Results 61 to 70 of about 245,658 (306)

The Effects of Two Species of Daphne, Betulin and Betulinic Acid on Alkaline Phosphatase Activity in Two Human Cancer Cell lines, K562 and MCF-7

open access: yesArmaghane Danesh Bimonthly Journal, 2014
Background & aim: Changes of alkaline phosphatase activity is one of the symptoms of many diseases. The aim of this study was to evaluate the effect of two types of Daphne, Betulin and Betulinic acid, on alkaline phosphatase activity in K562 and MCF-7 ...
E Panahi Kokhdan   +3 more
doaj  

Histochemical Analysis and Distribution of Digestive Enzymes in the Gastrointestinal System of the European Barracuda Sphyraena sphyraena (Linnaeus, 1758)

open access: yesAnimals
In this study, we examined the gastrointestinal tract of the European barracuda (Sphyraena sphyraena) living in the Adriatic Sea near Dubrovnik, Croatia.
Ivana Tlak Gajger   +3 more
doaj   +1 more source

Monitoring Soil Enzymes Activity before and after Animal Manure Application

open access: yesAgriculture, 2020
Soil enzymes (urease, invertase, acid and alkaline phosphatase) activity in the rhizosphere of field-grown tomato plants were used to monitor the impact of soil amendments (SA) and SA mixed with biochar on soil microbial activity four months after ...
George F. Antonious   +2 more
doaj   +1 more source

Differentiating intracellular from extracellular alkaline phosphatase activity in soil by sonication. [PDF]

open access: yesPLoS ONE, 2013
Differentiating intracellular from extracellular enzyme activity is important in soil enzymology, but not easy. Here, we report on an adjusted sonication method for the separation of intracellular from extracellular phosphatase activity in soil.
Shuping Qin, Chunsheng Hu, Oene Oenema
doaj   +1 more source

Nitrogen Ligands at the Active Site of Alkaline Phosphatase [PDF]

open access: yesProceedings of the National Academy of Sciences, 1972
The two Zn(II) ions of native Escherichia coli alkaline phosphatase (EC 3.1.3.1) that are necessary for activity have been replaced by 63 Cu(II). Titration of apoenzyme with up to 2 eq of Cu(II) gives a homogeneous species with an electron spin resonance typical for Cu(II) in an axially ...
J S, Taylor, J E, Coleman
openaire   +2 more sources

A Dual‐Bioresponsive and Programmable Microneedle Matrix as a Bioinspired Coupler for Orchestrating Diabetic Bone Regeneration

open access: yesAdvanced Materials, EarlyView.
This project developed a smart bandage‐like patch (a microneedle array) for repairing diabetic bone damage. It intelligently senses signals from infection and inflammation, then releases its medicines in a specific, timed sequence: first an antibacterial agent, then an anti‐inflammatory agent, and finally growth factors.
Yu Wang   +10 more
wiley   +1 more source

Phosphorus dynamics in the swale - Ouse River system [PDF]

open access: yes, 1998
A study was made of the phosphorus ecology of the Swale - Ouse river in northern England. It ranges from a stream draining a peat moorland to a mature river influenced by urbanisation (estimated population 250 000) and intensive agriculture.
Christmas, Martin, Christmas, M.
core  

Functional Analysis of Ligand‐Gated Chloride Channels in a Cnidarian Sheds Light on the Evolution of Inhibitory Signaling

open access: yesAdvanced Science, EarlyView.
We uncover a large variety of putative inhibitory ligand‐gated ion channels (LGICs) in the phylum Cnidaria, the sister group to all bilaterian animals. Phylogenetic analysis suggests a complex evolutionary history of inhibitory LGICs with diverse neurotransmitter ligands.
Abhilasha Ojha   +13 more
wiley   +1 more source

The status of phosphorus of a calcareous flush at Bakethin Reservoir, Northumberland [PDF]

open access: yes, 1993
In order to assess the status of phosphorus of a calcareous flush at Bakethin reservoir, Northumberland, chemical analyses of the concentration of phosphorus in the water and the phosphatase activity of cyanobacteria, Nostoc and Rivularia, as well as the
Bresnan, Eileen
core  

PROPERTIES OF ALKALINE PHOSPHATASE IN THE GINGIVAL CREVICULAR FLUID

open access: yes, 1995
The isoenzymic properties of the alkaline phosphatase (ALP) of the gingival crevicular fluid (GCF) were investigated and compared with those in other cells, such as human polymorphonuclear leukocytes (PMNs), and human periodontal ligament cells (PDLs ...
Jose, Ricardo KINA   +4 more
core   +1 more source

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