Publications by authors named "Barbara Grzesiak"

The lichen-rich pine forests of represent special habitats protected under the Natura 2000 scheme. A rapid decline in their density has been observed in recent years. Macrofungi are an important component of the community and sensitive bioindicators; therefore, observations of the response of their sporocarps can be used to draw conclusions about changes induced in habitats.

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The lichen Scots pine forests habitats are undergoing rapid disappearance across Europe. Due to the semi-natural character of this habitat and an increase of the nitrification as a result of air pollution, determination of factors responsible for the decrease in lichen field layer cover requires a comprehensive approach. Our study aimed to investigate environmental factors necessary for the determination of active protection measures in order to maintain this vulnerable habitat.

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Article Synopsis
  • The study evaluated the effectiveness of essential oils from thyme, oregano, marjoram, mint, and garlic against Prototheca zopfii strains linked to cow mastitis.
  • The researchers used microdilution and disk diffusion methods to test the sensitivity of ten strains from milk samples, finding that marjoram and oregano oils showed significant anti-algae activity while mint and garlic oils were ineffective.
  • Results indicated that 90% of strains were sensitive to nystatin, but one strain was resistant to all antifungal agents, highlighting the potential of essential oils as natural treatments for mastitis in cows.*
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Article Synopsis
  • Prototheca algae, primarily found in cow habitats, can cause protothecosis in both animals and humans, with different species affecting each group.
  • The study aimed to test various essential oils and antifungal antibiotics against P. zopfii isolates from mastitic milk in cows.
  • Results showed essential oils effectively inhibited P. zopfii, with cinnamon, clove, and thyme being the most effective, while nystatin proved to be the most effective antifungal agent.
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