Results 51 to 60 of about 3,146,083 (233)

Why Y chromosome is shorter and women live longer? [PDF]

open access: yesEur. Phys. J. B 65, 149-153 (2008), 2008
We have used the Penna ageing model to analyze how the differences in evolution of sex chromosomes depend on the strategy of reproduction. In panmictic populations, when females (XX) can freely choose the male partner (XY) for reproduction from the whole population, the Y chromosome accumulates defects and eventually the only information it brings is a
arxiv   +1 more source

Voluntary medical male circumcision for HIV prevention among adolescents in Kenya: Unintended consequences of pursuing service-delivery targets

open access: yesPLoS ONE, 2019
Introduction Voluntary medical male circumcision (VMMC) provides significant reductions in the risk of female-to-male HIV transmission. Since 2007, VMMC has been a key component of the United States President’s Emergency Plan for AIDS Relief’s (PEPFAR ...
A. Gilbertson   +6 more
semanticscholar   +1 more source

Male circumcision and global HIV/AIDS epidemic challenges

open access: yesAfrican Journal of Urology, 2019
Background Given the devastating mortality and morbidity associated with HIV/AIDS, many potential prevention measures against HIV infection continue to be explored. Most prevention methods are in the realm of sexual behavior change.
Emiola Oluwabunmi Olapade-Olaopa   +2 more
doaj   +1 more source

Excitatory and inhibitory interactions affect the balance of chorus activity and energy efficiency in the aggregation of male frogs: Theoretical study using a hybrid dynamical model [PDF]

open access: yesarXiv, 2021
We theoretically study the role of excitatory and inhibitory interactions in the aggregations of male frogs. In most frogs, males produce sounds to attract conspecific females, which activates the calling behavior of other males and results in collective choruses.
arxiv  

How women organize social networks different from men [PDF]

open access: yesScientific Reports 3, 1214 (2013), 2012
Superpositions of social networks, such as communication, friendship, or trade networks, are called multiplex networks, forming the structural backbone of human societies. Novel datasets now allow quantification and exploration of multiplex networks. Here we study gender-specific differences of a multiplex network from a complete behavioral dataset of ...
arxiv   +1 more source

Male circumcision: An overview

open access: yesAfrican Journal of Paediatric Surgery, 2008
Circumcision is one of the common operations performed worldwide, for various reasons. Controversy exists as to whether circumcision is an operation. This literature review discusses the indications of circumcision, benefits and complications of circumcision, and alternatives to circumcision.
openaire   +4 more sources

Is traditional male circumcision effective as an HIV prevention strategy? Evidence from Lesotho. [PDF]

open access: yesPLoS ONE, 2017
In many developing countries, male circumcision has been promoted as an effective HIV prevention strategy, and medical randomized controlled trials have indeed shown a causal link.
Elisa M Maffioli
doaj   +1 more source

Tall Stature and Scoliosis Associated With a Novel Homozygous Loss‐of‐Function Missense Variant in NPR3

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT NPR3‐related tall stature is characterized by tall stature, elongated big toes, and additional epiphyses in hand and foot bones. The condition is caused by biallelic loss‐of‐function variants affecting natriuretic peptide receptor 3 (NPR3). Five individuals from four different families have been reported.
Pierre Moffatt   +4 more
wiley   +1 more source

Limits of Enlightenment and the Law - On the Legality of Ritual Male Circumcision in Europe today

open access: yesUtrecht Journal of International and European Law, 2013
The legality of ritual circumcision of male infants is a subject not regularly discussed under European or international Human Rights Law, let alone national law.
Mark Swatek-Evenstein
doaj   +3 more sources

Voluntary male medical circumcision

open access: yesSouth African Medical Journal, 2012
This forum debate article is in response to the editorial by Professor Ncayiyana concerning the national circumcision programme in South Africa (S Afr Med J 2011;101:775-777). Other articles in this debate include: Venter et al. S Afr Med J 2012;102(3):124-125. Ncayiyana. S Afr Med J 2012;102(3): 125-126.
Kesinger, Matthew, Millard, Peter S
openaire   +5 more sources

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