Centro de Protección Vegetal y Biotecnología, Instituto Valenciano de Investigaciones Agrarias (IVIA), Carretera CV-315 km 10.7, Moncada, Valencia, 46113, Spain.
A Tena studies the intricate relationships between different species, particularly focusing on how these interactions affect agriculture and human health. They investigate pests that harm crops and the natural predators that help control these pests, providing insights into sustainable farming practices. A significant part of their work also involves medical research, particularly in improving the detection of conditions like chronic obstructive pulmonary disease (COPD) and bulbar dysfunction in amyotrophic lateral sclerosis (ALS), using advanced techniques like sound analysis and machine learning.
Key findings
In a COPD screening study, the detection accuracy achieved was 90.1%, significantly improving identification of individuals who may not be aware they have the condition.
In a study of patients with Type 2 Inflammatory asthma, 93% rated their asthma status as moderate to severe, and 85% had concurrent inflammatory diseases, indicating the need for better management strategies.
Research on invasive thrips revealed that they can emerge predominantly from wet soil areas, which can damage up to 70% of citrus fruit, emphasizing the importance of pest management based on environmental conditions.
In studying the effects of iron-folic acid supplementation during pregnancy, it was found that high hemoglobin levels increased the risk of developing pregnancy-induced hypertension nearly fourfold.
An innovative voice analysis method achieved 91% accuracy in detecting early signs of bulbar dysfunction in ALS patients, potentially leading to earlier interventions.
Frequently asked questions
Does Dr. Tena study asthma?
Yes, A Tena has researched the quality of life for patients with Type 2 Inflammatory asthma, highlighting the challenges they face.
What methods has Dr. Tena developed for disease detection?
A Tena has developed methods using sound recordings and machine learning to improve the early detection of chronic obstructive pulmonary disease (COPD) and bulbar dysfunction in ALS.
Is Dr. Tena's research relevant to farmers?
Absolutely, A Tena's work on pest management and the interactions between pests and their predators provides valuable insights for sustainable agricultural practices.
What invasive pests has Dr. Tena studied?
A Tena has studied various invasive pests, including the mealybug and certain thrips, and how their management can impact crop health.
Does Dr. Tena conduct research that helps pregnant women?
Yes, A Tena's research on iron and folic acid supplementation during pregnancy helps clarify its effects on conditions like pregnancy-induced hypertension.
Publications in plain English
Evolutionary ecology of the interactions between trophobiotic ants and parasitoids of phloem-feeding hemipterans.
2026
Biological reviews of the Cambridge Philosophical Society
Plata Á, Fernández de Bobadilla M, Tena A
Plain English This study looked at the relationship between ants and certain insects called hemipterans, which feed on plant sap. Ants protect these hemipterans from wasps that lay eggs in them, which can harm or kill the hemipterans. The review found that while ants typically help hemipterans, there are many details about how this protection works and what it means for the wasps that still need more research; for example, the presence of ants generally lowers the number of hemipterans affected by their wasp enemies.
Who this helps: This helps farmers and agricultural researchers by providing insights into better pest management strategies.
Moisture-dependent pupation of the invasive thrips Chaetanaphothrips orchidii: implications for its management.
2025
Pest management science
Juncá-Morales C, Catalán J, Gómez-Martínez MA, Intrigliolo DS, Tena A
Plain English This study focused on an invasive pest called Chaetanaphothrips orchidii, which can damage up to 70% of citrus fruit. Researchers found that these thrips mainly emerged from wet soil areas, particularly near drip irrigation systems, and they do not emerge at humidity levels below 70%. Understanding where and when these thrips are likely to appear can help farmers effectively control them, saving time and money.
Who this helps: This helps citrus growers and farmers.
Plant Domestication Alters the Nutritional Content of Guttation Droplets with Multi-Trophic Consequences.
2025
Journal of chemical ecology
Urbaneja-Bernat P, Salazar-Mendoza P, Tena A, González-Cabrera J, Rodriguez-Saona C
Plain English This study looked at how domesticated highbush blueberries compare to wild blueberries in terms of the nutrient-rich droplets they release, called guttation droplets. Researchers found that the droplets from wild blueberries not only contained six times more sugar and five times more protein than those from cultivated blueberries, but also helped three types of insects live longer and prefer the wild plant's droplets. This matters because it shows that domestication can reduce the benefits that plants provide to insects, potentially disrupting important relationships in the ecosystem.
Who this helps: This research helps farmers and conservationists who want to maintain healthy ecosystems and pest control in agriculture.
