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1.
Adv Exp Med Biol ; 501: 397-401, 2001.
Artigo em Inglês | MEDLINE | ID: mdl-11787708

RESUMO

Long-chain polyunsaturated fatty acids (LC-PUFA) accretion (essential for growth and neural development) was studied from late fetal throughout weaning age in the ferret, a species with maternal LC-PUFA sufficiency during pregnancy and lactation. The data show that a) accretion rate of LC-PUFA is rapid during early postnatal development, b) milk LC-PUFA decrease during lactation, c) adipose tissue LC-PUFA level is directly related to milk LC-PUFA level, while accretion in brain and liver exceeds dietary intake, d) accretion of arachidonic acid occurs earlier than docosahexaenoic acid, suggesting earlier development of n6-fatty acid endogenous synthesis.


Assuntos
Ácidos Graxos Insaturados/fisiologia , Furões/crescimento & desenvolvimento , Leite/química , Tecido Adiposo/química , Animais , Encéfalo/crescimento & desenvolvimento , Química Encefálica , Dieta , Ácidos Graxos Insaturados/administração & dosagem , Ácidos Graxos Insaturados/análise , Feminino , Furões/embriologia , Humanos , Lactação , Fígado/crescimento & desenvolvimento , Glândulas Mamárias Animais/química , Glândulas Mamárias Animais/metabolismo , Gravidez
2.
AIDS Anal Afr ; 10(6): 11-2, 2000.
Artigo em Inglês | MEDLINE | ID: mdl-12295849

RESUMO

PIP: This study examined the perceptions of teenagers and young adults on condoms and condom use. By using two focus group sessions, 88 teenagers and young adults from South Africa were interviewed about their attitudes towards using condoms. The findings indicated that issues of image outweigh issues of risks in these groups. In obtaining condoms, these young adults did not trust free condoms and usually preferred anonymous points of purchase such as vending machines, which were also accessible at sites where they gathered for entertainment and socializing. In addition, the types of condoms available in the market were found to be unsuitable for these groups. Complaints on the color and size were noted, as well as the label of using condoms as boring and clinical. Lastly, to overcome the antipathy of using condoms, the paper suggests the following: development of black condoms, change of clinic and pharmacy staff attitude towards condom purchase, accessible distribution of condoms, and presentation of the product in such a way that it focuses on the fun aspect and less upon the clinical aspects.^ieng


Assuntos
Adolescente , Atitude , Preservativos , Percepção , Desenvolvimento de Programas , África , África Subsaariana , África Austral , Fatores Etários , Comportamento , Anticoncepção , Demografia , Países em Desenvolvimento , Serviços de Planejamento Familiar , População , Características da População , Psicologia , África do Sul
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