Texas Maternal Listeria Infection Lawyer

Advocating for Mothers and Infants Harmed by Undiagnosed Illness

Severe Medical Consequences of Listeriosis for Mothers and Infants

Listeriosis poses a serious risk during pregnancy because the bacteria can cross the placental barrier, a process known as transplacental transmission, leading to miscarriage, stillbirth, or severe neonatal infection even if the mother experiences only mild symptoms. This infection is primarily caused by consuming food contaminated with the bacterium Listeria monocytogenes. The disconnect between maternal symptoms and fetal harm is one of the most dangerous aspects of the disease.

Pregnant women are roughly ten times more likely to develop listeriosis than the general population, according to the Centers for Disease Control and Prevention. A mother may experience what feels like a mild flu, while the fetus suffers severe harm:

• Maternal Symptoms: Low-grade fever, muscle aches, nausea, or fatigue, which are often dismissed as normal pregnancy discomfort.
• Fetal Impact: Devastating systemic infection that occurs even while the mother recovers.

How the infection reaches the baby: Listeria is not a passive organism. It has a unique ability to invade human cells directly. The bacteria use surface proteins, specifically Internalin A (InlA) and Internalin B (InlB), to latch onto and enter cells lining the intestine.

Once inside, the bacteria are enclosed within a membrane-bound compartment called a phagosome. Listeria produces a toxin called Listeriolysin O (LLO) that punctures the phagosomal membrane, allowing the bacteria to escape into the cell’s cytoplasm. From there, Listeria hijacks the cell’s own machinery to propel itself through the cytoplasm and push into neighboring cells, spreading without being exposed to the bloodstream where the immune system could fight it. Research published on PubMed Central detailing the roles of Listeriolysin O, InlA, and InlB describes this invasion pathway in detail.

This cell-to-cell movement is what allows the bacteria to eventually reach and cross the placenta. This process, known as transplacental transmission, means the placenta, which normally protects the fetus, becomes a pathway for infection.

The incubation period, the time between eating contaminated food and developing symptoms, can range from one to four weeks. In some cases, it can extend even longer. This delay makes it difficult to connect the illness to a specific food source without a thorough investigation.

Potential outcomes for the infant include:

• Pregnancy loss: Listeriosis is a recognized cause of miscarriage and stillbirth, sometimes occurring before the mother even realizes she is infected.
• Premature birth: The infection can trigger early labor, placing the newborn at risk for the many complications associated with prematurity.
• Neonatal sepsis: A blood infection that can develop shortly after birth, overwhelming the infant’s underdeveloped immune system.
• Meningitis: Listeria can infect the membranes surrounding the brain and spinal cord, causing inflammation of the central nervous system that may lead to permanent neurological damage.
• Encephalitis: In severe cases, the infection reaches the brain tissue itself, potentially causing seizures, developmental delays, or long-term disability.

Cellular Invasion and Immune Evasion in Pregnancy

What makes Listeria monocytogenes especially dangerous during gestation is its ability to hide. Most bacteria circulate in the bloodstream where immune cells can detect and destroy them. Listeria avoids this by living inside the body’s own cells, effectively using the patient’s cells as shields.

During pregnancy, the immune system naturally suppresses certain responses to protect the developing fetus. This change in the immune system, while necessary for a healthy pregnancy, creates an environment where Listeria can thrive with less resistance. The combination of intracellular hiding and a dampened immune response means that by the time the infection shows symptoms, the bacteria may have already caused significant harm to the fetus.

For families affected by these outcomes, maternal listeria lawyers can help determine whether the contamination could have been prevented and who in the food supply chain is responsible.

Common Sources of Contamination and High-Risk Foods

Listeria outbreaks are frequently linked to unpasteurized dairy products, deli meats, and soft cheeses that have been contaminated during processing or packaging due to unsanitary facility conditions. Contamination refers to the presence of harmful bacteria in food that should be safe to eat. Unlike most foodborne pathogens, Listeria monocytogenes can survive and even multiply at refrigerator temperatures, which is why standard food storage does not eliminate the risk.

