Agnieszka Gryszczyńska

ORCID: 0000-0002-8164-9914
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About
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Research Areas
  • Medicinal Plants and Bioactive Compounds
  • Phytochemistry and Biological Activities
  • Phytochemicals and Antioxidant Activities
  • Pharmacological Effects of Natural Compounds
  • Agriculture, Plant Science, Crop Management
  • Botany and Plant Ecology Studies
  • Medicinal Plant Extracts Effects
  • Botanical Research and Chemistry
  • Phytoestrogen effects and research
  • Berberine and alkaloids research
  • Medicinal Plants and Neuroprotection
  • Plant-based Medicinal Research
  • Plant Toxicity and Pharmacological Properties
  • Cholinesterase and Neurodegenerative Diseases
  • Traditional Chinese Medicine Analysis
  • Natural product bioactivities and synthesis
  • Ziziphus Jujuba Studies and Applications
  • Essential Oils and Antimicrobial Activity
  • Agronomic Practices and Intercropping Systems
  • Drug-Induced Hepatotoxicity and Protection
  • Botanical Studies and Applications
  • Probiotics and Fermented Foods
  • Herbal Medicine Research Studies
  • Silkworms and Sericulture Research
  • Ruminant Nutrition and Digestive Physiology

Institute of Natural Fibres and Medicinal Plants
2015-2024

Passiflora caerulea L., P. alata Curtis and incarnata L. (synonym for edulis Sims), are the most popular representatives of genus in South America. In recent years, a growing attention is paid to biological activity phytochemical profiles crude extracts from various species worldwide. The aim this study was evaluate compare anti-leukemic dry leaves three greenhouse Poland two human acute lymphoblastic leukemia cell lines: CCRF-CEM its multidrug resistant variant. Two systems liquid...

10.1016/j.bjp.2018.01.006 article EN cc-by-nc-nd Revista Brasileira de Farmacognosia 2018-03-01

Melissa officinalis (MO, English: lemon balm, Lamiaceae), one of the oldest and still most popular aromatic medicinal plants, is used in phytomedicine for prevention treatment nervous disturbances. The aim our study was to assess effect subchronic (28-fold) administration a 50% ethanol extract MO leaves (200 mg/kg, p.o.) compared with rosmarinic acid (RA, 10 huperzine A (HU, 0.5 on behavioral cognitive responses scopolamine-induced rats. results were linked acetylcholinesterase (AChE),...

10.1155/2016/9729818 article EN cc-by Evidence-based Complementary and Alternative Medicine 2016-01-01

Flax and hemp fibers are known as textile raw materials with pro-health properties. This paper presents results of research aimed at investigating the antioxidant activity in order to explain a mechanism for favorable influence textiles made these when contact human skin. The study new approach evaluation terms their inherent Antioxidant properties flax were tested use FRAP DPPH methods. content phenolic acids: syringic, sinapinic, p-coumaric ferulic acid was determined HPLC. proved that...

10.3390/molecules23081993 article EN cc-by Molecules 2018-08-10

ENWEndNote BIBJabRef, Mendeley RISPapers, Reference Manager, RefWorks, Zotero AMA Łukasz Mikołajczak P, Kędzia B, Ożarowski M, et al. Evaluation of anti-inflammatory and analgesic activities extracts from herb Chelidonium majus L. Central European Journal Immunology. 2015;40(4):400-410. doi:10.5114/ceji.2015.54607. APA Mikołajczak, P., Kędzia, B., Ożarowski, M., Kujawski, R., Bogacz, A., & Bartkowiak-Wieczorek, J. (2015). Immunology, 40(4), 400-410. https://doi.org/10.5114/ceji.2015.54607...

10.5114/ceji.2015.54607 article EN cc-by-nc-sa Central European Journal of Immunology 2015-01-01

Coltsfoot (<em>Tussilago farfara</em> L.) is a common species, widely used in European and Chinese traditional medicine for the treatment of respiratory diseases. However, raw material from this plant contains hepatotoxic pyrrolizidine alkaloids (PAs). The aim study was to determine variability level PAs (senkirkine senecionine) leaves coltsfoot originated natural populations Poland. In phytochemical analysis, 20 samples <em>T. were used. This obtained Garden Medicinal...

10.5586/asbp.2013.028 article EN cc-by Acta Societatis Botanicorum Poloniae 2013-01-01

Sixty dairy goats of the Polish white improved breed were randomly assigned to five feeding groups twelve animals each. The received a supplement containing seven herbs at 20 or 40 g/animal/day (experimental 1 and 2) nine 3 4)m, along with pelleted concentrate feed. Group 5 (the control group) feed without any herbal supplements. A significant effect additive on lactic acid bacteria (LAB) count was observed (p < 0.001). highest number density LAB found in receiving g/animal per day 0.05)....

10.3390/ani12030255 article EN cc-by Animals 2022-01-21

Hemp fiber variety, Bialobrzeskie, contains phenolic acids in its chemical composition giving it inherent antioxidant and antibacterial activity. The use of this raw material fabric manufacture allows the creation functional clothing with a positive effect on human skin. aim study was to develop biologically active made pure industrial hemp materials, where cannabidiol (CBD) extract applied surface strengthened bioactivity. design technology focused keeping properties steady level avoiding...

