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J M Ramsey

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Articles 97
Citations 932
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Recent Articles
1.
Moo-Llanes D, Pech-May A, Ibarra-Cerdena C, Rebollar-Tellez E, Ramsey J
Med Vet Entomol . 2018 Jul; 33(1):31-43. PMID: 30039583
Nine sandfly species (Diptera: Psychodidae) are suspected or proven vectors of Leishmania spp. in the North and Central America region. The ecological niches for these nine species were modelled in...
2.
Galvez-Marroquin Z, Cruz-Lopez L, Malo E, Ramsey J, Rojas J
Med Vet Entomol . 2017 Sep; 32(1):102-110. PMID: 28892179
The behavioural and electrophysiological (electroantennography) responses of the first two instars of Triatoma dimidiata (Hemiptera: Reduviidae) Latreille to fresh and dry faecal headspace volatile extracts from fifth instar conspecific nymphs...
3.
Carmona-Castro O, Moo-Llanes D, Ramsey J
Med Vet Entomol . 2017 Sep; 32(1):84-101. PMID: 28887895
Climate change can influence the geographical range of the ecological niche of pathogens by altering biotic interactions with vectors and reservoirs. The distributions of 20 epidemiologically important triatomine species in...
4.
Viotti R, Alarcon de Noya B, Araujo-Jorge T, Grijalva M, Guhl F, Lopez M, et al.
Antimicrob Agents Chemother . 2013 Nov; 58(2):635-9. PMID: 24247135
Treatment for Chagas disease with currently available medications is recommended universally only for acute cases (all ages) and for children up to 14 years old. The World Health Organization, however,...
5.
Ramsey J
Bull Environ Contam Toxicol . 2013 Nov; 2(3):182-90. PMID: 24189750
Twenty five days of hourly air sampling at seven parking garages of the enclosed type indicated a mean carbon monoxide concentration of 58.1 ppm (S.D. ± 23.15, and S.E. ±...
6.
May-Concha I, Rojas J, Cruz-Lopez L, Millar J, Ramsey J
Med Vet Entomol . 2012 Dec; 27(2):165-74. PMID: 23205718
In this study, we evaluated the responses of Triatoma dimidiata Latreille (Hemiptera: Reduviidae) to volatiles emitted by conspecific females, males, mating pairs and metasternal gland (MG) extracts with a Y-tube...
7.
Walsh R, Facchinelli L, Ramsey J, Bond J, Gould F
J Vector Ecol . 2011 Dec; 36(2):300-7. PMID: 22129401
Although many laboratory studies of intra-specific competition have been conducted with Ae. aegypti, there have been few studies in natural environments and none that examined density dependence in natural containers...
8.
Jacobson S, Ermakov S, Ramsey J
Anal Chem . 2011 Jun; 71(15):3273-6. PMID: 21662916
A microchip gated valve is demonstrated that uses a single voltage source and three fluid reservoirs. The fluidic valve is a cross intersection, and the channels are dimensioned to perform...
9.
Lazar I, Ramsey R, Sundberg S, Ramsey J
Anal Chem . 2011 Jun; 71(17):3627-31. PMID: 21662870
A microfabricated microfluidic device coupled with a nanospray tip for electrospray ionization of dilute solutions is described. The device has been interfaced with a time-of-flight mass spectrometer and evaluated for...
10.
Schrum D, Culbertson C, Jacobson S, Ramsey J
Anal Chem . 2011 Jun; 71(19):4173-7. PMID: 21662848
Flow cytometry of fluorescently labeled and unlabeled latex particles is demonstrated on a microfabricated device. The latex particles were detected and counted using laser light scattering and fluorescence coincidence measurements....