Quality of Life in Patients With Type 2 Inflammatory Asthma.
2025
Open respiratory archives
Ojanguren I, Alobid I, Rodríguez-Vázquez V, Reyes V, Espinosa M +3 more
Plain English This study examined the quality of life for patients with Type 2 Inflammatory asthma, focusing on how this condition affects their daily lives. Researchers surveyed 180 individuals and found that 93% rated their asthma as moderate to severe, and 85% had additional Type 2 inflammatory diseases that made their symptoms worse. These findings highlight significant struggles in managing their health and the need for better treatments to improve their quality of life.
Who this helps: This benefits asthma patients, healthcare providers, and researchers looking to improve asthma care.
Chronic obstructive pulmonary disease screening using time-frequency features of self-recorded respiratory sounds.
2025
JAMIA open
Tena A, Juez-Garcia I, Benítez ID, Clariá F, González J +2 more
Plain English Researchers studied a new way to help identify chronic obstructive pulmonary disease (COPD) by analyzing the sounds of breathing and coughing recorded by individuals themselves. They found that a combination of breathing sound features and personal information like age and smoking habits significantly improved detection accuracy, achieving a performance score of 0.901 out of 1 in their tests. This method could help identify COPD in individuals who might not realize they have the condition, thereby reducing the number of undiagnosed cases.
Who this helps: This benefits patients who may be living with undiagnosed COPD.
An insect's energy bar: the potential role of plant guttation on biological control.
2024
Current opinion in insect science
Urbaneja-Bernat P, Tena A, González-Cabrera J, Rodriguez-Saona C
Plain English This study explored how plant guttation, which is a fluid that some plants release, can benefit beneficial insects that help control pests in crops like highbush blueberries. The researchers found that this fluid is a nutritious food source for these helpful insects, potentially improving their populations. Understanding this relationship is important because it could lead to more effective natural pest control methods in agriculture.
Who this helps: This helps farmers and agricultural professionals who rely on natural pest control to maintain healthy crops.
Honeydew management to promote biological control.
2024
Current opinion in insect science
Fernández de Bobadilla M, Ramírez NM, Calvo-Agudo M, Dicke M, Tena A
Plain English This study looks at how honeydew, a sugary liquid produced by certain pests, can be managed to improve the control of agricultural pests by their natural enemies like wasps and ladybugs. The researchers found that having non-harmful honeydew producers in surrounding plants can help these beneficial insects, while providing them with other sugar sources can disrupt the harmful relationships between ants and pests. By using honeydew strategically, such as attracting beneficial insects and minimizing pesticide use, agricultural practices can become more sustainable.
Who this helps: This benefits farmers and agricultural industries looking to improve pest management and crop health.
Exotic predators can sequester and use novel toxins from exotic non-coevolved prey.
2024
Proceedings. Biological sciences
Plata Á, Züst T, Bermejo A, Beitia FJ, Tena A
Plain English This study looked at how certain non-native predators can use toxins from invasive prey to protect themselves. Researchers found that an Australian ladybug was able to store a toxic chemical called carminic acid from cochineal bugs, which are also invasive. When threatened, the ladybug released this toxin, deterring ants from attacking it, demonstrating that these new predator-prey relationships are creating unexpected benefits for the predators.
Who this helps: This helps researchers and ecologists understand the impact of invasive species on ecosystems.
Enhancing Permeability: Unraveling the Potential of Microporous Organic Polymers in Mixed Matrix Membranes.
2024
ACS applied polymer materials
Torres A, Soto C, Carmona FJ, Simorte MT, Sanz I +5 more
Plain English This study looked at how adding a special filler called TFAP-Trp to different types of polymer membranes can improve their ability to let gases pass through them. The researchers found that adding TFAP-Trp significantly increased the permeability of membranes, especially those that originally had lower permeability levels. For instance, membranes with low to moderate permeability saw a noticeable boost, making them more effective for separating gases like helium and carbon monoxide while keeping selectivity steady.
Who this helps: This research benefits industries that rely on gas separation processes, such as environmental and energy sectors.
Competitive interactions in insect parasitoids: effects of microbial symbionts across tritrophic levels.
2023
Current opinion in insect science
Pekas A, Tena A, Peri E, Colazza S, Cusumano A
Plain English This research looks at how tiny microorganisms that live alongside insect parasitoids—bugs that lay their eggs in other insects—affect their competition for food and hosts. The study found that these microorganisms can change how well parasitoids compete and can even influence the environment in which they fight for resources. Understanding these interactions is important because it can help us better manage ecosystems and pest control strategies.
