Results 101 to 110 of about 9,093 (210)

Efficacy and tolerability of intravenous methylergonovine in migraine female patients attending the emergency department: a pilot open-label study [PDF]

open access: yes, 2009
Background Methylergonovine is an ergot alkaloid widely used in postpartum women. It is also an active metabolite of methysergide and previous studies suggest that it could be effective against refractory headache and cluster headache. The purpose of the
Alfredo I Niño-Maldonado   +24 more
core   +2 more sources

Arterial Responses in Periparturient Beef Cows Following a 9-Week Exposure to Ergot (Claviceps purpurea) in Feed

open access: yesFrontiers in Veterinary Science, 2019
Ergot alkaloids are vasoconstrictors frequently detected in low concentrations in livestock feed. The Canadian Food Inspection Agency permits up to 3,000 μg ergot alkaloids per kg cattle feed.
Vanessa Cowan   +6 more
doaj   +1 more source

Effects of Toxic Fescue Exposure on Vaginal Microbial Communities of Crossbred Beef Cows [PDF]

open access: yes, 2018
The consumption of toxic fescue by beef cattle results in several adverse physiological effects such as reduced reproductive success, severe vasoconstriction resulting in hoof sloughing, low body condition scores, hyperthermia, decreased prolactin levels,
Ratton, Abby
core   +2 more sources

Triptans and CGRP blockade - impact on the cranial vasculature [PDF]

open access: yes, 2017
The trigeminovascular system plays a key role in the pathophysiology of migraine. The activation of the trigeminovascular system causes release of various neurotransmitters and neuropeptides, including serotonin and calcitonin gene-related peptide ...
Alejandro Labastida-Ramírez   +9 more
core   +3 more sources

Role of Endophytes in Tall Fescue [PDF]

open access: yes, 1993
Tall fescue (Festuca arundinacea Schreb.) is the most commonly grown cool season grass used for pastures in Arkansas. Most tall fescue contains a fungal endophyte (Acremonium coenophialum Morgan-Jones & Gams), which causes fescue toxicosis in livestock ...
Piper, E. L., West, C. P.
core   +1 more source

Extraction and Identification of Clavine and Lysergic Acid Alkaloids from Morning Glories [PDF]

open access: yes, 1975
Author Institution: Department of Zoology and Microbiology, Ohio UniversityWITTERS, WELDON L. Extraction and identification of clavine and lysergic acid alkaloids from morning glories. Ohio J. Sci.
Witters, Weldon L.
core  

Identification of transporter genes from the fungal endophyte Neotyphodium lolii : this thesis is presented in partial fulfilment of the requirements for the degree of Master of Science (MSc) in Plant Biology at Massey University, Palmerston North, New Zealand / [PDF]

open access: yes, 2006
Neotyphodium lolii is an endophytic fungus that lives in the pasture grass, Lolium perenne. They share a mutualistic symbiotic relationship. N. lolii lives out its life cycle within the plant and produces secondary metabolites, including alkaloids ...
Knox, Deborah Sian
core  

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