Results 31 to 40 of about 16,858 (251)

Biochemical, structural and functional diversity between two digestive α-amylases from Helicoverpa armigera

open access: yes, 2015
Background: Helicoverpa armigera (Lepidoptera) feeds on various plants using diverse digestive enzymes as one of the survival tool-kit. The aim of the present study was to understand biochemical properties of recombinant α-amylases of H.
Bhide, Amey J.   +5 more
core   +1 more source

Silk Fibroin Nanofiber–Immobilized Horseradish Peroxidase Enables Continuous Preparation of Injectable Hydrogels With Negligible Residual Enzyme for Drug Delivery

open access: yesAdvanced Materials Technologies, EarlyView.
Overcoming the immunogenicity challenges of enzyme‐mediated crosslinking, a flow‐through reactor utilizing SFNF‐HRP enables the continuous production of injectable hydrogels. This continuous platform ensures homogeneous crosslinking while minimizing residual HRP in the resulting hydrogels.
Ayari Miyawaki, Shinji Sakai
wiley   +1 more source

Production and characterization of alkaliphilic amylases from Bacillus halodurans Alk36 [PDF]

open access: yes, 2015
Amylases are hydrolytic enzymes that cause the breakdown of starch and related polysaccharides to simple sugars. Amylases are applied in brewing, food, detergent and textile industries.
Mrisho, Latifa Mbwana
core   +1 more source

Acute pancreatitis associated with lamivudine therapy for chronic B hepatitis

open access: yesBrazilian Journal of Infectious Diseases
Hyperamylasemia is a common complication during lamivudine use. We report a case of a pancreatitis following lamivudine therapy. A careful monitoring of amylase levels during treatment with lamivudine is discussed, mainly in the first weeks, considering ...
Felipe Francisco Tuon   +2 more
doaj   +1 more source

Microbial amylases: A review [PDF]

open access: yes, 2019
Microbial amylases are enzymes produced by microorganisms to hydrolyze starch. There are three types of microbial amylases: alpha-amylase, beta-amylase and glucoamylase.
Martin, M. F., Okpo, E. A., Andy, I. E.
core  

Sub‐Diffraction and Irreversibly Tunable Imaging With Potato Starch Lenses

open access: yesAdvanced Optical Materials, EarlyView.
Native potato starch granules function as sustainable birefringent microlenses that enable polarization‐controlled conventional and vortex lensing via spin‐to‐orbital angular momentum conversion. They provide sub‐diffraction and spiral‐contrast imaging, support vortex‐array generation with controllable topological‐charge sign, exhibit irreversible ...
Petr Bouchal   +5 more
wiley   +1 more source

Bioactive Products From Plant-Endophytic Gram-Positive Bacteria

open access: yesFrontiers in Microbiology, 2019
Endophytes constitute plant-colonizing microorganisms in a mutualistic symbiosis relationship. They are found in most ecosystems reducing plant crops’ biotic and abiotic stressors by stimulating immune responses, excluding plant pathogens by niche ...
María J. Ek-Ramos   +5 more
doaj   +1 more source

Activity of Hydrolases and Their Inhibitors in Potato Plants Treated with Bacillus subtilis, Salicylic, and Jasmonic Acids and Affected by the Combined Effect of the Late Blight and the Lack of Moisture

open access: yesInternational Journal of Plant Biology, 2023
The effect of Bacillus subtilis in combination with salicylic (SA) and jasmonic (JA) acids on the activity of amylases, cellulases, proteases, and their inhibitors in potato leaves in connection with the development of resistance to Phytophthora ...
Vyacheslav Tsvetkov   +4 more
doaj   +1 more source

Alcoholysis reactions from starch with α-amylases [PDF]

open access: yes, 1999
The ability of α-amylases from different sources to carry out reactions of alcoholysis was studied using methanol as substrate. It was found that while the enzymes from Aspergillus niger and Aspergillus oryzae, two well-studied saccharifying amylases ...
Del Río, G   +11 more
core   +1 more source

Protease‐Triggered Chromogenic Release From Peptide‐Modified Calcium Carbonate Microspheres Enables Colorimetric Detection of Porphyromonas gingivalis Activity

open access: yesAdvanced Science, EarlyView.
We report a chromogenic release‐based assay system with protease‐cleavage peptide‐modified calcium carbonate microspheres for colorimetric detection of Porphyromonas (P.) gingivalis activity. In response to Arg‐specific gingipain secreted by P. gingivalis, the supernatant becomes colored, enabling colorimetric analysis and providing the monitoring of ...
Yuki Hiruta   +9 more
wiley   +1 more source

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