Who this helps: This information benefits researchers and ecologists working on pest control and biodiversity.
Voiceprint and machine learning models for early detection of bulbar dysfunction in ALS.
2023
Computer methods and programs in biomedicine
Tena A, Clarià F, Solsona F, Povedano M
Plain English This study looked at using voice analysis and machine learning to detect early signs of bulbar dysfunction in patients with ALS, which affects speech and swallowing abilities. The researchers developed a method to analyze voice patterns, achieving an accuracy of 91% in distinguishing between patients with and without bulbar dysfunction. This is important because it could allow for earlier diagnosis and better monitoring of ALS, potentially improving patient care.
Who this helps: This helps ALS patients and their doctors.
Exclusion of Mediterranean ant species enhances biological control of the invasive mealybug Delottococcus aberiae in citrus.
2023
Pest management science
Plata Á, Gómez-Martínez MA, Beitia FJ, Tena A
Plain English This study looked at how removing certain ants affects the control of the invasive mealybug, Delottococcus aberiae, which damages citrus crops in Spain. Researchers found that when the ants were kept away, the number of mealybugs dropped, and there was less damage to the fruit; specifically, fruit damage was lower in trees without ants over two years. This is important because it shows that getting rid of these ants can help increase natural predators of the mealybug, ultimately improving crop health and yield.
Who this helps: Citrus farmers.
Nonaqueous Interfacial Polymerization-Derived Polyphosphazene Films for Sieving or Blocking Hydrogen Gas.
2023
ACS applied polymer materials
Radmanesh F, Tena A, Sudhölter EJR, Hempenius MA, Benes NE
Plain English This study looked at special films made from polyphosphazene, which are designed to selectively let hydrogen gas through while blocking other gases like oxygen. The researchers found that these films can have very low permeability for hydrogen (9.4 x 10^-10 cm for hydrogen) and even lower for oxygen (1.1 x 10^-10 cm), making them effective barriers at high temperatures, as well as excellent at separating hydrogen from other gases. This is important because it can improve processes in industries that need to filter hydrogen, making them more efficient and safer.
Who this helps: This helps industries and researchers working with hydrogen gas, such as energy production and environmental technology.
Association between iron-folic acid supplementation and pregnancy-induced hypertension among pregnant women in public hospitals, Wolaita Sodo, Ethiopia 2021: a case- control study.
2023
BMC public health
Asres AW, Samuel S, Daga WB, Tena A, Alemu A +3 more
Plain English This study looked at whether taking iron and folic acid supplements during pregnancy affects the risk of developing high blood pressure that starts during pregnancy, known as pregnancy-induced hypertension (PIH). Researchers found that there was no link between these supplements and PIH, but women with high hemoglobin levels were more likely to develop PIH, with a risk nearly four times greater, and eating a local food called kocho was also connected to higher PIH risk. These findings are important because they help clarify that iron-folic acid supplementation does not prevent this pregnancy complication, which can affect women's health.
Who this helps: This information benefits pregnant women and healthcare providers.
Gas Permeability through Polyimides: Unraveling the Influence of Free Volume, Intersegmental Distance and Glass Transition Temperature.
2023
Polymers
Torres A, Soto C, Carmona J, Comesaña-Gandara B, de la Viuda M +7 more
Plain English This study looked at how certain properties of materials called polyimides affect their ability to allow gases to pass through them. The researchers found that as the amount of free space within the material increases, so does its gas permeability. For example, they observed that the intersegmental distance—the space between different parts of the polymer—grows when free volume increases. Understanding these relationships helps improve the design of materials used in various applications, like gas separation and filtration.
Who this helps: This helps engineers and manufacturers working with gas permeability materials.
Plain English This study focused on a new way to detect COVID-19 using recordings of coughs. Researchers developed a method that accurately identifies the virus with about 90% accuracy using a computer program that analyzes the sound of coughs. This approach is important because it could enable quick and easy testing for COVID-19, helping to manage outbreaks more effectively.
Who this helps: This helps patients and public health officials by providing a faster way to identify COVID-19 cases.
Insecticide-contaminated honeydew: risks for beneficial insects.
2022
Biological reviews of the Cambridge Philosophical Society
Calvo-Agudo M, Tooker JF, Dicke M, Tena A
Plain English This study looked at how honeydew, a sugary substance produced by insects like aphids, can become contaminated with insecticides that are absorbed by the plants they feed on. Researchers found that contaminated honeydew can harm beneficial insects, such as pollinators and predatory wasps, and this risk has been identified in multiple plant species and insect types. This matters because it highlights a new way that harmful chemicals can negatively impact vital insect populations, potentially contributing to their decline, which is crucial for ecosystem health.
