Table of Content

Open Access Original Research

Adsorption of Phosphate by Synthesized Silver/Calcium Oxide-Activated Carbon Nanocomposite

Received: 24 February 2023;  Published: 24 May 2023;  doi: 10.21926/aeer.2302033

Abstract

Developing adsorbents with appreciable morphology will create new approaches for better phosphate adsorption performance. This study aims to investigate the design of an adsorbent by impregnating silver nanoparticles (AgNPs) onto calcium oxide-activated carbon (CaO-AC). The Ag/CaO-AC nanocomposite was used as an adsorbent to remove phosphate. Batch adsorption studies were performed to evaluate the effects of adsorbent dose, initial phosphate concentration, contact time, and pH on removing phosphate from an aqueous [...]

2013 12077

Open Access Review

The Roles of Collagen in Islet Transplantation

Received: 02 October 2020;  Published: 27 November 2020;  doi: 10.21926/obm.transplant.2004127

Abstract

Islet transplantation is a cellular replacement therapy for severe diabetes mellitus. Although the clinical outcome of islet transplant has been improving, the transplant efficacy of this treatment is not superior to that of pancreatic organ transplantation, a similar transplant therapy. Various factors have been characterized as ‘islet transplantation specific’, which includes lack of revascularization and ischemia, innate inflammation, or autoimmunity, affect the therapeutic outcome of this treatment. Among them, [...]

2106 12077

Open Access Original Research

Fungal Laccase-Mediated Enhancement of the Bioactivity of Green Algae Extracts

Received: 01 December 2022;  Published: 19 January 2023;  doi: 10.21926/cr.2301004

Abstract

Biomass derived from green marine macroalgae Ulva sp. is considered a rich source of bioactive compounds. In the present study, we demonstrate the increased bioactivity of a phenolic-rich extract derived from green marine macroalgae Ulva intestinalis after its treatment with fungal laccases from Trametes versicolor and Agaricus bisporus. The phenolic composition of the extract, before and after its enzymatic treatment, was determined through several analytical methods. Furthermore, the antioxidant, enzyme-inhibitor [...]

2103 12067

Open Access Opinion

FASD and Brain Development: Perspectives on Where We are and Where We Need to Go

Received: 14 March 2017;  Published: 23 March 2017;  doi: 10.21926/obm.neurobiol.1701002

Abstract

Maternal consumption of alcohol (ethanol) during pregnancy can lead to life-long neurobehavioral and cognitive abnormalities in the offspring, collectively referred to as Fetal Alcohol Spectrum Disorders (FASD). Prenatal exposure to ethanol is one of the leading causes of non-genetic intellectual disability and FASD is an umbrella category that includes Fetal Alcohol Syndrome, Partial Fetal Alcohol Syndrome, Alcohol Related Birth Defects, and Alcohol Related Neurodevelopmental Disorder. Children with a history of&n [...]

1650 12065

Open Access Original Research

Impact of the COVID-19 Pandemic Measures on the Number of Meals and the Types of Physical Activity of Adolescents: Cross-Sectional Study in Delhi, India

Received: 10 January 2022;  Published: 30 March 2022;  doi: 10.21926/rpn.2201010

Abstract

COVID-19 greatly affected the lives of adolescents through restrictions such as less playtime, more screen time, and limited interaction with peers. In this study, we assessed the impact of the COVID-19 pandemic on the dietary and physical activity-related behavior of school students aged 10–16 years. This cross-sectional study was conducted with adolescents recruited from seven randomly selected private schools in Delhi, India, during 2021. A self-administered web-based survey was conducted to evaluate the behavio [...]

1991 12059

Open Access Research Article

Classical and Quantum Models of Diffusion

Received: 19 February 2021;  Published: 13 April 2021;  doi: 10.21926/rpm.2102011

Abstract

The objective of the paper is twofold: first, to review the classical diffusion models and show the approximations at the origin of the parabolic character of the classical equations; second, to demonstrate a connection between the quantum and classical models of diffusion. As diffusion is inherently related to the motion of constituents, the consistent models are framed within the dynamics of mixtures. The derivation of diffusion equations is then determined based on the related, pertinent approximations.

2193 12056

Open Access Review

Advances in Nanocarriers for Drug Delivery in Dental Therapies

Received: 19 August 2021;  Published: 28 September 2021;  doi: 10.21926/rpm.2103039

Abstract

Dental caries are one of the major causes of oral degeneration diseases. In order to treat dental-related diseases, it is often challenging and expensive. Recent literature has reported many advances in designing delivery systems utilizing polymers and novel biomaterials. Polymers play an important role in designing many nanoformulations like liposomes, polymeric micelles, polymeric nanoparticles, carbon-based nanoparticles, nano-hydroxyapatite, iron oxide, zirconia, silica, and silver nanoparticles were used to tr [...]

1643 12053

Open Access Original Research

Dementia: Aloneness, Social and Relational Engagement, and Psychological Growth in Families

Received: 23 June 2018;  Published: 08 October 2018;  doi: 10.21926/obm.geriatr.1804013

Abstract

Background: Minimal research investigates negative and positive perspectives of wellbeing in families, when a member with dementia is limited in their speech, or speech is absent. Methods: Seeking to explore this phenomenon further, semi-structured interviews sought negative and positive subjective interpretations from 27 family carers (mild to profound dementia). Interviews explored the participants' experience of changing relational and social engagement when a family member lives with dementia. Data were analyse [...]

2111 12044

Open Access Review

Light-Activated Local Drug Delivery From Hydrogels: Potential for GBM Treatment

Received: 15 December 2020;  Published: 23 March 2021;  doi: 10.21926/obm.neurobiol.2101090

Abstract

Following post-operative treatment, the vast majority of GBMs recur, usually within 2 cm of the tumor resection margin. Since these tumors seldom metastasize outside the CNS, improved localized therapies should prove beneficial. Drug delivery systems (DDS) that allow control over drug release by an externally applied energy, such as light, have the potential of improving the results of chemotherapy. Light-activated hydrogel DDS, implanted in the operative cavity formed by tumor resection, bypasses the blood brain b [...]

1740 12044

Open Access Review

The Role of Massage in Bereavement: A Scoping Review

Received: 06 August 2019;  Published: 08 October 2019;  doi: 10.21926/obm.icm.1904058

Abstract

Background: Death is a universal human experience. The experience of grief is unique for each person experiencing it. There is emerging research on modalities that provide support for bereaved individuals including bereavement massage. There is limited information in the literature about the specific role that massage can play in supporting bereaved individuals. The aim of this scoping review is to explore the literature that reports on the use and outcomes of bereavement massage so that massage therapists, consume [...]

2364 12041

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