This ability to grow in cold environments is sometimes called a “cold chain failure” because refrigeration, the primary safety measure consumers rely on, does not stop this particular bacterium. A contaminated product can become more dangerous the longer it sits in the refrigerator, not less.

The U.S. Food and Drug Administration’s guidance on preventing Listeria infections identifies several categories of food that pose the greatest risk. Cross-contamination, when bacteria spread from a contaminated surface, utensil, or product to a clean one during processing, is a frequent cause of outbreaks.

High-Risk Foods for Listeria Contamination:

Food Category	Examples	Why It’s Risky
Unpasteurized Dairy	Raw milk, queso fresco, brie, camembert	Pasteurization, the process of heating milk to kill harmful bacteria, is skipped; Listeria survives
Deli Meats & Hot Dogs	Sliced turkey, ham, bologna, frankfurters	Can be contaminated after cooking during slicing and packaging
Soft Cheeses	Feta, blue cheese, Mexican-style soft cheeses	Moisture content supports bacterial growth
Smoked Seafood	Refrigerated smoked salmon, lox, trout	Cold-smoking may not reach temperatures needed to kill bacteria
Raw Sprouts	Alfalfa, bean, clover sprouts	Growing conditions (warm, humid) are ideal for bacterial multiplication
Pre-Cut Produce	Bagged salads, pre-sliced melons, celery sticks	Processing and handling create contamination opportunities

When the FDA or CDC issues a food recall, it typically means investigators have already confirmed contamination through laboratory testing. According to the U.S. Food and Drug Administration’s overview of Listeria and listeriosis, these recall notices and outbreak investigations create a public record that can be valuable evidence in a legal claim. The recall itself can demonstrate that a product was defective and that the manufacturer or distributor failed to prevent contamination.

For anyone who suspects a connection between a recalled product and a pregnancy complication, consulting an attorney for listeria lawsuits early can help preserve that evidence before it disappears.

Identifying Liable Parties in Texas Food Supply Chains

Liability for a listeria infection often extends beyond the retailer to include food manufacturers, distributors, and packaging facilities under the legal theories of strict product liability and negligence. This process involves determining which company in the supply chain failed to keep the food safe. Under Texas law, each theory opens a different path to holding the right parties accountable.

Our team includes former defense attorneys and hospital nurses who understand how organizations investigate these incidents. This insider perspective helps us build a case by anticipating how a manufacturer might attempt to deny responsibility.

Strict liability versus negligence: Under strict product liability, you do not need to prove that a company knew the food was contaminated. You need to show that the product was defective, meaning it was contaminated with Listeria monocytogenes, and that the contaminated product caused your illness or your child’s injuries.

The Supreme Court of Texas has addressed the framework for product liability claims, and contaminated food fits squarely within its scope. A negligence claim requires showing that a specific party failed to follow reasonable safety practices, such as proper sanitation protocols, temperature controls, or testing procedures.

In many cases, both theories apply. A food processor may be strictly liable for selling a contaminated product and also negligent for failing to maintain clean equipment.

Tracing the source of contamination is one of the most important steps in building a case. Modern outbreak investigations rely on advanced scientific tools:

• Whole Genome Sequencing (WGS) is a technique that maps the complete DNA of the Listeria bacteria found in a patient’s blood or spinal fluid and compares it to bacteria recovered from food products or processing facilities. A genetic match can establish a direct link between a specific food source and a specific illness.
• Pulsed-Field Gel Electrophoresis (PFGE) is an older but still-used method that creates a genetic “fingerprint” of the bacteria. While less precise than WGS, PFGE results remain part of the national tracking database and can help connect cases across state lines.
• Epidemiological investigation: Public health officials interview patients about what they ate, where they shopped, and when symptoms appeared. Patterns across multiple patients often point investigators toward a common source.

