نتایج جستجو برای: bhc δ
تعداد نتایج: 28469 فیلتر نتایج به سال:
BACKGROUND AND OBJECTIVES The Building Healthy Children (BHC) collaborative has successfully integrated home visitation into medical care of infants born to young, low-income mothers. Patients receive parenting education, and therapy for parent-child trauma and maternal depression through home visitation. The goals are to avoid child maltreatment, improve parent and child health, and enhance fa...
Control of Chagas’ disease vectors in Central and South America has relied principally on repeated spraying of infested houses with benzene hexachloride (BHC) or dieldrin. Nevertheless, the continued use of these chlorinated hydrocarbon insecticides is currently under review. In Venezuela, strains of Rhodnius prolixus resistant to dieldrin and crossresistant to BHC have already emerged (1, Z), ...
The 'ecochemistry' of BHC and other chlorinated insecticides in soil, surface waters, in selected foodstuffs of plant and animal origin, in human milk and other human materials (fat and the uterus content after an artificial abortion), has been studied. The investigations were accomplished in three regions in Slovakia: two regions with an intensive predominating agricultural production and one ...
a f(x) dx (which one would use for instance to compute the work required to move a particle from a to b). For simplicity we shall restrict attention here to functions f : R → R which are continuous on the entire real line (and similarly, when we come to differential forms, we shall only discuss forms which are continuous on the entire domain). We shall also informally use terminology such as “i...
In the present study, we determined levels of chlorinated pesticide residues in surface water samples collected from Charsadda district (KPK, Pakistan). SPME-GC-ECD with COMBI PAL CTC autosampler was used for extraction and analysis 20 organochlorine pesticides samples. For maximum efficiency SPME procedure, several parameters were studied, including desorption time fiber, solution pH, agitatio...
The arteriovenous fistula remains the preferred type of vascular access because of its higher patency and lower infection rates (1). Cannulation of the fistula remains a challenge for patients, caregivers, and nurses, often resulting in increased pain, stress, and vessel injury. The use of rotating puncture sites along the entire length of the fistula, or rope-ladder cannulation (RLC), was inte...
The failure to transmit neural action potentials (APs) into muscle APs is referred to as neuromuscular transmission failure (NTF). Although synaptic dysfunction occurs in a variety of neuromuscular diseases and impaired neurotransmission contributes to muscle fatigue, direct evaluation of neurotransmission by measurement of successfully transduced muscle APs is difficult due to the subsequent m...
Betaine hydrochloride (BHC), as an ionic salt was found to be an efficient and recyclable catalyst for the one-pot synthesis of 4-thiazolidinediones. The methodology of study was achieved by one-pot condensation of aromatic aldehydes, aromatic amine and mercaptoacetic acid in the presence of betaine hydrochloride (BHC) at reflux temperature in ethanol as solvent. The efficiency of Betaine hydro...
Betaine hydrochloride (BHC), as an ionic salt was found to be an efficient and recyclable catalyst for the one-pot synthesis of 4-thiazolidinediones. The methodology of study was achieved by one-pot condensation of aromatic aldehydes, aromatic amine and mercaptoacetic acid in the presence of betaine hydrochloride (BHC) at reflux temperature in ethanol as solvent. The efficiency of Betaine hydro...
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