Results 41 to 50 of about 102,730 (251)

Multiplexed detection and differentiation of bacterial enzymes and bacteria by color-encoded sensor hydrogels

open access: yesBioactive Materials, 2021
We report on the fabrication and characterization of color-encoded chitosan hydrogels for the rapid, sensitive and specific detection of bacterial enzymes as well as the selective detection of a set of tested bacteria through characteristic enzyme ...
Zhiyuan Jia   +7 more
doaj   +1 more source

Senescence Associated β-galactosidase Staining

open access: yesBio-Protocol, 2012
Detection of senescent cells using a cytochemical assay was first described in 1995 (Dimri et al., 1995). The identification of senescent cells is based on an increased level of lysosomal β-galactosidase activity (Kurz et al., 2000).
Michael Eccles, Caiyun Li
doaj   +1 more source

Invited review: Properties of β-galactosidases derived from Lactobacillaceae species and their capacity for galacto-oligosaccharide production

open access: yesJournal of Dairy Science, 2023
: β-galactosidase (enzymatic class 3.2.1.23) is one of the dairy industry's most important and widely used enzymes. The enzyme is part of a large family known to catalyze hydrolysis and transglycosylation reactions.
Silvette Ruiz-Ramírez   +1 more
doaj   +1 more source

EXTRACTION AND CHARACTERIZATION OF Î’-GALACTOSIDASE ENZYME FROM ZIZIPHUS SPINA-CHRISTI FOR FOOD APPLICATIONS

open access: yesInternational Journal of Advanced Research
Galactosidaseis an industrially important enzymewitha number of applications in dairy, fermentation, and food industries. The study was carried out to extract and characterize the galactosidase enzymefromZiziphusspina-christi,a therapeutic herb. The enzyme was studied for pH, temperature sensitivity, and heavy metal effects on enzyme activity.
Omar Almuharib, Anmar Nazar Hasan
openaire   +1 more source

Isolation of Carbohydrate Hydrolyzing Enzymes from Red Kidney Beans [PDF]

open access: yesJournal of Agricultural Chemistry and Biotechnology
Humans and other monogastric animals lack certain glycosidase enzymes that are widely present in plant seeds and animal tissues. This   study aimed to extract glycosidase enzymes from red kidney bean seeds.
Nancy Taha
doaj   +1 more source

Study of muscle cell dedifferentiation after skeletal muscle injury of mice with a Cre-Lox system. [PDF]

open access: yesPLoS ONE, 2011
Dedifferentiation of muscle cells in the tissue of mammals has yet to be observed. One of the challenges facing the study of skeletal muscle cell dedifferentiation is the availability of a reliable model that can confidentially distinguish differentiated
Xiaodong Mu   +4 more
doaj   +1 more source

Effects of IGFBP4 deficiency on human preadipocyte proliferation and differentiation through the IGF1R/AKT pathway

open access: yesFEBS Open Bio, EarlyView.
IGFBP4 knockdown (KD) impairs preadipocyte proliferation and is associated with IGF1R protein downregulation and attenuated AKT phosphorylation. The mechanisms by which IGFBP4 KD influences the IGF1R/AKT signaling pathway involve newly synthesized proteins and lysosomal degradation pathways. Created in BioRender.
Yujia Guo   +6 more
wiley   +1 more source

MOESM1 of Combined 13C-assisted metabolomics and metabolic flux analysis reveals the impacts of glutamate on the central metabolism of high β-galactosidase-producing Pichia pastoris

open access: yes, 2016
Additional file 1. Stoichiometric and carbon atom transition model for P. pastoris.
Liu, Ping   +7 more
openaire   +1 more source

Chronobiology of Cancer: How Aging Fuels Oncogenesis at the Molecular Level

open access: yesAging and Cancer, EarlyView.
This graphical abstract illustrates the key biological pathways linking aging with cancer development and progression. In the upper left, cumulative exposure to ultraviolet radiation, toxins, and reactive oxygen species (ROS) causes DNA damage and genomic instability, whereas age‐related decline in repair mechanisms, such as ATM/ATR, BER, and NER ...
Anu Singh, Aroonima Misra, Sufian Zaheer
wiley   +1 more source

Study of β-Galactosidase Enzyme Activity Produced by Lactobacilli in Milk and Cheese [PDF]

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum, 2008
Background and objectiveLactose intolerance is a discomfort state that occurs in some people after ingestion of milk and it is due to insufficient amount of beta galactosidase in the human gut to digest lactose.
J. Nowroozi   +2 more
doaj  

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