Francesco Baldi

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This study looked at how to better understand the genetics of Nellore cattle, particularly when they have missing family trees, which can lead to inaccurate breeding values. Researchers used data from nearly 4 million animals born over 50 years and found that two methods, using unknown parent groups and metafounders, improved the accuracy of predictions for traits like scrotal circumference and age at first calving, achieving an accuracy increase from 0.70 to 0.71 for scrotal circumference. This is important because it can lead to better breeding decisions, enhancing the productivity of beef cattle. Who this helps: Farmers and ranchers raising Nellore cattle.

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This study looked at how to improve predictions about the genetic potential of young cattle from different breeds in Brazil, particularly when there's not enough data on their parents or pedigree. Researchers found that using a combined approach from multiple breeds increased prediction accuracy—specifically, they were able to make more precise predictions for animals like the Brahman and Guzerat breeds which have fewer records. This matters because better predictions can help farmers make smarter breeding decisions, leading to improved cattle quality and production efficiency. Who this helps: This benefits farmers and breeders of Indicine cattle.

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This study looked at different methods for predicting how tender the meat will be from Nellore cattle by analyzing various genetic and performance data. Researchers found that their most effective model, called the multi-trait model, achieved a prediction accuracy of 0.37, compared to lower accuracies of 0.04 in other models. This matters because better predictions can help cattle farmers breed animals that produce more tender meat, improving quality and potentially boosting sales. Who this helps: This helps cattle farmers and meat producers.

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This study focused on improving the prediction of profitability traits in Nelore cattle, specifically how much profit they generate per kilogram gained. Researchers used data from over 3,900 cattle and tested several predictive models to see which was most accurate. They found that the multi-trait model provided the best predictions, with an accuracy of 66.5% for profit per kilogram gained and 56.1% for overall accumulated profitability, which could lead to better breeding decisions that enhance economic returns for ranchers. Who this helps: Ranchers and farmers breeding Nelore cattle.

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This study looked at the genetic factors behind pregnancy loss in Brahman cattle and how it relates to growth and reproductive traits. They found that the ability to predict pregnancy loss improved when using more comprehensive genetic data, with heritability for pregnancy loss in young heifers rising from 6% to 11%. The research indicates that selecting cows with better genetics for traits like longevity and productivity can help reduce pregnancy loss, which is important for improving cattle farming efficiency. Who this helps: This helps cattle farmers and breeders.

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This study looked at how different temperatures and humidity levels affect how efficiently Nellore cattle convert feed into energy, known as feed efficiency. Researchers analyzed data from over 22,000 cattle and found 51 specific genetic markers related to feed efficiency traits across varying climate conditions. Notably, 136 genetic markers were linked to feed intake, with certain markers functioning differently in low versus high heat stress environments. Understanding these genetic relationships is important because it can help improve cattle breeding programs, making them more resilient to heat stress. Who this helps: This helps farmers and cattle breeders improve beef cattle health and productivity in hot climates.

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This study looked at the genetics behind how quickly young Nellore cattle reach sexual maturity, which is important for beef production, especially in challenging climates. Researchers found 46 genetic markers linked to three specific traits: how early heifers calved, the size of young males' testicles, and the age at which they reached puberty. The results showed that these traits are controlled by different genetic factors and how well cattle respond to their environment, helping breeders develop animals that are better suited to survive and thrive in tropical conditions. Who this helps: This benefits cattle breeders and farmers aiming to improve beef production efficiency.

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The INSPECTIO study looked at patients in Italy with pulmonary arterial hypertension (PAH) who were treated with a combination therapy of macitentan and/or selexipag. Over 12 months, the study found that the patients showed a slight improvement in their health indicators, such as an increase in low-risk criteria by an average of 0.15 and reductions in two risk scores. This is important because it means that the combination treatment can help stabilize the disease and improve patients' quality of life. Who this helps: This benefits patients with pulmonary arterial hypertension and their healthcare providers.

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This study examined how hormonal treatments affect the prediction of early pregnancies in Nelore heifers, a breed of cattle in Brazil. Researchers analyzed data from over 31,000 heifers, finding that while hormonal stimulation did not significantly change estimates of genetic traits for having calves before 30 months, it did show some bias in predictions for cows that received hormonal treatments. Understanding these effects is important as it helps improve breeding practices, potentially increasing reproductive efficiency and profitability in cattle farming. Who this helps: This benefits cattle farmers and breeders looking to optimize reproduction in their herds.

