Total synthesis of cyclotryptamine and diketopiperazine alkaloids and biosynthetic pathway investigation of unsymmetrical diketopiperazine dimers حسب Lindovská, Petra

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Total Synthesis and Anti-Cancer Activity of All Known Communesin Alkaloids and Related Derivatives حسب Pompeo, Matthew M, Cheah, Jaime H, Movassaghi, Mohammad

"…A unified enantioselective total synthesis and anticancer evaluation of all known epoxide-containing communesin alkaloids and related derivatives is described. Our synthesis is predicated on the convergent and modular diazene-directed assembly of two complex fragments to secure the critical C3a-C3a' linkage followed by a guided biomimetic aminal reorganization to deliver the heptacyclic core of these alkaloids. …"
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Total synthesis and anticancer evaluation of all known communesin alkaloids and related complex derivatives حسب Pompeo, Matthew M.

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Synthesis of cinchona alkaloid analogues as mechanistic probes of the osmium-catalyzed asymmetric dihydroxylation of olefins حسب Young, John W. (John Wesley)

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Exploiting alkaloid biosynthesis in Madagascar periwinkle to obtain natural product derivatives and new biocatalysts حسب Bernhardt, Peter, Ph. D. Massachusetts Institute of Technology

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A homolog of tocopherol C-methyltransferases catalyzes N-methylation in anticancer alkaloid biosynthesis حسب Liscombe, David K., Usera, Aimee R., O'Connor, Sarah Ellen

"…Madagascar periwinkle (Catharanthus roseus) is the sole source of the anticancer drugs vinblastine and vincristine, bisindole alkaloids derived from the dimerization of the terpenoid indole alkaloids vindoline and catharanthine. …"
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Development of Transcriptomic Resources for Interrogating the Biosynthesis of Monoterpene Indole Alkaloids in Medicinal Plant Species حسب Gongora-Castillo, Elsa, Childs, Kevin L., Fedewa, Greg, Hamilton, John P., Liscombe, David K., Magallanes-Lundback, Maria, Mandadi, Kranthi K., Nims, Ezekiel, Runguphan, Weerawat, Vaillancourt, Brieanne, Varbanova-Herde, Marina, DellaPenna, Dean, McKnight, Thomas D., O'Connor, Sarah Ellen, Buell, C. Robin

"…One group of plant-derived compounds, the monoterpene indole alkaloids (MIAs), includes well-documented therapeutic agents used in the treatment of cancer (vinblastine, vincristine, camptothecin), hypertension (reserpine, ajmalicine), malaria (quinine), and as analgesics (7-hydroxymitragynine). …"
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Method development and validation for rapid extraction and identification of solanaceous alkaloids present in Chinese herbs. حسب Lim, Xinyi.

"…Solanaceous alkaloids have been listed as poisons under the Schedule of the Poisons Act (Chapter 234) in Singapore. …"
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Lewis acid-mediated alkylations of N,O-acetals and applications to the total syntheses of alkaloids حسب Lu, Yongna

"…In Chapter four, the first asymmetric synthesis of the sedum alkaloid sedinine 4-2 has been successfully achieved, employing silver-catalyzed allene cyclization and ring closing metathesis to form a bicyclic N,O-acetal 4-33. …"
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Synthesis of 3-amino-2,3-dideoxysugars with their applications and total synthesis of pyridone alkaloids حسب Ding, Feiqing

"…Thirdly, a diverted total synthesis (DTS) approach to the total syntheses of pyridone alkaloids N-deoxymilitarninone A and Torrubiellone Bhas been developed. …"
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Synthesis of tricyclic marine alkaloids, cylindricines, lepadiformines, fasicularin, and polycitorols : a recent update حسب Kaga, Atsushi, Chiba, Shunsuke

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A Preliminary Qualitative Study Of An Alkaloid In The Fruit Of Terong Belanda (Cyphomandra betacea, Cav) حسب Perpustakaan UGM, i-lib

"…Finally one fraction, fraction D, obtaining in white sharp crystals, 96 mg, m.p 117.5 °C gave positive results to an alkaloid especially from the group of atropine. Keywords: terong belanda, qualitative analysis, alkaloid…"

Pengaruh manipulasi media terhadap kandungan alkaloid steroid dalam kalus Solanum aculeatissimum حسب Perpustakaan UGM, i-lib

"…This work was done as an effort for obtaining a steroidal alkaloid through tissue culture which is expected gaining a larger amount of steroidal alkaloid. …"

Pengaruh manipulasi media terhadap kandungan alkaloid dalam kalus solanum aculeatissimum Jacq حسب , HANANI, Endang, , Prof.Ir. Moeso Suryowinoto

Bioassay-guided isolation of antimicrobial active alkaloids from Ruta angustifolia (L.) Pers حسب Mohd Kamal, Laina Zarisa, Mohd Hassan, Norazian, Md Taib, Nurhaya, May Khin, Soe

"…The anthranilic acid derived alkaloid especially quinoline, furoquinoline, acridone and 4-quinolone alkaloids are the common types of antimicrobial active alkaloids found in Rutaceae. …"
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DETECTION OF ALKALOID, FLAVONOID, AND TERPENOID COMPOUNDS IN BREAD (Artocarpus communis Forst.) LEAVES AND PULPS حسب Kristanti, Handriani, Tunjung, Woro Anindito Sri

"…The result indicated that alkaloid were detected in chloroform extracts of leaves with Rf score 0.76 and methanol extracts with Rf 0.8, while the alkaloid in pulps weren’t detected. …"
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Isolation of major alkaloids from Mitragyna Speciosa (Kratom) / Mohd Firdaus Ahmad Akhibi حسب Ahmad Akhibi, Mohd Firdaus

"…However, the structure of the alkaloid cannot be elucidated due to the presence of other contaminants in an alkaloid sample.…"

IDO1 and TDO inhibitory evaluation of analogues of the marine pyrroloiminoquinone alkaloids: Wakayin and Tsitsikammamines حسب Levy, T, Marchand, L, Stroobant, V, Pilotte, L, Van den Eynde, B, Rodriguez, F, Delfourne, E

"…A number of analogues of the marine pyrroloquinoline alkaloids tsitsikammamines or wakayin have been synthesized, two of them were synthesized using an original method to build the bispyrroloquinone framework. …"

Fungal indole alkaloid biogenesis through evolution of a bifunctional reductase/Diels-Alderase حسب Dan, Q, Newmister, SA, Klas, KR, Fraley, AE, McAfoos, TJ, Somoza, AD, Sunderhaus, JD, Ye, Y, Shende, VV, Yu, F, Sanders, JN, Brown, WC, Zhao, L, Paton, RS, Houk, KN, Smith, JL, Sherman, DH, Williams, RM

"…Prenylated indole alkaloids such as the calmodulin-inhibitory malbrancheamides and anthelmintic paraherquamides possess great structural diversity and pharmaceutical utility. …"

New polyhydroxylated pyrrolizidine alkaloids from Muscari armeniacum: structural determination and biological activity حسب Asano, N, Kuroi, H, Ikeda, K, Kizu, H, Kameda, Y, Kato, A, Adachi, I, Watson, A, Nash, R, Fleet, G