Results 111 to 120 of about 1,836,699 (319)

Salvia officinalis-mediated synthesis of silver nanoparticles: Characterization and sub-acute toxicity profile in Wistar rats

open access: yesJournal of Advanced Biotechnology and Experimental Therapeutics
Nanotechnology has transformed many scientific domains by providing novel approaches in environmental applications, material science, and medicine.
Daisy Mapfumo, Daniel Kiboi, Naomi Maina
doaj   +1 more source

Natural Killer Cells in Paediatric Soft Tissue Sarcomas: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Paediatric soft tissue sarcomas (pSTS) are a rare and heterogeneous group of malignant tumours arising in tissues of mesenchymal origin. The role of natural killer (NK) cells in pSTS remains poorly understood, with evidence fragmented across small preclinical studies and early‐phase clinical trials.
Raya Dean   +7 more
wiley   +1 more source

Effects of social experience on the behaviour of male guinea pigs and rats [PDF]

open access: yes, 1984
Most animals have some social experience, and in non-solitary species social experiences may be frequent and various. Evolutionary theory predicts this experience should lead to changes in behaviour which maximise inclusive fitness.
Chivers, Susan Margaret
core  

Developmental toxicity of combined ethylbenzene and methylethylketone administered by inhalation to rats [PDF]

open access: yes, 2006
Pregnant Sprague–Dawley rats were exposed to ethylbenzene (EB; 0, 250, or 1000 ppm) and methylethylketone (MEK; 0, 1000, or 3000 ppm), alone and in combination, by inhalation, for 6 h/day, during days 6–20 of gestation.
Cadot, R.   +6 more
core   +1 more source

Mapping Childhood Cancer Care Services in Oceania: Methodological Lessons From the SIOP Global Mapping Programme

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT The International Paediatric Oncology Society Global Mapping Programme aims to collect data on global paediatric oncology services by continent, with Africa and Latin America completed. This study reports on the methodology and lessons learned for Oceania, a unique continent with resource disparity across countries, multiple small island ...
Trisha Soosay Raj   +16 more
wiley   +1 more source

The effects of relatedness, social contact, and sex on observational learning in rats (Rattus norvegicus) [PDF]

open access: yes, 2007
Kin recognition is the ability to identify a conspecific as a relative and can occur even when animals are complete strangers. By being able to recognise relatives, animals are able to give preferential treatment to those with which they share genes ...
Tulloch, Bridget
core  

Uji Ekstrak n-Hexana Rumput Kebar (Biophytum petersianum Klotzsch) pada Tikus Wistar Hiperkolesterolemia [PDF]

open access: yes, 2019
This study was aimed to determine the secure level of the n-hexane extract of kebar grass on hypercholesterolemia rats based the acute oral toxicity test.
Baaka, Alnita   +4 more
core   +2 more sources

The neuronal and synaptic representations of spatial release from masking in the rat auditory cortex

open access: yesFrontiers in Neuroscience
In complex acoustic environments, both humans and animals are frequently exposed to sounds from multiple sources. The detection threshold for a target sound (or probe) can be elevated by interference sounds (masker) originating from various locations ...
Guanhua Chen, Jiping Zhang
doaj   +1 more source

Development and Implementation of a Disease‐Targeted Storybook as a Clinical Tool for Children With Acute Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Although significant progress has been made in childhood leukemia survival, healthcare providers, and caregivers often face challenges in explaining this disease to patients. Disease‐targeted storybooks have been proposed as a tool to facilitate the understanding of diagnoses and treatment.
Nutvipha Ummartyotin   +6 more
wiley   +1 more source

Trichosomoides crassicauda Infection in Wistar Rats [PDF]

open access: yes, 1999
Natural infection of locally bred Wistar rats with Trichosomoides cra.fsicauda produced hypertrophic changes in the transitional epithelium of the urinary bladder and renal pelvis and suppurative pneumonia.
Haroun, E.M.   +6 more
core  

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