Taking into consideration the proliferation rate of Propionibacterium sp. cells, pH changes and sensory properties of the fermented product obtained, selection of propionic acid bacteria (PAB) was made in order to determine their usefulness for the production of fermented parsley juice. The analysis included 12 strains, belonging to the following species: P. thoenii (4 strains), P. jensenii (6 strains), P. freudenreichii (1 strain) and P. acidipropionici (1 strain). The experiments show that many strains of propionic acid rods develop well in parsley juice, allowing to achieve the desired taste qualities of the product. The Propionibacterium strains selected by elimination were used as components of vaccine containing: Lactobacillus plantarum, Lactococcus lactis ssp. lactis, Saccharomyces cerevisiae.
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mSphere
January 2025
Animal nutrition and feed science, College of Animal Science and Technology, Shihezi University, Shihezi, China.
This study aimed to investigate the effects of and on the chemical composition, fermentation characteristics, bacterial communities, and predicted metabolic pathways of whole-plant triticale silage (). Fresh triticale harvested at the milk stage was ensiled in sterile distilled water (CON), (ST), (LP), and a combination of and (LS) for 3, 7, 15, and 30 days. During ensiling, the pH and water-soluble carbohydrate (WSC) content in the inoculated groups was significantly lower than those in the CON group ( < 0.
View Article and Find Full Text PDFSmall
January 2025
Department of Chemical Engineering, POSTECH, Pohang, 37673, Republic of Korea.
Liquid crystals (LCs) are widely used as promising stimuli-responsive materials due to their unique combination of liquid and crystalline properties, providing the capability to sense even molecular-scale events and amplify them into macroscopic optical outputs. However, encoding a high level of selectivity to a specific intermolecular event remains a key challenge, leading to prior studies regarding chemically functionalized LC interfaces. Herein, we propose an integrative strategy to significantly advance the design of chemo-responsive LCs through a deep fundamental understanding on the orientational coupling of LCs with new functional molecules, organic ionic plastic crystals (OIs), presented at LC interfaces.
View Article and Find Full Text PDFTher Adv Neurol Disord
January 2025
Department of Neurology, Ruhr-University Bochum, St. Josef-Hospital, Gudrunstr. 56, Bochum 44791, Germany.
Background: Short-chain fatty acids (SCFAs), including propionic acid (PA), are key in immunological research. Supplementing PA has shown benefits for autoimmune diseases. A comprehensive understanding of the PA pharmacokinetics is essential for the optimal design and execution of studies utilizing orally administered PA.
View Article and Find Full Text PDFMicroorganisms
December 2024
College of Grassland Science and Technology, China Agricultural University, Beijing 100193, China.
This investigation aimed to assess the effect of additives on the aerobic stability, fermentation profile, and chemical composition of high-moisture corn grain silage. The corn grain was milled and divided this into four distinct treatment groups: , propionic acid, , and no additive (control). The capacity of the silos was 1 L and density was 1000 kg/m.
View Article and Find Full Text PDFAnimals (Basel)
January 2025
National Key Laboratory of Agricultural Microbiology and College of Life Science and Technology, Huazhong Agricultural University, Wuhan 430070, China.
Probiotics and their postbiotics have the potential to improve the health and growth performance of piglets, which has brought them widespread attention in the post-antibiotic era. In the present study, the effects of dietary supplementation of postbiotics on the growth performance, intestinal flora structure and plasma metabolome of weaned piglets were investigated. A total of 816 healthy male piglets with uniform weight were divided into two treatment groups: piglets in the control (CTR) group were fed with a basic diet, and the ones in the LAC group were fed with the basic diet supplemented with 500 mg/kg postbiotics.
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