Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Vaccinations01:51

Vaccinations

44.6K
Overview
44.6K
Persuasion Strategies01:52

Persuasion Strategies

38.7K
Researchers have tested many persuasion strategies, including the foot-in-the door and the door-in-the-face techniques, in a variety of contexts. Ultimately, the principles are effective in selling products and changing people’s attitude, ideas, and behaviors (Cialdini & Goldstein, 2004).
38.7K
Cancer Vaccines01:30

Cancer Vaccines

389
Cancer treatment vaccines are a rapidly evolving field that offers a promising approach to immunotherapy. Unlike traditional vaccines that prevent diseases, cancer treatment vaccines are designed to treat existing cancers by stimulating the immune system to recognize and attack cancer cells.
Cancer vaccines come in two categories: preventive (prophylactic) and treatment (active). Preventive vaccines, such as the Human Papillomavirus (HPV) vaccine, protect against viruses that cause certain...
389
Cell-mediated Immune Responses01:40

Cell-mediated Immune Responses

68.7K
Overview
68.7K
Tumor Immunotherapy01:27

Tumor Immunotherapy

544
Immunotherapy is a treatment that boosts or manipulates the immune system to fight diseases, including cancer. For instance, by stimulating an immune response through vaccinations against viruses that cause cancers, like hepatitis B virus and human papillomavirus, these diseases can be prevented. Nonetheless, some cancer cells can avoid the immune system due to their rapid mutation and division. The immune response to many cancers involves three phases: elimination, equilibrium, and escape.
544
Types of Reports III: Telephone and Verbal Reports01:26

Types of Reports III: Telephone and Verbal Reports

756
Telephone and Verbal Reports in healthcare settings are two communication methods for conveying therapeutic instructions from healthcare providers to nurses or other healthcare staff.
Here's an overview of each type:
Telephone Orders
756

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Corrigendum to "Religious proximity and misinformation: Experimental evidence from a mobile phone-based campaign in India" [Journal of Health Economics Volume 96, June 2024, 102883].

Journal of health economics·2026
Same author

An Integrated Approach to an Emerging Problem: Implementing a Whole Year of Camera Trap Survey in Evaluating the Impact of Wildlife on Tick Abundance.

Transboundary and emerging diseases·2025
Same author

Religious proximity and misinformation: Experimental evidence from a mobile phone-based campaign in India.

Journal of health economics·2024
Same author

COVID-19 vaccine acceptance and hesitancy in low- and middle-income countries.

Nature medicine·2021

Related Experiment Video

Updated: Jul 15, 2025

Efficient Transfection of In vitro Transcribed mRNA in Cultured Cells Using Peptide-Poloxamine Nanoparticles
10:16

Efficient Transfection of In vitro Transcribed mRNA in Cultured Cells Using Peptide-Poloxamine Nanoparticles

Published on: August 17, 2022

3.3K

Let's call! Using the phone to increase vaccine acceptance.

Alex Armand1, Mattia Fracchia2, Pedro C Vicente3

  • 1Nova School of Business and Economics, Universidade Nova de Lisboa, NOVAFRICA, CEPR, and Institute for Fiscal Studies, Carcavelos, Portugal.

Health Economics
|October 4, 2023
PubMed
Summary

This study tested phone interventions to boost COVID-19 vaccine acceptance in Mozambique. Combining positive messages, recalling polio success, and critical thinking training significantly increased vaccine uptake and institutional trust.

Keywords:
AfricaCOVID-19Mozambiqueacceptancefake newshesitancyinformationinoculation theorymisinformationsocial memorytrustvaccines

More Related Videos

Cellular Affinity of Particle-Stabilized Emulsion to Boost Antigen Internalization
10:06

Cellular Affinity of Particle-Stabilized Emulsion to Boost Antigen Internalization

Published on: September 2, 2022

1.9K
Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology
09:55

Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology

Published on: September 28, 2022

1.7K

Related Experiment Videos

Last Updated: Jul 15, 2025

Efficient Transfection of In vitro Transcribed mRNA in Cultured Cells Using Peptide-Poloxamine Nanoparticles
10:16

Efficient Transfection of In vitro Transcribed mRNA in Cultured Cells Using Peptide-Poloxamine Nanoparticles

Published on: August 17, 2022

3.3K
Cellular Affinity of Particle-Stabilized Emulsion to Boost Antigen Internalization
10:06

Cellular Affinity of Particle-Stabilized Emulsion to Boost Antigen Internalization

Published on: September 2, 2022

1.9K
Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology
09:55

Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology

Published on: September 28, 2022

1.7K

Area of Science:

  • Public Health
  • Behavioral Science
  • Vaccinology

Background:

  • The COVID-19 pandemic highlighted the need for effective public health interventions.
  • Vaccine acceptance remains a critical challenge in many regions, including Mozambique.
  • Misinformation and fake news pose significant barriers to vaccine uptake.

Purpose of the Study:

  • To develop and experimentally test phone-based interventions to increase COVID-19 vaccine acceptance in Mozambique.
  • To evaluate the effectiveness of different intervention components, including messaging, social memory activation, and structured interaction.
  • To assess the impact of interventions on trust in institutions.

Main Methods:

  • Three distinct phone-based interventions were designed and tested.
  • Intervention 1: Simple positive vaccine endorsement.
  • Intervention 2: Endorsement plus social memory activation (polio eradication success).
  • Intervention 3: Endorsement, social memory activation, and structured interaction to combat misinformation.
  • Interventions were tested experimentally in Mozambique.

Main Results:

  • The combined intervention (endorsement, social memory, structured interaction) significantly increased vaccine acceptance.
  • This comprehensive approach also led to a notable increase in trust in institutions.
  • Individual components showed varying degrees of effectiveness, with the combined strategy yielding the most robust results.

Conclusions:

  • A multi-component phone-based intervention strategy is effective in enhancing COVID-19 vaccine acceptance.
  • Leveraging social memory and promoting critical evaluation of information are key components for successful public health campaigns.
  • Interventions that build trust in institutions are crucial for sustained public health efforts.