Anti-pemphigus and Anti-atopic Potentials of Machilus thunbergii Cortex Extract with MLK3 Inhibitory Activity in Human Keratinocyte HaCaT Cells

Eun Hye Kim, Seong Hwan Kim

Pemphigus is an autoimmune blistering disease characterized by autoantibody-mediated disruption of desmosomal adhesion in keratinocytes. Accumulating evidence s...

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DOI: https://doi.org/10.20307/nps.2026.32.2.107

Cytotoxicity and Limited Anti-inflammatory Responses of Licochalcone B in HaCaT Keratinocytes

Min Young Kim, Ji Hye Kim, Jung Hyun Shim, Dong Hun Lee

Licochalcone B is a flavonoid derived from licorice ( spp.) with reported pharmacological activities. However, its effects on skin cells remain poorly defined. ...

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DOI: https://doi.org/10.20307/nps.2026.32.2.113

Assessment of Antioxidant and Neuroprotective Effects of Phyllanthus emblica Extract in a Reserpine-Induced Oxidative Stress Model

Sinthia Shahreen Bristy, Tanveer Akik Ibne Alam, Tousifa Marzan Tyfa, Marjia Sultana, Sujit Kumar Banik, Md. Monirul Islam

Amla (), a nutrient-rich medicinal plant, is renowned for its high antioxidant content, therapeutic properties, and traditional use in Ayurveda to promote healt...

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DOI: https://doi.org/10.20307/nps.2026.32.2.120

Chemical Components and Biological Effects of Ethanol Extract from Curcuma vinhlinhensis

Hanh Thi Dieu Nguyen, Tan Viet Pham, Le Pham Tan Quoc, Hong Thien Van, Ngoc An Nguyen, Nga Nguyen-Phi

is a recent novel species in Vietnam. In this study, the chemical composition of ethanol extract of leaf and rhizome from was first analyzed by gas chromatogr...

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DOI: https://doi.org/10.20307/nps.2026.32.2.131

Ameliorative Effects of Lonicera japonica Extract on Scopolamine-Induced Memory Deficits via Cholinergic Modulation

Choong Je Ma

Alzheimer’s disease (AD) is a progressive neurodegenerative disorder characterized by memory and learning decline leading to dementia. (LJ), traditionally used...

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DOI: https://doi.org/10.20307/nps.2026.32.2.138

Isolation and Structure Characterization of Aromatic Compounds from Leifsonia shinshuensis and their Antifungal Activities

Ji Won Lee, Gyu Sung Lee, InWha Park, Chung Sub Kim

is an endophytic actinomycete and may affect the growth of host plants by producing indole-3-acetic acid (IAA), a phytohormone. However, except for IAA, studie...

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DOI: https://doi.org/10.20307/nps.2026.32.2.147

Preparation of Bioactive Iridoid Glycosides from the Stem Bark of Catalpa ovata Using High-Speed Counter-Current Chromatography

Se-Jeong Hwang, Bo-Kyeong Kim, Eun Kyoung Seo, Yun-Seo Kil

A preparative high-speed counter-current chromatography (HSCCC) method was developed for the isolation of the major iridoid glycosides from the stem bark of (B...

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DOI: https://doi.org/10.20307/nps.2026.32.2.154

Anti-inflammatory Activity of Compounds from the Aerial Part of Perilla frutescens var. acuta (Thunb.) Kudo

Thi Hong Nhung Dang, Trong Trieu Tran, Manh Tuan Ha, Jungmoo Huh, Jeong Ah Kim, Byung Sun Min

A new depside glucoside, perilloside F (), together with fifteen known compounds (–), was isolated from the aerial parts of var. (Thunb.) Kudo (Labiatae). The...

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DOI: https://doi.org/10.20307/nps.2026.32.2.161

Effects of the Combined Extract of Centella asiatica and Portulaca oleracea on Longitudinal Bone Growth in Adolescent Female Sprague-Dawley Rats

Hyun Sook Lee, Jae In Jung, Seungtae Lim, YoungSun Jang, Eun Ji Kim

This study investigated the effect of FSG-CA, a combined extract of and , on longitudinal bone growth in female Sprague-Dawley (SD) rats. While previous studie...

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DOI: https://doi.org/10.20307/nps.2026.32.2.168