10.3390/ma14206031 article EN Materials 2021-10-13

The aim of this study was to assess the activity extracts from Platycodon grandiflorum A. DC (PG) in a model chronic bronchitis rats. research carried out on three water extracts: E1 – roots field cultivated PG; E2 biotransformed E3 callus PG. differed saponins and inulin levels—the highest measured lowest E1. Identification secondary metabolites performed using two complementary LC-MS systems. Chronic induced by sodium metabisulfite (a source SO2). Animals were treated with for weeks (100...

10.3390/molecules25215020 article EN cc-by Molecules 2020-10-29

The COVID-19 pandemic and its consequences, including social isolation, movement restrictions work instability have altered many people's nutritional behaviors daily lifestyle. aim of the study was to evaluate influence on selected eating habits, physical activity lifestyle changes Polish adults (n = 145). self-designed anonymous questionnaire available online from 1 May 2021 15 2021. In general, 60% respondents declared that did not affect their dietary whereas 26% surveyed individuals...

10.3390/nu14020331 article EN Nutrients 2022-01-13

Roseroot (&lt;em&gt;Rhodiola rosea&lt;/em&gt; L.) belongs to important herbs in folk medicine of Scandinavia, Russia, Mongolia, and China. Its therapeutic usage is mainly associated with the adaptogenic properties this species. characterized by high morphological, phytochemical, genetic differentiation. The aim present work was determine biometric phytochemical co-variability taxon. Samples &lt;em&gt;Rh. were collected from 4-year-old experimental field cultivation established rhizome...

10.5586/asbp.3500 article EN cc-by Acta Societatis Botanicorum Poloniae 2016-01-01

The aim of this study is to investigate the effects herbal supplements administered goats on sensory quality and volatile flavor compounds in their milk. experiment was conducted sixty Polish white improved randomly allocated into five feeding groups (four experimental one control) twelve each. trial lasted 12 weeks. animals received containing a mixture seven or nine different species herbs at 20 40 g/animal/day. control group feed without any supplements. Milk obtained from characterized...

10.3390/foods12152963 article EN cc-by Foods 2023-08-05

The aim of the research was to identify differences in content phenolic acids flax fibers and antioxidant activity depending on soil moisture level during plant growth variety. experiment involved cultivating under controlled conditions with constant levels irrigation: 25%, 35%, 45% field water capacity (FWC). conducted vegetative hall Institute Natural Fibers Medicinal Plants, National Research Poland repeated three times: 2019, 2020, 2021. were extracted from straw use dew retting method....

10.1080/15440478.2024.2310679 article EN cc-by Journal of Natural Fibers 2024-02-01

The aim of the study was to investigate effect baicalein or Scutellaria baicalensis root extract interaction with methyldopa in pregnant spontaneously hypertensive rats (SHR) at pharmacodynamic, molecular, and biochemical levels. rats, after confirming pregnancy, received (200 mg/kg/day, p.o.) (1000 p.o.), combination (400 mg/kg/day; for 14 consecutive days, 1 h before blood pressure heart rate measurements. In placenta from mothers giving birth their offspring, mRNA expression factors...

10.3390/ph15111342 article EN cc-by Pharmaceuticals 2022-10-29

Summary Roseroot (Rhodiola rosea L.) is an adaptogenic plant, widely used in the traditional medicine of Scandinavia, Russia, China and Mongolia. The aim study was to determine biometric phytochemical co-variability this species under field cultivation western Poland (Plewiska near Poznań). plant material originated from four-year-old established twice by rhizome division autumn 2007 2008. In study, 46 individuals (23 plants 2011 2012) were used. analysis included measurements basic...

10.2478/hepo-2014-0001 article EN cc-by-nc Herba Polonica 2014-03-01

Abstract UPLC-MS/MS method was developed for determination of bioactive compounds including chlorogenic acid (CA), apigenin (AP) and 7-glucoside (AP7G) in goat serum. The analytes were separated on Kinetex C18 analytical column a mobile phase consisting 0.1% formic water methanol with gradient elution. Detection performed using triple quadrupole mass spectrometer electrospray ionization positive mode. lower limit quantitation 0.5 ng mL –1 AP AP7G 2.5 CA. inter- intra-day precision the...

10.1007/s10337-023-04250-7 article EN cc-by Chromatographia 2023-04-12

Abstract In this study, a micropropagation protocol using nodal explants from in vitro grown plants of Chamerion angustifolium (L.) Holub was developed and analysis oenothein B selected phenolic acids shoot cultures performed for the first time. For induction multiplication Murashige Skoog’s (MS) basal medium supplemented with 2-isopentenyladenine (2iP), zeatin (Z) 6-benzyloaminopurine (BAP) used. 2iP most responsive terms promoting shoots per explant maximum (6.57 ± 1.14) recorded at...

10.1007/s11240-020-01949-5 article EN cc-by Plant Cell Tissue and Organ Culture (PCTOC) 2020-10-19

Objectives: Collagen type I plays an important role in the bone matrix and is encoded by COL1A2 (collagen alpha 2) gene that may be a potential candidate for osteoporotic fracture. The aim of this study to determine whether EcoR I, Del 38 Pvu II polymorphisms are associated with development osteoporosis osteopenia post­menopausal Polish women. Moreover, analysis relationship between frequency polymorphic variants clinical parameters turnover degree was performed. Material methods: group...

10.5603/gp.a2017.0077 article EN cc-by-nc-nd Ginekologia Polska 2017-08-31
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