Results 81 to 90 of about 20,003 (217)

How Far Can we Go? Managing Moyamoya Syndrome in a 3‐Year‐Old With Thalassemia Major: A Rare Pediatric Case From Nepal

open access: yesClinical Case Reports, Volume 14, Issue 3, March 2026.
ABSTRACT Moyamoya syndrome (MMS) is a rare progressive cerebrovascular disorder causing stenosis of intracranial arteries and collateral vessel formation. Pediatric presentations often include ischemic strokes, and coexisting Thalassemia Major may worsen vascular outcomes.
Kshitiz Parajuli   +8 more
wiley   +1 more source

Pneumococcal meningitis induces apoptosis in recently postmitotic immature neurons in the dentate gyrus of neonatal rats [PDF]

open access: yes, 2007
Bacterial meningitis is associated with high rates of morbidity and mortality, despite advances in antibiotic therapy. Meningitis caused by Streptococcus pneumoniae is associated with a particularly high incidence of neurological sequelae including ...
Grandgirard, D   +5 more
core   +1 more source

Bacterial cytolysin during meningitis disrupts the regulation of glutamate in the brain, leading to synaptic damage.

open access: yesPLoS Pathogens, 2013
Streptococcus pneumoniae (pneumococcal) meningitis is a common bacterial infection of the brain. The cholesterol-dependent cytolysin pneumolysin represents a key factor, determining the neuropathogenic potential of the pneumococci.
Carolin Wippel   +10 more
doaj   +1 more source

The Current Landscape and Future Prospects of Vaccine Manufacturing in Africa: Challenges, Innovations, and Opportunities: A Narrative Review

open access: yesHealth Science Reports, Volume 9, Issue 3, March 2026.
ABSTRACT Background and Aims Africa has significant challenges in meeting its vaccination needs, including inadequate manufacturing capacity, infrastructure deficiencies, a scarcity of experienced personnel, regulatory hurdles, restricted access to technology and intellectual property.
Courage Chandipwisa   +3 more
wiley   +1 more source

Extracellular calcium reduction strongly increases the lytic capacity of pneumolysin from streptococcus pneumoniae in brain tissue [PDF]

open access: yes, 2011
Background. Streptococcus pneumoniae causes serious diseases such as pneumonia and meningitis. Its major pathogenic factor is the cholesterol-dependent cytolysin pneumolysin, which produces lytic pores at high concentrations.
Elke Maier   +23 more
core   +1 more source

Splenectomy in β‐thalassemia patients: Practices and risks in a nationwide study

open access: yes
HemaSphere, Volume 10, Issue 5, May 2026.
Audrey Benoit   +194 more
wiley   +1 more source

Oral Microbiota: Findings, Classification, Clinical Significance, and Therapeutic Interventions for Human Systemic Diseases

open access: yesiMetaMed, Volume 2, Issue 1, March 2026.
Oral microbiota: findings, classification, clinical significance, and therapeutic interventions for human systemic diseases ABSTRACT The oral microbiota is an ecological community of commensal, symbiotic, and pathogenic microorganisms that colonizes the oral cavity.
Miao Zhang   +13 more
wiley   +1 more source

The alveolar microenvironment of patients infected with human immunodeficiency virus does not modify alveolar macrophage interactions with Streptococcus pneumoniae. [PDF]

open access: yes, 2013
We tested the hypothesis that HIV infection results in activation of alveolar macrophages and that this might be associated with impaired defense against pneumococcus. We compared alveolar macrophages and lymphocytes in 131 bronchoalveolar lavage samples
Pridmore, Alison   +17 more
core   +1 more source

Epidemiologic, clinical and bacteriologic characteristics of pneumococcal meningitis in pediatric patients from Lima, Peru

open access: yesRevista Peruana de Medicina Experimental y Salud Pública, 2016
Objectives. To describe the clinical characteristics, lethality, antibiotic susceptibility, and serotype distribution of pneumococcal meningitis in pediatric patients in Lima, Peru. Materials and Methods.
Long Davalos   +14 more
doaj   +1 more source

Meningococcal Serogroup Y Meningitis Reveals Inborn Factor B Deficiency

open access: yesEuropean Journal of Immunology, Volume 56, Issue 2, February 2026.
We report a novel case of complete complement Factor B deficiency revealed by invasive meningococcal disease. Using combined functional and genetic analyses, we demonstrate that loss of Factor B abolishes alternative pathway activity despite detectable protein levels. These findings provide a mechanistic framework relevant to complement diagnostics and
Camille Bougeard   +9 more
wiley   +1 more source

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