In this two-wave longitudinal, daily diary study that followed up with 421 Mexican American parent-adolescent dyads (adolescents: Mage = 15 years, 50% males) after 1 year, we investigated the contingency between parental stressors and adolescents' emotional support to family members. Adolescents provided support to their parents and other family members at similar rates, but adolescents were mo...

background: this study aimed at determining the drug abuse pattern and the frequency of high-risk behaviors among the clients of methadone maintenance treatment centers and drop-in centers in shahroud county of semnan province. methods: in this cross-sectional study, the data collection tool was a questionnaire including 10 general and 32 specific items about drug abuse pattern and high-risk be...

background: the study was developed in order to find a subset of potential factors, which affect birth distance pattern, regarding consideration on correlation of events of birth in a family and correlation within clusters/centers which other studies omit these correlations. methods: referring to documents that were registered for family in the health care centers on socio-economical zone, we c...

Background The Rh-negative gene is a well known cause of perinatal mortality especially before there were any effective treatment. The Rh disease, that is caused by a Rh positive foetus carried by a Rh negative mother, leads to typical patterns of perinatal mortality with an increase of mortality with parity and mortality clustered in families. This effect has been largely neglected in earlier ...

Objectives The potential risk factors of amyloidosis are known as ethnic origin (Jewish, Armenian, Turkish, and North African origin), non-usage of colchicines, and family history. Various investigators suggest that M694V mutation, especially homozygote pattern, is a risk factor for amyloidosis. In literatures reported from Turkey, it is stated that there is only a limited association. In this ...

background the presence of an infected family member significantly increases the risk of hbv transmission, but many socio-demographic and viral characteristics of family members affect the transmission rate. objectives in this study, we have used data mining techniques to investigate the impact of different variables in intrafamilial transmission of hbv infection. patients and methods demograph...

Our knowledge of wing pattern formation in Lepidoptera has advanced significantly in recent years due to the careful examination of several groups of butterflies. The eyespot is a prominent feature of Lepidoptera wing pattern, especially in the family Saturniidae. The present study examined how sulfated polysaccharides, which are known to simulate cold shock effect in nymphalid butterflies, aff...