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This study looked at how adjusting diet calculations for fat thickness in beef cattle affects their overall feed efficiency and quality of meat. Researchers analyzed data from over 9,000 Nellore cattle and found that while adjusting for fat thickness only slightly changed the results, it helped ensure that important traits like growth, reproduction, and meat quality were not negatively affected. The findings suggest that farmers can select for better feed efficiency without compromising the quality of the meat produced. Who this helps: This benefits cattle farmers and the beef industry by promoting healthier and tastier meat production.

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This study focused on understanding how different genetic factors affect the growth of beef cattle in a specific population developed by mixing several breeds. Researchers analyzed a large amount of data from over 124,000 records on traits like birth weight and weight gain. They found that using genetic information led to better estimates of growth traits than traditional methods, particularly by incorporating factors like breed mixing and hybrid vigor, which helps improve growth rates. Who this helps: This benefits beef cattle breeders and farmers looking to improve growth traits in their herds.

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This study focused on finding the best ways to treat patients with pulmonary arterial hypertension (PAH) in Italy, especially using a medication called parenteral prostanoids. Experts created ten key recommendations based on their experience and input from 40 doctors, emphasizing that age and other health conditions are important in choosing treatment. They agreed on giving parenteral prostanoids to specific high-risk patients to improve outcomes and reduce treatment delays, which could harm patients. Who this helps: This helps PAH patients and their doctors.

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This study looked at how different environments affect the growth and reproductive abilities of Nellore cattle. Researchers found that over 90% of the male cattle (sires) were stable in their performance across various conditions, but there were some differences when it came to fat thickness and certain other traits. This information is important because it helps farmers choose the best sires for breeding, ensuring better cattle growth and reproduction even in changing environments. Who this helps: This helps farmers and cattle breeders improve their herds.

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This study focused on improving the prediction of genetic traits in different breeds of beef cattle in Brazil, specifically the Nellore, Brahman, Guzerat, and Tabapua breeds. By combining data from these breeds, researchers found that predictions were more accurate for smaller breeds like Guzerat and Tabapua, with the multi-breed evaluations leading to better results than evaluations for individual breeds alone. This matters because better genetic predictions can help farmers select and breed cattle more effectively, ultimately improving the overall quality and productivity of beef cattle in Brazil. Who this helps: This helps cattle breeders and farmers seeking to enhance the genetic quality of their livestock.

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This study looked at how different ways of measuring genetic traits affect predictions for growth and reproduction in Nellore cattle. Researchers found that using records from before and after a new genetic selection method (genomic selection) showed improvements in how accurately they could predict traits like weight at 120 days, weight at 450 days, and scrotal circumference. For instance, the accuracy for predicting weight at 450 days increased to 85.4% with the new method. This is important because better predictions can help improve cattle breeding and livestock quality. Who this helps: Farmers and cattle breeders.

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This study looked at how certain genetic factors affect the immune system in Nelore cattle by analyzing data from 80 animals. Researchers identified 828 genetic variants linked to 1,062 genes, some of which are tied to how cattle respond to infections. This information could help breeders select cattle that are more resistant to diseases, improving their overall health and productivity. Who this helps: This helps cattle breeders and farmers.

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This study looked at how certain proteins in the blood of a specific breed of beef cattle relate to their efficiency in converting feed into weight gain. Researchers identified 123 proteins that differ between cattle that are more or less efficient at using feed. This matters because by understanding these proteins, breeders can choose cattle that require less feed, which can save money and improve production efficiency. Who this helps: This benefits farmers and ranchers who raise beef cattle.

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This study looked at how different types of fat in the muscles of Nellore cattle influence gene expression related to meat quality. Researchers analyzed the muscle tissues of 48 young bulls, grouping them based on their fatty acid profiles. They found 62, 26, and 30 unique RNA transcripts in the comparisons of the groups, with specific mRNA isoforms linked to better fatty acid profiles and muscle development. This is important because it can lead to improved meat quality in cattle, which benefits both consumers and the meat industry. Who this helps: This helps meat producers and consumers looking for higher quality beef.

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This study looked at the genetics of Nelore cattle muscle to understand how certain genetic factors are linked to immune system processes. Researchers found over 3,000 genetic variations associated with immune-related gene changes and identified 83 specific genes important for immune functions. This research could improve cattle breeding for disease resistance, which is crucial for healthier livestock and better agricultural outcomes. Who this helps: Farmers and cattle breeders.

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This study looked at nearly 1.8 million artificial inseminations in beef cattle from 2,002 farms across South America to find out what affects how well cattle get pregnant through this technique. It found that factors like the order of service (getting a cow pregnant first or through follow-up attempts), the cow's body condition, and her genetic background were important, while the breeding season and climate had less predictive power on success rates. Understanding these factors can help farmers improve pregnancy rates, which is crucial for successful beef production. Who this helps: This helps farmers and cattle ranchers improve their breeding programs.

