Results 121 to 130 of about 835 (166)

Lignans from Lepidium meyenii and Their Anti‐Inflammatory Activities

Chemistry & Biodiversity, 2021
AbstractMeyeniines A–C (1–3), three new lignans, two known neolignans (4–5), and three known lignans (6–8) were isolated from the rhizomes of Lepidium meyenii. Their structures were identified by comprehensive spectroscopic analyses and computational methods. Compound 1 represents a unique lignan featuring an aromatic ring migration.
Yi‐Yan Zou, Dai‐Wei Wang, Yong‐Ming Yan, Yong‐Xian Cheng   +3 more
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Adulteration of Maca (Lepidium meyenii)

2018
The goal of this bulletin is to provide timely information and/or updates on issues of adulteration of maca (Lepidium meyenii, Brassicaceae) to the international herbal industry and extended natural products and natural health communities in general.
Jeremy Stewart, Bill Chioffi
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Medicinal effects of Peruvian maca (Lepidium meyenii): a review

Food & Function, 2020
Peruvian maca (Lepidium meyenii) is a root native to the Andean region, cultivated for at least 2000 years.
Natália da Silva Leitão Peres, Letícia Cabrera Parra Bortoluzzi, Leila Larisa Medeiros Marques, Maysa Formigoni, Renata Hernandez Barros Fuchs, Adriana Aparecida Droval, Flávia Aparecida Reitz Cardoso   +6 more
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Hydantoin and thioamide analogues from Lepidium meyenii

Phytochemistry Letters, 2018
Abstract Four new compounds, including two hydantoin derivatives, macahydantoins C and D (1, 2), one urea derivative, macaurea A (3) and one thioamide analogue, macathioamide A (4), were isolated from the tube of Lepidium meyenii (Maca). Their chemical structures were determined by analyzing spectroscopic data, especially 1D and 2D NMR spectra, and ...
XiaoXue Tian, XingRong Peng, MuYuan Yu, YanJie Huang, Xia Wang, Lin Zhou, Minghua Qiu   +6 more
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Does Lepidium meyenii (Maca) improve seminal quality?

Andrologia, 2020
Maca (Lepidium meyenii) is a herbaceous plant grown at over 4,000 m in Peru. It has been studied worldwide for its properties on fertility. Previous studies have assessed maca effects on semen quality, but there is need of randomised, double-blind trials in order to make clinical decisions.
Ana María Alcalde, Jordi Rabasa
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[Chemical constituents of Lepidium meyenii].

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 2016
To study the chemical constituents of Lepidium meyenii, the air-dried rhizome of L. meyenii was extracted with 70% EtOH. The extract was condensed to a small amount of volume and extracted with petroleum ether, EtOAc and n-BuOH, successively. The compounds were isolated and purified by column chromatography, and identified based on spectral analyses ...
Wen-juan, Liang, Hong-bo, Xu, Cai-yan, Yang, Chang-an, Geng, , Zhang Xue-mei, Ji-jun, Chen   +5 more
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Lepidium meyenii (Maca) does not exert direct androgenic activities

Journal of Ethnopharmacology, 2006
Maca is the edible root of the Peruvian plant Lepidum meyenii, traditionally employed for its purported aphrodisiac and fertility-enhancing properties. This study aimed at testing the hypothesis that Maca contains testosterone-like compounds, able to bind the human androgen receptor and promote transcription pathways regulated by steroid hormone ...
P. Bogani, F. Simonini, M. Iriti, M. Rossoni, F. Faoro, A. Poletti, F. Visioli   +6 more
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Maca (Lepidium meyenii) for treatment of menopausal symptoms: A systematic review

Maturitas, 2011
Maca (Lepidium meyenii), an Andean plant of the brassica (mustard) family has been used for centuries in the Andes as an adaptogenic plant to manage anemia, infertility and female hormone balance. The aim of this review was to assess the evidence for and against the effectiveness of the maca plant as a treatment for menopausal symptoms.
Myeong Soo, Lee, Byung-Cheul, Shin, Eun Jin, Yang, Hyun-Ja, Lim, Edzard, Ernst   +4 more
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[Quality control of Maca (Lepidium meyenii)].

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 2016
To control the quality of Maca, the quality standard was established in this study. According to the methods recorded in the Appendix of Chinese Pharmacopoeia (2010 Edition), the water, extract, total ash, acid insoluble substance, and heavy metals inspections in Lepidium meyenii were carried out. N-benzyl-9Z, 12Z-octadecadienamide in L.
Ji-cheng, Shu, Hang-qing, Cui, Ying-zheng, Huang, Xiao-ying, Huang, Ming, Yang   +4 more
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Zdravstveni učinci mace (Lepidium meyenii)

2021
Maca (Lepidium mayenii) je gomoljasta jednogodišnja biljka koja pripada porodici Brassiraceae. Peruanska biljka koja raste na velikim visinama na području Anda. Stoljećima se koristi u Andama kao biljka za podizanja razine energije i za neplodnost kod domaćih ljudi i njihovih životinja.
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