Results 61 to 70 of about 36,975 (173)

Blood donor notification: Boon for the community, bane for blood donors, and blood centers?

open access: yesGlobal Journal of Transfusion Medicine, 2018
Altruism, warm glove, kinship and a sense of duty are the primary driving forces behind blood donation. The concept of donor cycle starts with donor recruitment and ends with donor retention and recall or with notification of sero-reactive donors. Donor Selection criteria vary from country to country and from region to region. Blood donor counseling is
Ambuja Kantharaj, Shivaram Chandrashekar
openaire   +3 more sources

PSYCHOSOCIAL VARIABLES OF HIGHLY MOTIVATED VOLUNTARY BLOOD DONORS AT BLOOD BANK OF A MEDICAL COLLEGE

open access: yesNational Journal of Medical Research, 2012
Background: The adequacy of blood depends on blood donation rates and numbers of blood donors. To prepare adequate blood supplies, it is essential to investigate the factors that motivate individuals from donating.
Jignasa N1 Bhalodia   +2 more
doaj  

Sensorless Physiological Control of Implantable Rotary Blood Pumps for Heart Failure Patients Using Modern Control Techniques [PDF]

open access: yesarXiv, 2014
Sufferers of heart failure disease have a life expectancy of one year and heart transplantation is usually the only guarantee of survival beyond this period. The number of donor hearts available currently is less than 3,000 per annum worldwide. Apart from the relatively fortunate people who receive donor hearts for transplant, the only alternative for ...
arxiv  

Donor's Deferral and Return Behavior: Partial Identification from a Regression Discontinuity Design with Manipulation [PDF]

open access: yesarXiv, 2019
Volunteer labor can temporarily yield lower benefits to charities than its costs. In such instances, organizations may wish to defer volunteer donations to a later date. Exploiting a discontinuity in blood donations' eligibility criteria, we show that deferring donors reduces their future volunteerism.
arxiv  

Influence of erythrocyte density on aggregability as a marker of cell age: Dissociation dynamics in extensional flow [PDF]

open access: yesJournal of Biomechanics, Volume 183, April 2025, 112603
Blood rheology and microcirculation are strongly influenced by red blood cell (RBC) aggregation. The aggregability of RBCs can vary significantly due to factors such as their mechanical and membrane surface properties, which are affected by cell aging in vivo.
arxiv   +1 more source

Seroprevalence of Hepatitis B Infection among First-Time Blood Donors in Faridpur, Bangladesh: A Cross-sectional Study

open access: yesInternational Journal of Medical Students, 2016
Background: Hepatitis B infection is a global threat for people of all age groups and is common in Bangladesh and other South Asian countries. Blood donors and blood donation can present important risk for hepatitis B infection.
Tonmoy Biswas   +2 more
doaj   +1 more source

The evolution of immunohematology in South Asian countries

open access: yesAsian Journal of Transfusion Science, 2009
Many factors have resulted in the slow development of transfusion services in some South Asian countries. Despite difficulties, there have been some excellent developments and the outlook for the future is very positive.
Woodfield Graeme
doaj  

Changes in chromatin state in donors subjected to physical stress [PDF]

open access: yesarXiv, 2009
The purpose of the present study is to evaluate changes in chromatin of human buccal epithelium under the influence of stressing factor - dosed physical activity. Investigations were performed in a group of students (13 men) of age 19-23. Cells were stained on a slide by a 2% orcein solution in 45% acetic acid during 1 h.
arxiv  

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