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This study looked at bullying among Brazilian teenagers aged 13 to 17, finding that 12.1% reported bullying others in the past month. Boys, self-identified Black and brown students, and those experiencing loneliness or family problems were more likely to engage in bullying. The results show that family supervision can help prevent bullying, highlighting the need for supportive environments for teenagers. Who this helps: This helps students, parents, and educators working to reduce bullying in schools.

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This study looked at how genetics affects the ease of calving in young Nellore heifers (female cows having their first calves) to improve breeding practices. Researchers analyzed 39,664 records and found that the genetic influence on calving ease was moderate, with direct heritability between 11% and 24%. Understanding these genetic factors is crucial because it can help breeders select for traits that make calving easier, potentially reducing complications and improving animal welfare. Who this helps: This benefits farmers and animal breeders focusing on improving the health and safety of their livestock.

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This study looked at three cases of babesiosis in Italy between 2017 and 2020, a disease caused by parasites that are not often seen in people. The findings highlight that the occurrence of Babesia parasites in humans might be more frequent than previously realized, suggesting that the disease could be more common and underdiagnosed in Italy and Europe. Recognizing and diagnosing babesiosis is important for healthcare, as it can impact public health measures. Who this helps: Patients and healthcare providers.

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This study looked at six types of tiny carbon particles called carbon dots, made from different organic materials, to see how well they could be used in chemical reactions that help create certain compounds. Researchers found that carbon dots made from citric acid performed the best, leading to successful reactions, while those made from glucose and waste materials did not work as well. This is important because finding effective materials can improve chemical processes used in various industries, including medicine and environmental applications. Who this helps: This helps researchers and manufacturers looking for better materials for chemical reactions.

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This study looked at how specific genes in Nelore cattle relate to traits that impact their profitability in feedlots. Researchers analyzed data from over 3,600 cattle and found 83 genes linked to overall feedlot profitability and 268 genes related to profit per 15 kg of weight gain. Understanding these genetic factors can help improve breeding strategies for more profitable cattle, benefiting the beef industry. Who this helps: This helps cattle breeders and farmers looking to enhance profitability in their herds.

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This study looked at how genetic factors influence feed efficiency traits—specifically, how much food cattle consume and how efficiently they convert it into body weight—in Nellore cattle when exposed to different environments. Researchers analyzed data from over 23,000 young cattle and found specific regions in their DNA that are linked to these traits, identifying multiple genes related to processes like metabolism and digestion. Understanding these genetic factors is crucial because it can help farmers breed cattle that use feed more efficiently, ultimately lowering costs and supporting sustainable farming. Who this helps: This helps farmers and cattle breeders.

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This study looked at the muscle tissue of 48 young Nellore bulls to understand how certain types of fat are related to specific long non-coding RNAs (lncRNAs) in the muscles. The researchers found that bulls with a higher amount of polyunsaturated fatty acids (PUFAs) had unique lncRNAs that affect fat metabolism, while those with more saturated fatty acids (SFAs) had a different set of lncRNAs. Specifically, they identified 22 to 28 lncRNAs involved in these processes, highlighting their potential role in influencing the quality of beef. Who this helps: This helps cattle ranchers and beef producers improve meat quality and nutritional value.

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This study looked at trends in health issues and risk factors for chronic diseases like hypertension and diabetes among adults in Brazilian cities from 2006 to 2023. It found that while smoking and regular bean consumption decreased, physical activity levels increased. However, rates of overweight, obesity, and diabetes also rose, with a notable increase in alcohol consumption among women. This matters because it highlights shifts in health behaviors and risks that could affect public health strategies. Who this helps: This information is valuable for public health officials and policymakers working to improve health outcomes for adults in Brazil.

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This study looked at the genetics of Angus beef cattle to find out which genes affect traits important for meat quality, like the size of the ribeye, marbling, and fat thickness. Researchers examined data from over 2,400 cattle and discovered 23 regions of DNA linked to ribeye size and marbling, 22 for backfat thickness, and 31 for rump fat thickness, all explaining at least 0.5% of the genetic differences in these traits. Understanding these genetic factors can help improve how cattle are bred for better meat quality. Who this helps: This benefits cattle farmers and meat producers aiming to enhance beef quality.

