Results 31 to 40 of about 474,242 (359)

A note on intraday option pricing [PDF]

open access: yes, 2013
Compound renewal processes can be used as an approximate phenomenological model of tick-by-tick price fluctuations. An exact and explicit general formula is derived for the martingale price of a European call option written on a compound renewal process.
Scalas, Enrico, Politi, Mauro
core   +3 more sources

Multidisciplinary Management of Suspected Lyme Borreliosis: Clinical Features of 569 Patients, and Factors Associated with Recovery at 3 and 12 Months, a Prospective Cohort Study

open access: yesMicroorganisms, 2022
Introduction. Because patients with a suspicion of Lyme borreliosis (LB) may have experienced difficult care paths, the Tick-Borne Diseases Reference Center (TBD-RC) was started in 2017.
Alice Raffetin   +12 more
doaj   +1 more source

Morphology of the Preimaginal Stages of Lasioptera donacis Coutin (Diptera: Cecidomyiidae), a Candidate Biocontrol Agent for Giant Arundo Cane

open access: yesPsyche: A Journal of Entomology, 2015
The larval stages of Lasioptera donacis Coutin consist of three instars which develop within the mesophyll of the leaf sheaths of Arundo donax (L.) (Poaceae). The larvae feed aggregatively on mycelia of an ambrosia fungus.
Donald B. Thomas, John A. Goolsby
doaj   +1 more source

A longitudinal transcriptomic analysis from unfed to post-engorgement midguts of adult female Ixodes scapularis

open access: yesScientific Reports, 2023
The hematophagy behavior has evolved independently several times within the Arthropoda phylum. Interestingly, the process of acquiring a blood meal in ticks is considerably distinct from that observed in other blood-feeding arthropods.
Stephen Lu   +4 more
doaj   +1 more source

Flaviviruses in AntiTumor Therapy

open access: yesViruses, 2023
Oncolytic viruses offer a promising approach to tumor treatment. These viruses not only have a direct lytic effect on tumor cells but can also modify the tumor microenvironment and activate antitumor immunity.
Alina S. Nazarenko   +7 more
doaj   +1 more source

Tick immunobiology

open access: yesParasitology, 2004
Ticks are of vast medical and veterinary public health importance due to direct damage caused by feeding and their roles in transmitting well known and emerging infectious agents. Ticks and tick-borne pathogens stimulate the immune system of the host.
M, Brossard, S K, Wikel
openaire   +2 more sources

Non-systemic transmission of tick-borne diseases: a network approach [PDF]

open access: yes, 2016
Tick-Borne diseases can be transmitted via non-systemic (NS) transmission. This occurs when tick gets the infection by co-feeding with infected ticks on the same host resulting in a direct pathogen transmission between the vectors, without infecting the ...
Bajardi, Paolo   +2 more
core   +2 more sources

Deceptive combined effects of short allele dominance and stuttering: an example with Ixodes scapularis, the main vector of Lyme disease in the U.S.A.

open access: yesPeer Community Journal, 2021
Null alleles, short allele dominance (SAD), and stuttering increase the perceived relative inbreeding of individuals and subpopulations as measured by Wrights F_IS and F_ST.
De Meeûs, Thierry   +6 more
doaj   +1 more source

A novel combination of fipronil and permethrin (Frontline Tri-Act®/Frontect®) reduces risk of transmission of Babesia canis by Dermacentor reticulatus and of Ehrlichia canis by Rhipicephalus sanguineus ticks to dogs

open access: yesParasites & Vectors, 2015
Background The ability of Frontline Tri-Act®/Frontect®, a topical ectoparasiticide containing fipronil and permethrin for dogs, to prevent the transmission of Babesia canis as well as Ehrlichia canis was evaluated by infesting dogs with infected vector ...
Frans Jongejan   +3 more
doaj   +1 more source

Evidence-Based, Patient-Centered Treatment of Erythema Migrans in the United States

open access: yesAntibiotics, 2021
Lyme disease, often characterized as a readily treatable infection, can be a debilitating and expensive illness, especially when patients remain symptomatic following therapy for early disease.
Elizabeth L. Maloney
doaj   +1 more source

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