Who this helps: This helps beneficial insects, farmers, and environmentalists who work to protect pollinators and other helpful species.
A Machine-Learning Model for Lung Age Forecasting by Analyzing Exhalations.
2022
Sensors (Basel, Switzerland)
Pifarré M, Tena A, Clarià F, Solsona F, Vilaplana J +3 more
Plain English This study explored a way to predict a person's "lung age" by analyzing the sounds of their breathing using machine learning. Researchers tested this method on 188 samples from both men and women, achieving impressive accuracy rates of about 94.7% for identifying lung age groups. This tool is important because it could allow for better and more accessible monitoring of lung health outside of traditional hospital settings.
Who this helps: This benefits patients with respiratory diseases and healthcare providers who need to monitor lung function more easily.
Detecting Bulbar Involvement in Patients with Amyotrophic Lateral Sclerosis Based on Phonatory and Time-Frequency Features.
2022
Sensors (Basel, Switzerland)
Tena A, Clarià F, Solsona F, Povedano M
Plain English This study looked at how to detect speech and swallowing difficulties in patients with ALS, particularly focusing on an area of the brain that controls these functions. Researchers developed a new technique to automatically identify these issues by analyzing voice patterns, achieving an impressive accuracy rate of 98.01% for women and 96.10% for men. This finding is important because early detection of bulbar involvement can significantly improve the quality of life for ALS patients.
Who this helps: This helps ALS patients by enabling earlier diagnosis and treatment.
The effects of ants on pest control: a meta-analysis.
2022
Proceedings. Biological sciences
Anjos DV, Tena A, Viana-Junior AB, Carvalho RL, Torezan-Silingardi H +2 more
Plain English This study looked at how ants help control pests in farming by analyzing data from 52 different experiments on 17 crops. Researchers found that ants can reduce harmful insect numbers, lower plant damage, and increase crop yields, especially in shaded areas, which can enhance these benefits over time. However, they also noted that ants can sometimes lead to an increase in certain pests and decrease helpful insect populations.
Who this helps: This benefits farmers and agricultural specialists seeking sustainable pest control methods.
Parasitic wasps avoid ant-protected hemipteran hosts via the detection of ant cuticular hydrocarbons.
2021
Proceedings. Biological sciences
Mouratidis A, Vacas S, Herrero J, Navarro-Llopis V, Dicke M +1 more
Plain English This study examined how parasitic wasps, which prey on certain insects that feed on plant sap, respond to the presence of ants that protect these insects. Researchers found that wasps avoided colonies where ants had been present, and they did this by detecting specific chemicals left behind by the ants. This avoidance behavior is important because it can limit the wasps' ability to find hosts to lay their eggs in, potentially affecting their population and the ecological balance.
Who this helps: This benefits researchers studying insect interactions and ecosystems, as well as farmers managing pests.
Detection of Bulbar Involvement in Patients With Amyotrophic Lateral Sclerosis by Machine Learning Voice Analysis: Diagnostic Decision Support Development Study.
2021
JMIR medical informatics
Tena A, Claria F, Solsona F, Meister E, Povedano M
Plain English This study focused on using machine learning to detect early signs of bulbar involvement in patients with amyotrophic lateral sclerosis (ALS), which affects their ability to speak and swallow. The researchers found that their automated voice analysis method was 95.8% accurate in diagnosing bulbar involvement, outperforming traditional human diagnoses. Early and accurate detection is important because it can lead to timely interventions that improve patients' quality of life and potentially extend their lifespan.
Who this helps: This benefits patients with ALS and their healthcare providers.
Commodity risk assessment ofL. fruits from Israel forunder a systems approach.
2021
EFSA journal. European Food Safety Authority
, Bragard C, Dehnen-Schmutz K, Di Serio F, Gonthier P +19 more
Plain English This study looked at how well Israel's methods for ensuring their citrus fruits are free from pests work when selling them to the European Union. The researchers found that there is a 95% chance that between 9,863 and 10,000 out of every 10,000 citrus fruits are pest-free when they arrive in the EU. This matters because it helps ensure that consumers receive safe, high-quality produce while also allowing Israeli farmers to maintain their market.
Who this helps: This helps consumers in the EU and Israeli citrus farmers.
