic & Medicinal Chemistry 17 (2), 727-730, 2009 | 90 | 2009 |
| Alstiphyllanines E–H, picraline and ajmaline-type alkaloids from Alstonia macrophylla inhibiting sodium glucose cotransporter H Arai, Y Hirasawa, A Rahman, I Kusumawati, NC Zaini, S Sato, ... Bioorganic & medicinal chemistry 18 (6), 2152-2158, 2010 | 84 | 2010 |
| Cassiarins C−E, Antiplasmodial Alkaloids from the Flowers of Cassia siamea S Oshimi, J Deguchi, Y Hirasawa, W Ekasari, A Widyawaruyanti, ... Journal of natural products 72 (10), 1899-1901, 2009 | 69 | 2009 |
| Alasmontamine A, A First Tetrakis Monoterpene Indole Alkaloid from Tabernaemontana elegans Y Hirasawa, S Miyama, T Hosoya, K Koyama, A Rahman, I Kusumawati, ... Organic letters 11 (24), 5718-5721, 2009 | 61 | 2009 |
| Chrobisiamone A, a new bischromone from Cassia siamea and a biomimetic transformation of 5-acetonyl-7-hydroxy-2-methylchromone into cassiarin A S Oshimi, Y Tomizawa, Y Hirasawa, T Honda, W Ekasari, ... Bioorganic & medicinal chemistry letters 18 (13), 3761-3763, 2008 | 60 | 2008 |
| Biscarpamontamines A and B, an Aspidosperma− iboga bisindole alkaloid and an aspidosperma− aspidosperma bisindole alkaloid, from Tabernaemontana sphaerocarpa K Zaima, T Hirata, T Hosoya, Y Hirasawa, K Koyama, A Rahman, ... Journal of natural products 72 (9), 1686-1690, 2009 | 49 | 2009 |
| Antimalarial activity of cassiarin a from the leaves of Cassia siamea W Ekasari, A Widyawaruyanti, NC Zaini, D Syafruddin, T Honda, H Morita Heterocycles 78 (7), 1831-1836, 2009 | 47 | 2009 |
| Sucutiniranes A and B, new cassane-type diterpenes from Bowdichia nitida Y Matsuno, J Deguchi, Y Hirasawa, K Ohyama, H Toyoda, C Hirobe, ... Bioorganic & medicinal chemistry letters 18 (13), 3774-3777, 2008 | 47 | 2008 |
| Alstiphyllanines A−D, Indole Alkaloids from Alstonia macrophylla Y Hirasawa, H Arai, K Zaima, R Oktarina, A Rahman, W Ekasari, ... Journal of natural products 72 (2), 304-307, 2009 | 44 | 2009 |
| Synthesis and structure–activity relationships of cassiarin A as potential antimalarials with vasorelaxant activity H Morita, Y Tomizawa, J Deguchi, T Ishikawa, H Arai, K Zaima, T Hosoya, ... Bioorganic & medicinal chemistry 17 (24), 8234-8240, 2009 | 43 | 2009 |
| Voacalgines A–E, new indole alkaloids from Voacanga grandifolia Y Hirasawa, H Arai, A Rahman, I Kusumawati, NC Zaini, O Shirota, ... Tetrahedron 69 (51), 10869-10875, 2013 | 33 | 2013 |
| Mekanisme dan Aktivitas Antimalaria dari Senyawa Flavonoid yang Diisolasi dari Cempedak (Artocarpus Champeden) A Widyawaruyanti, NC Zaini Jbp 13 (2), 67-77, 2011 | 30 | 2011 |
| Alstiphyllanines I–O, ajmaline type alkaloids from Alstonia macrophylla showing vasorelaxant activity H Arai, K Zaima, E Mitsuta, H Tamamoto, A Saito, Y Hirasawa, A Rahman, ... Bioorganic & medicinal chemistry 20 (11), 3454-3459, 2012 | 25 | 2012 |
| Divergent Oxidative Couplings between Indoles and 2, 3-Dihydroxybenzoic Acid Derivatives for the Biomimetic Synthesis of Voacalgine A and Bipleiophylline N Denizot, D Lachkar, C Kouklovsky, E Poupon, L Evanno, G Vincent Synthesis 50 (21), 4229-4242, 2018 | 23 | 2018 |
| Sanjecumins A and B: new limonoids from Sandoricum koetjape Y Nagakura, AE Nugroho, Y Hirasawa, T Hosoya, A Rahman, ... Journal of natural medicines 67, 381-385, 2013 | 23 | 2013 |
