Results 111 to 120 of about 26,198 (210)

Nitric oxide enhances inhibitory synaptic transmission and neuronal excitability in guinea-pig submucous plexus

open access: yesFrontiers in Neuroscience, 2010
Varicosities immunoreactive for nitric oxide synthase (NOS) make synaptic connections with submucosal neurons in the guinea-pig small intestine, but the effects of nitric oxide (NO) on these neurons are unknown.
Joel C Bornstein   +4 more
doaj   +1 more source

Double coherence resonance in neuron models driven by discrete correlated noise

open access: yes, 2006
We study the influence of correlations among discrete stochastic excitatory or inhibitory inputs on the response of the FitzHugh-Nagumo neuron model. For any level of correlation the emitted signal exhibits at some finite noise intensity a maximal degree
Alessandro Torcini   +5 more
core   +1 more source

Weed Resistance to Herbicides in Mexico: A Review

open access: yesAgronomy
Herbicide resistance in weeds has become a critical challenge in worldwide and Mexican agriculture. Many of these cases involve single, cross and multiple resistance to herbicides that inhibit Acetyl CoA Carboxylase (ACCase), Acetolactate Synthase (ALS),
José Alfredo Domínguez-Valenzuela   +8 more
doaj   +1 more source

High sensitivity of 17O NMR to p-d hybridization in transition metal perovskites: first principles calculations of large anisotropic chemical shielding

open access: yes, 2009
A first principles embedded cluster approach is used to calculate O chemical shielding tensors, sigma, in prototypical transition metal oxide ABO_3 perovskite crystals. Our principal findings are 1) a large anisotropy of sigma between deshielded sigma_x ~
Cohen M. H.   +6 more
core   +1 more source

Glyphosate resistance and EPSPS gene amplification confirmed in a waterhemp (Amaranthus tuberculatus) biotype from Connecticut

open access: yesAgrosystems, Geosciences & Environment
Waterhemp (Amaranthus tuberculatus) is an economically important broadleaf weed that threatens corn and soybean production across the United States.
Jatinder S. Aulakh   +4 more
doaj   +1 more source

The neuropharmacology of baclofen [PDF]

open access: yes, 1988
AI Shapovalov   +104 more
core   +1 more source

Glyphosate resistance in annual ryegrass (Lolium rigidum Gaud.) with multiple resistance mechanisms. [PDF]

open access: yes, 2010
Glyphosate (N-(phosphonomethyl)glycine) is a post-emergent, systemic and non-selective herbicide for the control of annual and perennial weeds. This herbicide has very low toxicity to the mammals.
Bostamam, Yazid
core   +1 more source

Engineering glyphosate tolerance in sugarcane through overexpression of a mutated version of its native <i>EPSPS</i> gene. [PDF]

open access: yesGM Crops Food
Alves PI   +15 more
europepmc   +1 more source

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