A protocol for the induction of a cell suspension culture of Argemone mexicana is described. This suspension has been kept for over 3 years producing sanguinarine, a benzophenanthridine-type alkaloid. Sanguinarine levels can be increased by exposing these cultures to yeast or fungal elicitation.
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http://dx.doi.org/10.1007/978-1-61779-818-4_21 | DOI Listing |
Curr Gene Ther
January 2025
Research Group Medical Biotechnology & Bioengineering, TH Köln - University of Applied Sciences, Leverkusen, Germany.
Gamma-Retroviral (RVVs) and lentiviral vectors (LVVs) represent indispensable tools in somatic gene therapy, mediating the efficient, stable transfer of therapeutic genes into a variety of human target cells. LVVs, in contrast to RVVs, are capable of stably genetically modifying non-proliferating target cells, making them the superior instrument in cell and gene therapy. To date, the LVV manufacturing process employs human embryonic kidney cells (HEK293) and derivatives thereof transiently transfected with multiple plasmids encoding the required viral vector components.
View Article and Find Full Text PDFBackground: Transfusion-associated hypotension (TAH) is characterized by the abrupt onset of hypotension immediately after the start of transfusion and usually resolves when transfusion ceases. The pathogenesis of TAH is not yet fully understood.
Methods: A 36-year-old woman underwent exploratory laparotomy and cesarean section due to cervical squamous cell carcinoma.
Sci Rep
January 2025
Université de Strasbourg, INSERM, EFS Grand-Est, BPPS UMR-S1255, FMTS, Strasbourg, F-67065, France.
Different approaches are being developed to efficiently produce in vitro platelets from cultured megakaryocytes to meet the constant demand of platelet transfusion and serve for research purposes. Recent works have shown that turbulence and periodic stress can significantly enhance platelet yield. Here we have developed and characterized a platelet production device that takes in account these properties.
View Article and Find Full Text PDFCell Commun Signal
January 2025
Beijing An Zhen Hospital, Capital Medical University, The Key Laboratory of Remodeling Cardiovascular Diseases, Ministry of Education; Collaborative Innovation Center for Cardiovascular Disorders, Beijing Institute of Heart Lung and Blood Vessel Disease, Beijing, 100029, China.
Background: The potential role of Klebsiella pneumoniae (K.pn) in hypertension development has been emphasized, although the specific mechanisms have not been well understood. Bacterial extracellular vesicles (BEVs) released by Gram-negative bacteria modulate host cell functions by delivering bacterial components to host cells.
View Article and Find Full Text PDFActa Biomater
January 2025
Division of Chemical Biology and Medicinal Chemistry, College of Pharmacy, University of Texas at Austin, Austin, TX, 78712, USA. Electronic address:
The design of biomaterials that can reconfigure on-demand in response to external stimuli is an emerging area in materials research. However, achieving reversible assembly of protein-based biomaterials by light input remains a major challenge. Here, we present the engineering of a new protein material that is capable of switching between liquid and solid state reversibly, controlled by lights of different wavelengths.
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