Over the past decade, a new protein purification technique has emerged as a result of recombinant DNA technology. DNA, encoding additional polypeptide or protein tags, is fused to the gene of interest. Expression of these gene fusions results in protein fusions which may be purified by techniques using the properties of the additional polypeptide tag. This has eliminated the need for extensive screening and optimization procedures previously required for purification.
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http://dx.doi.org/10.1016/0167-7799(90)90145-n | DOI Listing |
Bull Entomol Res
January 2025
Laboratory of ecological parasitology, Institute of Systematics and Ecology of Animals SB RAS, Novosibirsk, Russia.
The effect of on the viability and antimicrobial activity of the ectoparasitoid was evaluated in laboratory experiments. Two lines of the parasitoid, -infected (W+) and -free (W-), were used. Parasitoid larvae were fed with a host orally infected with a sublethal dose of (Bt) and on the host uninfected with Bt.
View Article and Find Full Text PDFGut Microbes
December 2025
Department of Medical Microbiology, University Medical Center Utrecht, Utrecht, The Netherlands.
is a Gram-negative oncobacterium that is associated with colorectal cancer. The molecular mechanisms utilized by to promote colorectal tumor development have largely focused on adhesin-mediated binding to the tumor tissue and on the pro-inflammatory capacity of . However, the exact manner in which promotes inflammation in the tumor microenvironment and subsequent tumor promotion remains underexplored.
View Article and Find Full Text PDFCell Transplant
January 2025
Diabetes Research Institute, University of Miami Miller School of Medicine, Miami, FL, USA.
Compared to primary pancreatic islets, insulinoma cell-derived 3D pseudoislets offer a more accessible, consistent, renewable, and widely applicable model system for optimization and mechanistic studies in type 1 diabetes (T1D). Here, we report a simple and efficient method for generating 3D pseudoislets from MIN6 and NIT-1 murine insulinoma cells. These pseudoislets are homogeneous in size and morphology (~150 µm), exhibit functional glucose-stimulated insulin secretion (GSIS) up to 18 days (NIT-1) enabling long-term studies, are produced in high yield [>35,000 Islet Equivalence from 30 ml culture], and are suitable for both and studies, including for encapsulation studies.
View Article and Find Full Text PDFJ Nanobiotechnology
January 2025
Department of Orthopedic Surgery, Fujian Medical University Union Hospital, Fuzhou, 350001, China.
Overproduction of reactive oxygen species (ROS), elevated synovial inflammation, synovial hyperplasia and fibrosis are the main characteristic of microenvironment in rheumatoid arthritis (RA). Macrophages and fibroblast-like synoviocytes (FLSs) play crucial roles in the progression of RA. Hence, synergistic combination of ROS scavenging, macrophage polarization from pro-inflammatory M1 phenotype towards M2 anti-inflammatory phenotype, and restoring homeostasis of FLSs will provide a promising therapeutic strategy for RA.
View Article and Find Full Text PDFCell Mol Biol Lett
January 2025
Jiangsu Key Laboratory of Neuropsychiatric Diseases and College of Pharmaceutical Sciences, Jiangsu Province Engineering Research Center of Precision Diagnostics and Therapeutics Development, Jiangsu Key Laboratory of Preventive and Translational Medicine for Geriatric Diseases, Suzhou Key Laboratory of Drug Research for Prevention and Treatment of Hyperlipidemic Diseases, Soochow University, 199 Ren'ai Road, Suzhou, 215123, Jiangsu, China.
Background: The protein cereblon (CRBN) mediates the antileukemia effect of lenalidomide (Len). Len binds to CRBN, recruits IKZF1/IKZF3, and promotes their ubiquitination and degradation, through which Len exhibits its antileukemia and antimyeloma activity. Therefore, the protein level of CRBN might affect the antiproliferative effect of Len.
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