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Pulmonary hypertension in high-altitude chronic hypoxia : response to nifedipine
(European Respiratory Journal, 1998-11)
ABSTRACT.
Permanent residents at high altitude may develop excessive polycythaemia (H-Hb) and pulmonary hypertension, which often leads to cardiac failure. Inhibitors of calcium channels have been shown to reverse pulmonary ...
New aporphine alkaloids from Guatteria foliosa
(Journal of Natural Products, 1994)
Abstract.
Four new, alkaloids were obtained from Guatteria foliosa, namely, the noraporphines (--)-3-methoxyputerine [1] and (+)-norguattevaline [2], the more highly oxidized (+)-3-methoxyguattescidine [3], and the ...
Nasal polyp associated with mucocutaneous leishmaniasis. Report of two cases
(Eur J Dermatol, 1994)
Mucocutaneous leishmaniosis (MCL) can manifest in different forms and affects skin as well as mucosae. Nasal polyps are rare. We report the cases of two male patients with nasal polyps. One polyps. One of them with cutaneous ...
General conclusions from the study on 10- to 12-year-old Bolivian boys and suggestions for future research
(Int. J. Sports Med., 1994)
The effects of resident altitude and socioeconomic status on the physical health and fitness were investigated in 10- and 11-year-old prepubertal boys living at two altitudes (high altitude: ca. 4000 m and low altitude: ...
Identification of Trypanosoma brucei gambiense group I by a specific kinetoplast DNA probe
(Am J Trop. Med. Hyg., 1994)
Abstract.
A set of 26 Tripanosoma brucei stocks from various African countries, previously characterized by multilocus enzyme electrophoresis (MLEE) for l8 polymorphic loci, have been selected to be representative of the ...
The nutritional intake of Bolivian boys : the relation between altitude and socioeconomic status
(J. Sports Med., 1994)
Abstract.
The nutrition of 57 native Bolivian boys living at high altitude (HA) in La Paz (± 4000 m) and of 63 boys living at low altitude (LA) in St. Cruz (± 400 m) is described. The dietary information was obtained with ...
Study of thymus and thymocytes in Bolivian preschool children during recovery from severe protein energy malnutrition
(Journal of Nutritional Immunology, 1994)
ABSTRACT. Impaired cellular immunity in malnourished children is well known but rarely recovery of immunity was assumed during nutritional rehabilitation. Nutritional Acquired Immune Deficiency Syndrome (NAIDS) was directly ...
Influence of coca chewing on hematological and cardiorespiratory responses to submaximal exercise
([s.n.], 1996)
Summary.
The cardiovascular effects of cocaine are relatively well known but little information is available concerning those of coca chewing. The present study was undertaken to determine the hematological and cardiovascular ...