Sex, males, and hermaphrodites in the scale insect Icerya purchasi.
2021
Evolution; international journal of organic evolution
Mongue AJ, Michaelides S, Coombe O, Tena A, Kim DS +4 more
Plain English This study examined the mating system of an insect called Icerya purchasi, which has both male and hermaphrodite individuals. Researchers found that while hermaphrodites mostly reproduce by self-fertilization, they also occasionally mate with males, which introduces new genetic variation. This combination allows this pest insect to thrive in new environments, making it more adaptable and resilient.
Who this helps: This knowledge benefits researchers studying invasive species and pest control strategies.
Neonicotinoids from coated seeds toxic for honeydew-feeding biological control agents.
2021
Environmental pollution (Barking, Essex : 1987)
Calvo-Agudo M, Dregni J, González-Cabrera J, Dicke M, Heimpel GE +1 more
Plain English This study looked at the effects of neonicotinoid insecticides, which are used on seeds for crops like soybeans, on beneficial insects that help control pests. The researchers found that soybean aphids excreted a sugary substance called honeydew that contained harmful neonicotinoids even a month after planting, which negatively affected the lifespan of natural predators like midges and wasps. This matters because these beneficial insects play a crucial role in keeping pest populations in check, and their decline could lead to increased pest problems in agriculture.
Who this helps: Farmers and agricultural ecosystems.
Commodity risk assessment ofL. fruits from South Africa forunder a systems approach.
2021
EFSA journal. European Food Safety Authority
, Bragard C, Di Serio F, Gonthier P, Jaques Miret JA +17 more
Plain English This study evaluated how South Africa's methods for preventing the false codling moth from entering the European Union through citrus fruit shipments work. They found that with different approaches to checking the fruits, about 91% of pallets using option A, 85% using option B, and 97% using option C were likely to be free from the pest. However, problems with maintaining correct shipping temperatures raised concerns about the effectiveness of these methods, highlighting areas for improvement.
Who this helps: This benefits fruit export businesses and regulatory agencies ensuring safe trade practices.
Insights into the origin of the invasive populations of Trioza erytreae in Europe using microsatellite markers and mtDNA barcoding approaches.
2021
Scientific reports
Ruíz-Rivero O, Garcia-Lor A, Rojas-Panadero B, Franco JC, Khamis FM +6 more
Plain English Researchers studied the African citrus psyllid, Trioza erytreae, which threatens citrus crops by spreading a serious disease called huanglongbing. They found that the psyllid populations in Spain likely originated from the Canary Islands and may trace back to southern Africa. Understanding where this pest comes from is important for managing and controlling its spread, especially in areas like the Mediterranean that haven't been affected yet.
Who this helps: This helps citrus growers and farmers by providing valuable information to protect their crops.
Induction of recurrent break cluster genes in neural progenitor cells differentiated from embryonic stem cells in culture.
2020
Proceedings of the National Academy of Sciences of the United States of America
Tena A, Zhang Y, Kyritsis N, Devorak A, Zurita J +2 more
Plain English Researchers studied how certain genetic changes occur in brain cells developed from embryonic stem cells under conditions that stress DNA replication. They found that while only seven specific genetic break clusters appeared in the initial stem cells, 29 reported in the derived brain cells, indicating a significant increase in genetic alterations during brain development. This matters because these changes are linked to important genes involved in brain function and diseases like cancer and neuropsychiatric disorders.
Who this helps: This helps patients with neurological disorders and researchers studying brain development.
Design, synthesis, and screening of sulfonylurea-derived NLRP3 inflammasome inhibitors.
2020
Medicinal chemistry research : an international journal for rapid communications on design and mechanisms of action of biologically active agents
Kulkarni AA, Sajith AM, Duarte TT, Tena A, Spencer CT +1 more
Plain English This study focused on creating new drugs to reduce inflammation caused by certain immune system triggers, specifically targeting the NLRP3 inflammasome, which is linked to various serious health issues. Researchers developed new small molecules based on sulfonylurea, showing significant effectiveness in blocking the activation of the NLRP3 inflammasome in lab tests. These findings are important because they present a potential new treatment option for inflammatory diseases and infections.
Who this helps: Patients suffering from inflammatory diseases and infections.
Plant guttation provides nutrient-rich food for insects.
2020
Proceedings. Biological sciences
Urbaneja-Bernat P, Tena A, González-Cabrera J, Rodriguez-Saona C
Plain English This study looked at plant guttation, which is a fluid that plants release from their leaves. Researchers found that this fluid is rich in nutrients like carbohydrates and proteins, helping insects live longer and produce more offspring. They observed that when insects were fed guttation droplets instead of just water, it improved the growth of insect populations, especially predators and parasitic wasps, throughout the growing season.
