Results 21 to 30 of about 110,841 (306)

Black holes [PDF]

open access: yesProceedings of the National Academy of Sciences, 2001
Recent progress in black hole research is illustrated by three examples. We discuss the observational challenges that were met to show that a supermassive black hole exists at the center of our galaxy. Stellar-size black holes have been studied in x-ray binaries and microquasars.
Brügmann, B., Ghez, A., Greiner, J.
openaire   +3 more sources

Correlatos valorativos das motivações para responder sem preconceito Value correlates of the motivations to respond without prejudice

open access: yesPsicologia: Reflexão e Crítica, 2006
O presente estudo teve como objetivo principal conhecer em que medida as motivações interna e externa para responder sem preconceito frente aos negros se correlacionam com os valores humanos.
Valdiney V. Gouveia   +4 more
doaj   +1 more source

Cigarette Smoking and Incident Stroke in Blacks of the Jackson Heart Study

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2020
Background Blacks are disproportionately affected by stroke compared with whites; however, less is known about the relationship between stroke and cigarette smoking in blacks.
Adebamike A. Oshunbade   +15 more
doaj   +1 more source

An international comparative study of blood pressure in populations of European vs. African descent [PDF]

open access: yes, 2005
Background: The consistent finding of higher prevalence of hypertension in US blacks compared to whites has led to speculation that African-origin populations are particularly susceptible to this condition.
Adeyemo, Adebowale   +39 more
core   +2 more sources

BlacKkKlansman reverses film's historic power narrative between Blacks and Whites

open access: yes, 2018
Spike Lee's new film about the infiltration of the KKK by a black police detective in the 1970s, BlacKkKlansman was released this month. Christine Gallagher writes that not only does the film make allusions to the America of Donald Trump, it also ...
Gallagher, Christine
core   +4 more sources

Famílias e alunos de origem africana no Maranhão do século XIX African origins of families and students in Maranhão, XIXth century

open access: yesCadernos de Pesquisa, 2011
O presente artigo demonstra a existência de famílias negras e a presença de crianças oriundas destas famílias em escolas públicas do Maranhão, durante o século XIX. A partir de uma metodologia indiciária, foram consultados anúncios de jornais maranhenses
Mariléia dos Santos Cruz
doaj   +1 more source

Pediatric Idiopathic Multicentric Castleman Disease Is Often Severe But Responsive to Siltuximab

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Idiopathic multicentric Castleman disease (iMCD) is a potentially fatal immunologic disorder marked by widespread lymphadenopathy and inflammation. Siltuximab, an interleukin‐6 (IL‐6) inhibitor, is the only FDA‐approved treatment for adult patients with iMCD.
Bridget Austin   +17 more
wiley   +1 more source

Police Violence Against Blacks

open access: yes, 2022
Blacks comprise 13.4% of the US population (US Census Bureau, 2019) yet are 2.5 times more likely to die at the hands of police than Whites are (Statista Research Department, 2020). Thus, it is logical to understand why Blacks worry about police violence
Chaney, Cassandra D.   +1 more
core   +1 more source

Knowledge and practice of condom use among black and white South Africans

open access: yesSouth African Family Practice, 2003
The aim of the study was to investigate knowledge and sexual practices with reference to correct use of condoms among 108 Black and 114 White adult South Africans chosen by systematic random sampling.
K. Peltzer
doaj   +1 more source

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