United States Pharmacopeia (USP) Safety Review of Gamma-Aminobutyric Acid (GABA) von Oketch-Rabah, Hellen A., Madden, Emily F., Roe, Amy L., Betz, Joseph M.

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United States Pharmacopeia comprehensive safety review of Styphnolobium japonicum flower and flower bud von Madden, Emily, McLachlan, Caleb, Oketch‐Rabah, Hellen, Calderón, Angela I.

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Cinnamon and Cassia Nomenclature Confusion: A Challenge to the Applicability of Clinical Data von Oketch‐Rabah, Hellen A., Marles, Robin J., Brinckmann, Josef A.

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Neuroactive Botanicals von Hellen A Oketch-Rabah

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Challenges and Opportunities for Improving the Safety Assessment of Botanical Dietary Supplements: A United States Pharmacopeia Perspective von Oketch‐Rabah, Hellen A., Roe, Amy L., Muldoon‐Jacobs, Kristi, Giancaspro, Gabriel I.

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United States Pharmacopeia (USP) comprehensive review of the hepatotoxicity of green tea extracts von Oketch-Rabah, Hellen A., Roe, Amy L., Rider, Cynthia V., Bonkovsky, Herbert L., Giancaspro, Gabriel I., Navarro, Victor, Paine, Mary F., Betz, Joseph M., Marles, Robin J., Casper, Steven, Gurley, Bill, Jordan, Scott A., He, Kan, Kapoor, Mahendra P., Rao, Theertham P., Sherker, Averell H., Fontana, Robert J., Rossi, Simona, Vuppalanchi, Raj, Seeff, Leonard B., Stolz, Andrew, Ahmad, Jawad, Koh, Christopher, Serrano, Jose, Low Dog, Tieraona, Ko, Richard

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Radiation Acts on the Microenvironment to Affect Breast Carcinogenesis by Distinct Mechanisms that Decrease Cancer Latency and Affect Tumor Type von Nguyen, David H., Oketch-Rabah, Hellen A., Illa-Bochaca, Irineu, Geyer, Felipe C., Reis-Filho, Jorge S., Mao, Jian-Hua, Ravani, Shraddha A., Zavadil, Jiri, Borowsky, Alexander D., Jerry, D. Joseph, Dunphy, Karen A., Seo, Jae Hong, Haslam, Sandra, Medina, Daniel, Barcellos-Hoff, Mary Helen

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US Pharmacopeial Convention safety evaluation of menaquinone-7, a form of vitamin K von Marles, Robin J., Roe, Amy L., Oketch-Rabah, Hellen A.

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Understanding plant to extract ratios in botanical extracts von Monagas, Maria, Brendler, Thomas, Brinckmann, Josef, Dentali, Steven, Gafner, Stefan, Giancaspro, Gabriel, Johnson, Holly, Kababick, James, Ma, Cuiying, Oketch-Rabah, Hellen, Pais, Pilar, Sarma, Nandu, Marles, Robin

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Potential pharmacokinetic interactions with concurrent use of herbal medicines and a ritonavir-boosted COVID-19 protease inhibitor in low and middle-income countries von Smith, Dallas J, Bi, Huichang, Hamman, Josias, Ma, Xiaochao, Mitchell, Constance, Nyirenda, Kumbukani, Monera-Penduka, Tsitsi, Oketch-Rabah, Hellen, Paine, Mary F, Pettit, Syril, Pheiffer, Wihan, Van Breemen, Richard B, Embry, Michelle

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The Importance of Quality Specifications in Safety Assessments of Amino Acids: The Cases of l-Tryptophan and l-Citrulline von Oketch-Rabah, Hellen A, Roe, Amy L, Gurley, Bill J, Griffiths, James C, Giancaspro, Gabriel I

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Anti-plasmodial activities and X-ray crystal structures of rotenoids from Millettia usaramensis subspecies usaramensis von Yenesew, Abiy, Derese, Solomon, Midiwo, Jacob O, Oketch-Rabah, Hellen A, Lisgarten, John, Palmer, Rex, Heydenreich, Matthias, Peter, Martin G, Akala, Hosea, Wangui, Julia, Liyala, Pamela, Waters, Norman C

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What Should Clinicians Know About Dietary Supplement Quality? von Brykman, Marissa Chaet, Streusand Goldman, Virginia, Sarma, Nandakumara, Oketch-Rabah, Hellen A, Biswas, Deborah, Giancaspro, Gabriel I

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Proliferation of Estrogen Receptor-α-Positive Mammary Epithelial Cells Is Restrained by Transforming Growth Factor-β1 in Adult Mice von Ewan, Kenneth B.R., Oketch-Rabah, Hellen A., Ravani, Shraddha A., Shyamala, G., Moses, Harold L., Barcellos-Hoff, Mary Helen

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Dovyalicin-Type Spermidine Alkaloids from Dovyalis Species von Rasmussen, Bonnie, Nkurunziza, Aimee-Justine, Witt, Matthias, Oketch-Rabah, Hellen A, Jaroszewski, Jerzy W

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Considerations for determining safety of probiotics: A USP perspective von Roe, Amy L., Boyte, Marie-Eve, Elkins, Chris A., Goldman, Virginia S., Heimbach, James, Madden, Emily, Oketch-Rabah, Hellen, Sanders, Mary Ellen, Sirois, Jay, Smith, Amy

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Naturally complex: Perspectives and challenges associated with Botanical Dietary Supplement Safety assessment von Shipkowski, Kelly A., Betz, Joseph M., Birnbaum, Linda S., Bucher, John R., Coates, Paul M., Hopp, D. Craig, MacKay, Duffy, Oketch-Rabah, Hellen, Walker, Nigel J., Welch, Cara, Rider, Cynthia V.

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United States Pharmacopeia von Oketch-Rabah, Hellen A, Madden, Emily F, Roe, Amy L, Betz, Joseph M

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Quality specifications for articles of botanical origin from the United States Pharmacopeia von Ma, Cuiying, Oketch-Rabah, Hellen, Kim, Nam-Cheol, Monagas, Maria, Bzhelyansky, Anton, Sarma, Nandakumara, Giancaspro, Gabriel

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Safety of Guarana Seed as a Dietary Ingredient: A Review von Patrick, Madison, Kim, Hyunjin A, Oketch-Rabah, Hellen, Marles, Robin J, Roe, Amy L, Calderón, Angela I

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