Who this helps: This benefits farmers and gardeners by promoting healthier insect ecosystems that can control pests.
IPM-recommended insecticides harm beneficial insects through contaminated honeydew.
2020
Environmental pollution (Barking, Essex : 1987)
Calvo-Agudo M, González-Cabrera J, Sadutto D, Picó Y, Urbaneja A +2 more
Plain English This study looked at how certain insecticides can harm beneficial insects, specifically those that feed on honeydew, a sugary substance produced by some pests. Researchers found that honeydew from mealybugs, which can contain the insecticides pymetrozine and flonicamid, increased the death rate of hoverflies, a type of beneficial insect, while honeydew from whiteflies only contained pymetrozine. It’s important because it highlights that these commonly used insecticides not only harm pests but can also negatively impact helpful insects in our ecosystems.
Who this helps: This helps farmers and conservationists working to protect beneficial insects like pollinators.
Nonreproductive Effects of Insect Parasitoids on Their Hosts.
2019
Annual review of entomology
Abram PK, Brodeur J, Urbaneja A, Tena A
Plain English This study looked at how certain insect parasites (called parasitoids) affect their insect hosts beyond just killing them to reproduce. Researchers found that these parasites can lead to host death, changes in behavior, and reproductive challenges—even causing more harm than the usual methods of host feeding or laying eggs. Understanding these hidden effects is important because they can significantly impact insect populations and ecosystem health.
Who this helps: This research benefits farmers and ecologists who rely on natural pest control methods.
Novel Polymeric Thin-Film Composite Membranes for High-Temperature Gas Separations.
2019
Membranes
Weigelt F, Escorihuela S, Descalzo A, Tena A, Escolástico S +3 more
Plain English Researchers created new thin membranes that can separate gases at high temperatures, specifically up to 270°C, using a special type of polymer. These membranes were found to be very stable and effective in different temperature conditions, which means they can be used in advanced processes like those that improve hydrogen production. This breakthrough is important because it could enhance the efficiency of energy production methods that rely on gas separation.
Who this helps: This helps energy companies and researchers working on cleaner fuel technologies.
Psychographic predictors of intention to use cervical cancer screening services among women attending maternal and child health services in Southern Ethiopia: the theory of planned behavior (TPB) perspective.
2019
BMC public health
Abamecha F, Tena A, Kiros G
Plain English This study looked at what motivates women in Southern Ethiopia to use cervical cancer screening services. Researchers found that only 41% of the 402 women surveyed knew about the signs and prevention of cervical cancer, but those who were aware of these factors and had previously been screened were more likely to intend to get screened again. Positive attitudes, perceived social pressure from others, and a belief in their ability to make screening choices all significantly increased women's intentions to seek out screening.
Who this helps: This research benefits women in Ethiopia by highlighting the need for better education and support regarding cervical cancer screening.
Classical biological control of the African citrus psyllid Trioza erytreae, a major threat to the European citrus industry.
2019
Scientific reports
Pérez-Rodríguez J, Krüger K, Pérez-Hedo M, Ruíz-Rivero O, Urbaneja A +1 more
Plain English Researchers studied a tiny insect called the African citrus psyllid, which threatens citrus crops in Europe. They found three key wasp species that naturally control this pest, with one species, Tamarixia dryi, being the most common; it varied in number depending on where they were in South Africa. Understanding these natural enemies is important because it could lead to effective ways to manage the psyllid and protect European citrus plants.
Who this helps: This helps citrus farmers in Europe.
Long-term consequences of early postnatal lead exposure on hippocampal synaptic activity in adult mice.
2019
Brain and behavior
Tena A, Peru E, Martinetti LE, Cano JC, Loyola Baltazar CD +3 more
Plain English This study looked at how early exposure to lead affects brain activity in adult mice, specifically at different levels of lead in their environment. Researchers found that mice that had been exposed to low levels of lead showed decreased synaptic transmission in an important brain region, while those exposed to high levels had increased activity in the same area. These findings highlight that even low lead exposure can have lasting effects on brain function, which could worsen cognitive decline in older adults.
Who this helps: This helps patients and communities affected by lead exposure, particularly children in low-income areas.
Neonicotinoids in excretion product of phloem-feeding insects kill beneficial insects.
