Results 21 to 30 of about 25,978 (275)

Sex-Related Differences in UT-B Urea Transporter Abundance in Fallow Deer Rumen

open access: yesVeterinary Sciences, 2022
Rumen studies have focused almost exclusively on livestock species under strictly regimented diets. This means that the ruminal condition of free-living and free-feeding wildlife remains practically unstudied.
Chongliang Zhong   +5 more
doaj   +1 more source

Humic acids induce the expression of nitrate transporters in passion-fruit seedlings [PDF]

open access: yesRevista Brasileira de Fruticultura, 2023
The management of organic fertilization in passion fruit has been carried out empirically based on the responses of the crops and the experience of farmers.
Paulo Fernando Marques Cavalcanti Filho   +4 more
doaj   +1 more source

Urea transport by cotransporters [PDF]

open access: yesThe Journal of Physiology, 2000
The rabbit Na+-glucose cotransporter (rbSGLT1) was expressed in Xenopus laevis oocytes and urea transport in rbSGLT1 and non-injected (control) oocytes was studied using [14C]urea as a tracer. The level of rbSGLT1 expression in these batches of oocytes was monitored by measuring the uptake of alpha-methyl-D-[14C]glucopyranoside ([14C]alphaMDG).
D W, Leung   +4 more
openaire   +2 more sources

Localization of urea transporter B in the developing bovine rumen

open access: yesAnimal Nutrition, 2022
Urea nitrogen secreted from blood to rumen is a crucial factor shaping the symbiotic relationship between host ruminants and their microbial populations.
Chongliang Zhong   +7 more
doaj   +1 more source

Urea transport and hydrolysis in the rumen: A review

open access: yesAnimal Nutrition, 2021
Inefficient dietary nitrogen (N) conversion to microbial proteins, and the subsequent use by ruminants, is a major research focus across different fields. Excess bacterial ammonia (NH3) produced due to degradation or hydrolyses of N containing compounds,
Samson Hailemariam   +3 more
doaj   +1 more source

Ammonium and urea transporter inventory of the Selaginella and Physcomitrella genomes

open access: yesFrontiers in Plant Science, 2012
Ammonium and urea are important nitrogen sources for autotrophic organisms. Plant genomes encode several families of specific transporters for these molecules, plus other uptake mechanisms such as aquaporins and ABC transporters.
Roberto eDe Michele   +4 more
doaj   +1 more source

Isolation and characterization of three maize aquaporin genes, ZmNIP2;1, ZmNIP2;4 and ZmTIP4;4 involved in urea transport [PDF]

open access: yesBMB Reports, 2012
Urea-based nitrogen fertilizer was widely utilized in maizeproduction, but transporters involved in urea uptake, translocationand cellular homeostasis have not been identified.Here, we isolated three maize aquapoin genes, ZmNIP2;1,ZmNIP2;4 and ZmTIP4;4 ...
Riliang Gu   +3 more
doaj   +1 more source

SLC14 family of facilitative urea transporters in GtoPdb v.2023.1

open access: yes, 2023
As a product of protein catabolism, urea is moved around the body and through the kidneys for excretion. Although there is experimental evidence for concentrative urea transporters, these have not been defined at the molecular level.
Stewart, Gavin, Gavin Stewart
core   +1 more source

The effect of dietary CP and NFC different levels on UT-B expression: A meta-analysis [PDF]

open access: yesپژوهش های علوم دامی, 2022
Introduction: As is already known, urea transport across the ruminant wall is mediated via urea transporters in the epithelium membrane (Stewart et al. 2005). Facilitative urea transporters are derived from the UT-A and UT-B genes.
E Ibrahimi Khoram Abadi and M Kazemi
doaj   +1 more source

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