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This study looked at how heat stress affects the way tropical beef cattle, specifically Nellore cattle, convert feed into energy. Researchers analyzed data from nearly 23,000 cattle across 21 Brazilian farms and found that heat stress changes how efficiently cattle eat and use feed, with efficiency dropping significantly when temperatures and humidity levels worsened. For instance, the efficiency of feed intake varied notably as environmental conditions changed, which means it is crucial to consider these factors when breeding cattle for better performance in hot climates. Who this helps: This benefits beef cattle farmers and breeders looking to raise more resilient cattle in changing climates.

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This study looked at patients with a type of high-risk lung condition called connective tissue disease-associated pulmonary arterial hypertension (CTD-PAH) who were treated with drugs macitentan and selexipag over 12 months. The researchers found that the number of patients meeting certain low-risk criteria improved, with 10.9% reaching optimal levels after a year, indicating some positive results from the treatment. These findings are important because they help us better understand how to manage and monitor CTD-PAH, which is challenging to treat and often leads to poorer outcomes. Who this helps: Patients with CTD-PAH and their doctors.

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This study looked at how a special tool called the Magnetic Mallet can help expand the bone in the upper jaw before placing dental implants. Researchers worked with 15 patients and measured the bone thickness before and three months after the procedure. Initially, the bone thickness averaged 4.36 mm and increased to 6.72 mm after using the Magnetic Mallet and inserting the implants, showing that the tool effectively helped prepare the area for implants. Who this helps: This benefits dental patients who need implants in areas with insufficient bone.

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This study looked into why some Brahman cattle experience pregnancy losses, which affect beef production. Researchers analyzed nearly 30,000 records of pregnancies and found that although the overall genetic influence on pregnancy loss was low (11%), there were still 17 genetic regions linked to important reproductive processes. This information can help breeders select cattle with better reproductive success, improving the overall productivity and efficiency of cattle farming. Who this helps: This benefits cattle breeders and farmers looking to improve their herd's reproductive health.

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This study focused on understanding how certain beef cattle can naturally resist tick infestations, which are a big problem for cattle farming in tropical regions. Researchers examined blood samples from 162 Caracu cows and identified specific proteins that are present in different amounts between cows with high tick loads and those with low tick loads. They found that cows with lower tick loads had 101 proteins that were more abundant compared to the 51 proteins found in cows with higher tick loads, highlighting potential markers that could help in breeding cattle for better tick resistance. Who this helps: This research benefits cattle farmers and the beef industry by providing tools to breed healthier, more resilient cattle.

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This study looked at the genetic factors that can influence profitability traits in Nelore cattle, specifically focusing on accumulated profitability (AFP) and profit per kilogram of weight gain (PFT). Researchers analyzed data from over 3,600 cattle and found that AFP had a heritability estimate of 0.18 and PFT had a low estimate of 0.02, indicating that these traits can be passed down genetically. The findings help farmers select breeding animals that are more likely to be profitable, making informed decisions to improve their herd’s economic performance. Who this helps: This helps cattle farmers and ranchers.

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This study looked at how genetics influence the ability of female animals to remain productive and breed over time, focusing on new categories of stayability measured at different ages. Researchers found that the heritability estimates for these stayability measures were moderate to low, specifically 0.20 to 0.22, and identified strong genetic links between early sexual maturity and fertility, encouraging breeders to prioritize these traits to improve herd longevity. This is important because better understanding and selecting for these traits can lead to healthier and more productive livestock. Who this helps: This helps farmers and livestock breeders improve their herds for better productivity and sustainability.

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This study looked at how different statistical models affect predictions of meat quality traits in Montana cattle. Researchers analyzed data from over 14,000 animals, focusing on traits like ribeye area and fat thickness. They found that simpler models using traditional pedigree data gave better predictions than more complex genomic models, even though the genomic approach seemed more advanced. Who this helps: Cattle breeders and farmers looking to improve cattle quality for meat production.

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This study focused on finding better ways to predict how long female Nellore cattle can stay productive in herds based on the number of calves they have over specific ages. The researchers looked at data from 187 herds and found that using threshold models gave more accurate predictions than linear models, with accuracy ranging from 53% to 70% for threshold models compared to 45% to 53% for linear ones. This is important because it helps breeders select cows that are more likely to be productive longer, which can save money and improve herd efficiency. Who this helps: This benefits cattle breeders and farmers by improving the selection of productive animals.

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This study looked at the first group of people with HIV in Italy who began using the new injectable treatments cabotegravir and rilpivirine. Researchers found that these treatments were a good fit for patients already stable on other therapies and most met the eligibility criteria; however, some people stopped treatment early. Understanding who is using these new therapies and why helps doctors better support patients in transitioning to long-acting options. Who this helps: Patients living with HIV.