2019
Proceedings of the National Academy of Sciences of the United States of America
Calvo-Agudo M, González-Cabrera J, Picó Y, Calatayud-Vernich P, Urbaneja A +2 more
Plain English This study looked at how a common type of insecticide, neonicotinoids, affects beneficial insects like pollinators and parasitic wasps. The researchers found that these insecticides were present in honeydew, a sugary substance produced by pest insects. When beneficial insects fed on this honeydew, those exposed to thiamethoxam were found to be highly poisoned, while those exposed to imidacloprid faced moderate toxicity. This matters because it highlights a new way that neonicotinoids harm good insects in agriculture, which are essential for plant health and ecosystems.
Who this helps: This helps farmers and environmentalists who want to protect beneficial insects in farming.
Defensive behaviors of the new mealybug citrus pest, Delottococcus aberiae (Hemiptera: Pseudococcidae), against three generalist parasitoids.
2018
Journal of economic entomology
Tena A, Nieves E, Herrero J, Urbaneja A
Plain English Researchers studied an invasive citrus pest called Delottococcus aberiae to understand how it defends itself against three types of wasps that prey on it. They found that while the mealybug employed several defensive behaviors, like flipping and walking away, it still did not successfully escape being parasitized, even though one wasp took over 15 minutes to do so. The honeydew produced by the mealybug was also found to be of low nutritional value, giving the wasps shorter lifespans compared to those fed a sugar solution.
Who this helps: This information benefits farmers and agricultural specialists looking to manage citrus pest populations effectively.
Gas Separation Properties of Polyimide Thin Films on Ceramic Supports for High Temperature Applications.
2018
Membranes
Escorihuela S, Tena A, Shishatskiy S, Escolástico S, Brinkmann T +2 more
Plain English This study looked at new thin films made from polyimide, a type of plastic, which were applied to ceramic materials. Researchers found that using the right thickness and concentration of these films could create high-performance membranes for gas separation at high temperatures, showing a specific concentration for each type of polyimide. For instance, the best performance occurred when the concentration of the polyimide was 3.09% for one type and 4.30% for another, with the materials being better at separating gases like hydrogen and carbon dioxide as temperatures increased.
Who this helps: This research benefits industries that need efficient gas separation technologies, such as renewable energy and chemical manufacturing.
Seasonal Distribution and Movement of the Invasive Pest Delottococcus aberiae (Hemiptera: Pseudococcidae) Within Citrus Tree: Implications for Its Integrated Management.
2018
Journal of economic entomology
Martínez-Blay V, Pérez-Rodríguez J, Tena A, Soto A
Plain English This study focused on the invasive mealybug Delottococcus aberiae, which harms citrus trees by distorting fruits and reducing their size. Researchers tracked the pest's movement within citrus trees over three years in eastern Spain and found that it mostly stays in the tree tops, moving from twigs to flowers and fruits as the seasons change, with population increases peaking in August. Understanding its seasonal patterns helps farmers spot and manage this pest more effectively, protecting citrus crops.
Who this helps: This benefits citrus farmers and growers working to combat pests in their orchards.
Study of the Effect of Inorganic Particles on the Gas Transport Properties of Glassy Polyimides for Selective CO₂ and H₂O Separation.
2018
Membranes
Escorihuela S, Valero L, Tena A, Shishatskiy S, Escolástico S +2 more
Plain English This study looked at different types of plastic materials, called polyimides, and how adding small particles made from inorganic materials can affect their ability to separate gases like carbon dioxide (CO₂) and water vapor (H₂O). Researchers found that a particular particle called BaCeZrYO₃ improved the performance of one type of polyimide, named Matrimid, leading to a significant increase in its ability to selectively let CO₂ and H₂O pass through while blocking methane (CH₄). This is important because enhancing gas separation can improve processes like capturing carbon emissions and managing water in various industrial applications.
Who this helps: This research benefits industries working on carbon capture and gas separation technologies.
Prolonged Survival of Pig Skin on Baboons After Administration of Pig Cells Expressing Human CD47.
2017
Transplantation
Tena AA, Sachs DH, Mallard C, Yang YG, Tasaki M +5 more
Plain English This study looked at how pig skin transplants could survive longer on baboons if they received cells from pigs that produce a human protein called CD47. Researchers found that baboons treated with pig cells expressing high levels of human CD47 showed better survival rates for pig skin grafts, with one graft lasting at least 53 days without rejection. This is important because it suggests a way to improve the success of organ transplants from pigs to humans by reducing immune rejection.
Who this helps: This helps patients who need organ transplants, especially those waiting for human donor organs.
