Phytase in non‐ruminant animal nutrition: a critical review on phytase activities in the gastrointestinal tract and influencing factors

Y Dersjant‐Li, A Awati, H Schulze… - Journal of the Science …, 2015 - Wiley Online Library
This review focuses on phytase functionality in the digestive tract of farmed non‐ruminant
animals and the factors influencing in vivo phytase enzyme activity. In pigs, feed phytase is …

Phytate in pig and poultry nutrition

E Humer, C Schwarz, K Schedle - Journal of animal physiology …, 2015 - Wiley Online Library
Phosphorus (P) is primarily stored in the form of phytates in plant seeds, thus being poorly
available for monogastric livestock, such as pigs and poultry. As phytate is a polyanionic …

Phytate in feed ingredients and potentials for improving the utilization of phosphorus in ruminant nutrition

E Humer, Q Zebeli - Animal Feed Science and Technology, 2015 - Elsevier
Phosphorus (P) nutrition has received renewed interest due to its potential environmental
effects in terms of eutrophication and the limitations of the global raw phosphate stores. At …

Enzymatic characteristics of phytases as they relate to their use in animal feeds.

DD Maenz - 2001 - cabidigitallibrary.org
A3957 - Bedford - Enzymes #P.vp Page 1 DD Maenz Characteristics of Phytases 3 Introduction
Substantial quantities of phytic acid occur in plant-based diets fed to production animals …

Comparative studies on the in vitro properties of phytases from various microbial origins

FA Igbasan, K Männer, G Miksch, R Borriss… - Archives of Animal …, 2000 - Taylor & Francis
The physical and chemical properties of six crude phytase preparations were compared.
Four of these enzymes (Aspergillus A, Aspergillus R, Peniophora and Aspergillus T) were …

An improved method for a rapid determination of phytase activity in animal feed

TW Kim, XG Lei - Journal of animal science, 2005 - academic.oup.com
The current direct colorimetric assay for phytase activity in feeds has interference from high
P background and other factors. Our objective was to develop a rapid and reliable spin …

Effect of phytase on protein and amino acid digestibility and energy utilisation

AK Kies, KHF Van Hemert, WC Sauer - World's Poultry Science …, 2001 - cambridge.org
Phytate is a molecule rich in phosphorus (P). However, the P in phytate is of low availability
to monogastric animals because they lack the proper enzyme system to hydrolyse phytate …

Performance of seven commercial phytases in an in vitro simulation of poultry digestive tract

D Menezes-Blackburn, S Gabler… - Journal of Agricultural …, 2015 - ACS Publications
The aim of this study was to compare the biochemical properties of seven commercially
available phytase products as well as their catalytic performance in an in vitro simulation of …

[HTML][HTML] Microbial phytase: Their sources, production, and role in the enhancement of nutritional aspects of food and feed additives

S Rizwanuddin, V Kumar, B Naik, P Singh… - Journal of Agriculture …, 2023 - Elsevier
Phosphorous is one of the important elements for life but its surplus amount is not good. It
can be retrieved for being reused but can not be produced. It's a good thing that phosphorus …

Characteristics and biotechnological applications of bacterial phytases

J Jain, B Singh - Process Biochemistry, 2016 - Elsevier
Phytases release inorganic phosphorus from phytic acid or its salts, which are the major
forms of organic phosphorus in plant-derived food and feed ingredients. These enzymes …