Black and white portrait by Mariella Bodemeier Loayza Careaga, PhD

Mariella Bodemeier Loayza Careaga, PhD

Mariella joined The Scientist in 2023. Before that, she was a postdoctoral researcher at the Uniformed Services University of the Health Sciences studying sex differences on the effects of chronic stress and traumatic brain injury. Mariella holds a master’s and a PhD in neuroscience from the Universidade Federal de Sao Paulo, Brazil, and a certificate in Science Communication from the University of California, San Diego.

Articles by Mariella Bodemeier Loayza Careaga, PhD

TK

How to Get Away from the Immune System

The human Microbiome, the genetic material of all the microbes that live on and inside the human body.

The Art of Microbial Disguise

Electron Micrograph of Wolbachia in testes of the wasp Nasonia vitripennis.

Wolbachia Turns 100: The Journey of a Triumphant Endosymbiont

invasion of the mosquitoes

A Tiny but Mighty Helper Stops Mosquito Viruses in Their Tracks

<em >Wolbachia</em> bacteria, marked in green, are found in a wasp&rsquo;s egg, where the wasp&rsquo;s DNA is shown in blue.

A Microbial Ally to Bring Science to the Masses

The infographic shows a new method where researchers used spider webs to monitor environmental eDNA of vertebrates. They demonstrated the effectiveness of their by analyzing samples from a zoo and a wildlife sanctuary.

A Spider-Web Trap to Monitor Environmental DNA

A cross section of the pistil of <em >Arabidopsis thaliana&nbsp;</em>plant. Pollen grains are labeled with fluorescent markers and sit at the top of the structure. Fluorescently tagged pollen tubes penetrate the plant&rsquo;s ovary where the ovules (small, curved structures) are located.

The Hidden Dance of Plant Fertilization

A brain section showing the mouse hippocampus. RNA molecules are shown in red.

Long Live the RNA

Two male scientists working in a laboratory.

A Matter of Molecular Attraction

Caroline Gargett, a biologist at the Hudson Institute of Medical Research in Australia, studies endometrial stem cells. She has short hair, wears glasses, and smiles at the camera.

An Endometrial Stem Cell Pioneer

A close-up picture of a fruit fly.

A Neural Circuit That Helps Flies Stay on Course

A microscopy image of a mouse embryo expressing the red fluorescent protein mCherry in the central nervous system.

Dynamic Enhancers Orchestrate Development

Two cells on a purple background. Two mechanisms of gene silencing are shown in the cell on the left, while a double-strand break in a DNA region is shown in the cell on the right.

What’s the Difference Between Gene Knockdown and Gene Knockout?

The image shows a dorsal view of a whole mount embryonic chick mandible (lower jaw).

Unveiling the Secrets of Head and Face Formation  

A scientist in a laboratory looks surprised. She holds a tube in one hand.&nbsp;

A Miscalculated Step

Page 1 of 5 - 69 Total Items
3D illustration of a gold lipid nanoparticle with pink nucleic acid inside of it. Purple and teal spikes stick out from the lipid bilayer representing polyethylene glycol.
February 2025, Issue 1

A Nanoparticle Delivery System for Gene Therapy

A reimagined lipid vehicle for nucleic acids could overcome the limitations of current vectors.

View this Issue
Enhancing Therapeutic Antibody Discovery with Cross-Platform Workflows

Enhancing Therapeutic Antibody Discovery with Cross-Platform Workflows

Considerations for Cell-Based Assays in Immuno-Oncology Research

Considerations for Cell-Based Assays in Immuno-Oncology Research

An illustration of animal and tree silhouettes.

From Water Bears to Grizzly Bears: Unusual Animal Models

Sex Differences in Neurological Research

Sex Differences in Neurological Research

Products

Photo of a researcher overseeing large scale production processes in a laboratory.

Scaling Lentiviral Vector Manufacturing for Optimal Productivity

Thermo Fisher Logo
Collage-style urban graphic of wastewater surveillance and treatment

Putting Pathogens to the Test with Wastewater Surveillance

An illustration of an mRNA molecule in front of a multicolored background.

Generating High-Quality mRNA for In Vivo Delivery with lipid nanoparticles

Thermo Fisher Logo
Tecan Logo

Tecan introduces Veya: bringing digital, scalable automation to labs worldwide