Design of a numerical model of lung by means of a special boundary condition in the truncated branches.
2017
International journal for numerical methods in biomedical engineering
Tena AF, Fernández J, Álvarez E, Casan P, Walters DK
Plain English This study aimed to create a computer model of the lungs to better understand breathing and lung diseases. Researchers developed a method to simulate how air moves in the lungs using a simplified design that still captures important details, allowing them to accurately represent lung function. They tested this model against real-life breathing tests and found it worked well, providing a way to create personalized lung models for different patients.
Who this helps: This helps patients with lung diseases and their doctors by enabling tailored treatment plans.
Spatial and temporal dynamics of macrophyte cover in a large regulated river.
2017
Journal of environmental management
Tena A, Vericat D, Gonzalo LE, Batalla RJ
Plain English Researchers studied how plant life (macrophytes) in the River Ebro changed over time and in different areas due to the impact of dams on water flow. They found that macrophyte coverage increased from around 12% at the beginning to an average of 40% by late summer, with the highest plant presence (over 65%) in fast-flowing areas, while still being low (1%) in deeper, slower areas. This matters because more plants improve river stability and reduce erosion, highlighting the need for better management strategies to support plant growth and river health.
Who this helps: This benefits river ecologists and environmental managers working to maintain healthy aquatic ecosystems.
Aggregation Patterns, Sampling Plan, and Economic Injury Levels for the New Citrus Pest Delottococcus aberiae (Hemiptera: Pseudococcidae).
2017
Journal of economic entomology
Pérez-Rodríguez J, Martínez-Blay V, Soto A, Selfa J, Monzó C +2 more
Plain English This study focused on a new pest, Delottococcus aberiae, that harms citrus fruits by causing distortions and reducing their size. Researchers found that the pest tends to group together and can be sampled more effectively by checking 275 fruits or 140 fruits every two months during a specific growing period. The economic levels at which the pest causes significant damage were determined to be around 7.1% of the affected fruit during the spring, which helps guide effective pest control measures.
Who this helps: This research helps citrus farmers and pest management professionals.
Persistence of Indirect but Not Direct T Cell Xenoresponses in Baboon Recipients of Pig Cell and Organ Transplants.
2016
American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons
Buhler L, Illigens BM, Nadazdin O, Tena A, Lee S +3 more
Plain English This study looked at how baboons' immune systems responded to pig cells and organs after transplantation. Researchers found that while the direct immune response to the pig cells was significantly reduced, the indirect response—driven by pre-existing immune memory—was still strong, leading to quick rejection of the transplants within 30 days. This is important because it shows that simply blocking the direct immune response isn't enough; doctors may need to find ways to also suppress the indirect immune response to make pig organ transplants successful.
Who this helps: This helps patients needing organ transplants from pigs, as well as their doctors.
Host size and spatiotemporal patterns mediate the coexistence of specialist parasitoids.
2016
Ecology
Pekas A, Tena A, Harvey JA, Garcia-Mari F, Frago E
Plain English This study examined how two insect parasites, known as parasitoids, can live together by competing for the same food source, the California red scale pest. Researchers found that when one parasitoid, A. melinus, heavily exploited larger pests, the other one, A. chrysomphali, adapted by seeking smaller pests to survive. This adaptability is important because it allows both species to coexist despite fierce competition for resources.
Who this helps: This helps farmers and pest control specialists in managing pest populations effectively.
Parasitoid nutritional ecology in a community context: the importance of honeydew and implications for biological control.
2016
Current opinion in insect science
Tena A, Wäckers FL, Heimpel GE, Urbaneja A, Pekas A
Plain English This study looked at how parasitoids (insects that lay their eggs in other insects) get their nutrition, specifically focusing on honeydew, a sugary substance produced by some plant-eating insects. Researchers found that honeydew is a major food source for parasitoids, influencing their health and interactions with other insects. Understanding how honeydew affects parasitoids can help improve biological pest control strategies, making farming more effective.
Who this helps: This benefits farmers looking to control pests naturally and sustainably.
Plain English The study focused on improving a type of plastic called TR polymers, which are used for making membranes that can separate gases and liquids. Researchers found that they could lower the temperature needed to change these plastics by 200 degrees Celsius and achieved over 97% conversion of a specific type of polymer. This new method led to membranes that are almost five times better at allowing substances to pass through compared to older versions, making them much more efficient for various separation uses.
Who this helps: This benefits engineers and manufacturers working on advanced filtration and separation technologies.