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This study looked at how calving ease (the difficulty of giving birth) in first-time mother cows (primiparous cows) relates to important traits in Nellore cattle, like growth and reproduction. The researchers found that there is a feasible way to select for easier calving, with a heritability estimate of 0.27 for direct effects and 0.19 for maternal effects. They concluded that focusing on calving ease in breeding decisions can help reduce calving problems without negatively affecting growth and efficiency traits. Who this helps: This benefits farmers and cattle breeders looking to improve the health and productivity of their herds.

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This study looked at important traits in Nellore cattle, focusing on how their visual scores, growth (weight before and after weaning), and carcass characteristics (like fat thickness and rib eye area) are influenced by genetics. Researchers analyzed data from over 12,000 cattle and found that heritability values ranged from 0.15 to 0.46, indicating different levels of genetic influence on these traits. Understanding these genetic links helps breeders select for traits that improve cattle quality, meeting consumer demands for beef. Who this helps: This benefits cattle breeders and farmers by improving beef production strategies.

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This research reviewed natural chemicals that disrupt hormone function in humans, focusing on their harmful effects on health. Among the different types studied, flavonoids were the most common, and they had significant negative impacts on reproductive health, the nervous system, and cardiovascular health, particularly during critical life stages like pregnancy and puberty. The findings highlight the need for more research on these substances, which we encounter regularly. Who this helps: This helps patients, especially pregnant women and those in their puberty.

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This study looked at how genetics affect the energy needs and feed efficiency of Nellore cattle by analyzing data from over 4,000 animals in Brazil. Researchers found that while the traits related to feed intake and energy requirements had low heritability (around 0.19), it is still possible to select for animals that require less energy for maintenance, which can ultimately lead to better growth and meat production. This research is significant because improving feed efficiency can lower costs for farmers and enhance beef production sustainability. Who this helps: This benefits cattle farmers and the beef industry.

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This study looked at how exercise affects children with Long COVID compared to healthy kids. It involved 61 children with Long COVID and 29 healthy controls, finding that 90.2% of those with Long COVID had abnormal test results, while only 10.3% of healthy kids did. The children with Long COVID showed decreased exercise capacity and efficiency, with a lower average peak oxygen uptake (30.17 for Long COVID kids vs. 34.37 for healthy kids), highlighting the need for better assessment and management of Long COVID in children. Who this helps: This helps children with Long COVID and their healthcare providers.

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This study looked at how a specific breed of cattle, the Caracu, responds to heat stress by analyzing changes in proteins in their blood. Researchers found 1,550 proteins in total, with 65 proteins increasing and 84 proteins decreasing after the cattle experienced heat stress. Understanding these protein changes helps identify potential indicators of how well the cattle cope with heat, which is important for improving their health and productivity. Who this helps: This helps farmers and veterinarians working with cattle in hot climates.

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This paper reviews how different genetic traits in beef and dairy cattle respond to varying environmental conditions, which is important for improving farming practices. The research analyzed 116 studies and found that 83.62% reported significant genetic differences in performance based on the environment, with beef cattle studies mainly focused on growth and reproduction, while dairy studies centered on milk production. Understanding these genetic and environmental interactions can help farmers breed stronger, healthier animals that perform better in diverse conditions. Who this helps: Farmers and livestock producers, as well as consumers seeking better quality meat and dairy products.

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This study examined how inbreeding affects the reproductive and productive abilities of Nelore cattle, which are important for farming in tough tropical environments. Researchers found that higher inbreeding levels can negatively impact traits like the age of puberty and body weight, with adverse effects ranging from 0.12% to 2.2% for every 1% increase in inbreeding. These findings matter because they help farmers understand how to manage genetic diversity to improve cattle performance. Who this helps: This helps farmers and livestock breeders improve the health and productivity of their cattle herds.

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This study examined how certain biological markers in blood can indicate whether beef cattle, specifically the Caracu breed, can tolerate heat. Researchers analyzed blood samples from 61 bulls and found 217 proteins that were unique to those with high heat tolerance and 51 unique to those with low heat tolerance. Identifying these proteins is important because it can help improve cattle performance and welfare in hot climates. Who this helps: This research benefits farmers and livestock producers by enhancing cattle welfare and productivity in warmer regions.

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This study focused on creating a special delivery system, called polymeric micelles, to help absorb a natural extract from olive leaves that is rich in beneficial compounds known as polyphenols. The researchers found that their best formulation, which included specific ingredients and concentrations, could encapsulate about 66.2% of the polyphenols, significantly improving their absorption in the gut. This is important because better absorption means that more of these healthy compounds can reach the bloodstream and potentially provide health benefits. Who this helps: Patients looking to enhance their health with natural supplements.