These tools allow us to trace the contamination backward through the supply chain, from the grocery store shelf to the distribution warehouse to the processing plant where the failure likely occurred.

Evidence preservation matters. If you or a family member has been diagnosed with listeriosis, take these steps:

• Save any leftover food from suspected products and freeze it immediately
• Keep all grocery receipts and packaging, including lot numbers and expiration dates
• Document where and when the food was purchased
• Preserve medical records showing diagnosis, treatment, and lab results

As a Texas food poisoning lawyer team, we work with food safety experts and epidemiologists to reconstruct the chain of events, identify every responsible party, and build the evidence needed to support your claim.

Calculating Damages for Long-Term Infant Care and Loss

Compensation for listeriosis in maternal cases covers medical expenses for the mother and child, lost income, and non-economic damages for the emotional trauma of a stillbirth or the lifetime care costs of a disabled child. Damages refer to the monetary compensation sought to cover losses, such as medical bills and emotional pain. These cases often involve significant financial exposure because the injuries, particularly to infants, may require decades of medical support.

Economic loss and damages represent the measurable financial losses your family has suffered or will suffer. These typically include:

NICU hospitalization can cost tens of thousands of dollars per day for critically ill newborns. If the infant survives with neurological damage from meningitis or encephalitis, long-term therapies may be needed. These include physical rehabilitation, speech therapy, occupational therapy, and special education for conditions like cerebral palsy. A life care plan, prepared by a qualified medical economist, projects these costs over the child’s expected lifetime. Lost wages for the mother, both during recovery and in situations where a parent must reduce or stop working to care for a disabled child, are also recoverable.

Non-economic damages address the suffering that cannot be measured with receipts. This includes the mental anguish of pregnancy loss, the grief of stillbirth, and the anxiety of watching a newborn fight infection in the NICU. Texas law recognizes that families deserve compensation for this pain, and juries regularly award substantial non-economic damages in cases involving infant death or disability.

Wrongful death claims are available to families who lose a child due to listeriosis. Under Texas wrongful death law, parents can pursue damages for the loss of companionship, the emotional devastation of losing a child, and the funeral and burial expenses. When a stillbirth or neonatal death results from contaminated food, the responsible parties in the supply chain can be held liable.

Statute of Limitations and the Discovery Rule

Texas generally requires personal injury claims for listeriosis to be filed within two years of the date of injury. The long incubation period and the difficulty of linking an illness to a specific food product mean that families may not discover the true cause of their loss for weeks or months.

The discovery rule may extend the filing deadline in situations where the connection between the contaminated food and the injury was not and could not have been immediately known. The clock may start running from the date the contamination source was identified rather than the date of the illness itself. For cases involving infants, the statute of limitations may also be tolled, or paused, until the child reaches the age of majority.

Because evidence can deteriorate and recalls expire from public awareness, contacting a lawyer early gives your case the strongest possible foundation.

Contact the Texas Birth Injury Attorneys at Hastings Law Firm Today for Help

If you or your newborn suffered severe harm from contaminated food during pregnancy, you deserve answers and accountability. Hastings Law Firm is dedicated to helping families who feel betrayed by failures in the systems they trusted, whether that system is a hospital or a food manufacturer.

Our team includes in-house medical professionals and former defense attorneys who understand how to investigate these cases from every angle. Tommy Hastings is a 2025 inductee into ABOTA, a distinction held by a small percentage of trial lawyers. We work with food safety experts and epidemiologists to trace contamination to its source and identify every responsible party.

As your Texas maternal listeria infection lawyer, we handle the investigation, the expert analysis, and the litigation so you can focus on your family. We operate on a contingency fee basis, which means you pay no attorney fees or costs unless we recover compensation for you.

Call Hastings Law Firm today for a free, confidential case evaluation. Let us help you find the answers you deserve.