Results 31 to 40 of about 2,714,515 (216)

Investigation on the effect of NaCl on the activity of peroxidase and peroxidation of lipids in roots of two sensitive and tolerant cultivars of wheat (Triticum aestivum L.) [PDF]

open access: yesفیزیولوژی محیطی گیاهی, 2009
In this paper, the effect of NaCl on the activity of soluble (SPO) and wall bound peroxidases (IPO, CPO) as well as the level of lipid peroxidation in roots of two cultivars of wheat (Triticum aestivum L.) were studied.
F Ghanati,, Elham Nayyeri Torshizi
doaj  

Generación de energía renovable a partir del desarrollo de actividades pecuarias en el departamento de Madre de Dios

open access: yesCiencia Amazónica (Iquitos), 2014
La presente investigación tuvo como objetivo principal la generación de energía renovable aprovechando los residuos orgánicos de la actividad pecuaria del departamento de Madre de Dios, mediante la instalación de tecnologías para la generación de biogás ...
Vadick Fernández Romero   +2 more
doaj   +1 more source

ZZE-Configuration of chromophore ß-153 in C-phycocyanin from Mastigocladus laminosus [PDF]

open access: yes, 1987
The photochemistry of C-phycocyanin has been studied after denaturation in the dark. It shows an irreversible reaction which has characteristics of a Ζ,Ζ,Ε- to Z,Z,Z-isomerization of dihydrobilins. Its amplitude depends on the reaction conditions, with
Bode, W.   +7 more
core   +1 more source

Relación entre la producción de biogás y biol a partir de restos de trucha y estiércol vacuno

open access: yesSouth Sustainability, 2020
En el presente estudio se ha analizado la relación que existe entre la producción de biogás y biol a partir de las mezclas de restos de trucha y estiércol vacuno. Los tratamientos evaluados presentaron diferentes cantidades de estiércol vacuno T1 (6 kg),
Olenka Garavito, Luis Gomero
doaj   +1 more source

Preparation and Characterization of Liquid Fertilizers Produced by Anaerobic Fermentation

open access: yesAgriculture
Biol is a liquid product, obtained by anaerobic fermentation of local inputs, which improves the health of agroecosystems, which is an emerging area in agronomy.
Juan Francisco López-Rubio   +4 more
doaj   +1 more source

Drive, filter, and stick: A protein sorting conspiracy in photoreceptors. [PDF]

open access: yes, 2019
The sorting of proteins into different functional compartments is a fundamental cellular task. In this issue, Maza et al. (2019. J. Cell Biol https://doi.org/10.1083/jcb.201906024) demonstrate that distinct protein populations are dynamically generated ...
Aidan I. Brown   +12 more
core   +1 more source

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

Empleo de biol con desechos de pescado en el cultivo de Lactuca sativa en Huancavelica

open access: yesRevista de Investigación e Innovación Agropecuaria y de Recursos Naturales
Pampas, ubicado en Huancavelica - Perú, presenta un precario manejo de los desechos de pescado, donde cotidianamente son vertidos al suelo y ríos, exponiéndolos al aire libre; proponiendo la forma de manejo de dichos residuos, la presente investigación ...
Ingrid Polet Chávez-Merino   +5 more
doaj   +1 more source

Difference between Mitochondrial RNase P and Nuclear RNase P [Letters to the Editor] [PDF]

open access: yes, 2001
[Discussion of: Puranam, R. S., and G. Attardi. 2001. The RNase P associated with HeLa cell mitochondria contains an essential RNA component identical in sequence to that of the nuclear RNase P. Mol. Cell. Biol. 21:548-561.
Attardi, Giuseppe   +3 more
core  

Competitive exclusion for chemostat equations with variable yields [PDF]

open access: yes, 2011
In this paper, we study the global dynamics of a chemostat model with a single nutrient and several competing species. Growth rates are not required to be proportional to food uptakes. The model was studied by Fiedler and Hsu [J. Math. Biol.
Sari, Tewfik
core   +6 more sources

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