Ana Paula Badan Ribeiro's research while affiliated with University of Campinas and other places

Publications (111)

Article
Lipid-based nanoparticles are among the most promising encapsulation technologies in the field of nanotechnology. As one of the main trends in the development of these structures, the use of edible and/or commercially available oils and fats in the food industry stands out, replacing synthetic lipid matrices, which are not as viable for food applic...
Chapter
The global production of vegetable oil has increased since the beginning of the century, reaching a peak of 209 million tons in 2020/2021 and is projected to continue to increase due to population growth and the impact of the biodiesel industry. In this context, palm oil and soybean oil have stood out. However, both palm oil and soybean oil product...
Article
Full-text available
Abstract The extraction of baru oil from almonds, generates the partially defatted cake. The use of this coproduct in bakery products reduces wastage of materials and nutrients, thereby improving nutritional aspects, and contributing to a sustainable environment. The aim of this study was to characterize the physico-chemical properties of crackers...
Article
Lipid-based nanoparticles are one of the most promising encapsulation technologies in the field of nanotechnology, and solid lipid nanoparticles were the first generation of such structures. The second generation of lipid nanostructures is the nanostructured lipid carriers (NLC), which are composed of lipid materials with different melting points (...
Article
This study aimed to evaluate how lipid profiles affect the physicochemical properties, fatty acid profiles, and nutritional qualities of Brazilian margarines. We analyzed the texture profiles of 13 margarine samples and characterized their fatty acid composition, solid fat content, crystallization kinetics by NMR and thermal behavior by differentia...
Article
In this work, we studied the influence of fatty acid chain length and crystallization temperature on the crystallization behavior during the storage of binary blends modified by chemical interesterification. The blends were produced with soybean oil and fully hydrogenated oils from palm kernel, palm, soybean, microalgae, and crambe, evaluated separ...
Article
The main objectives of our work were to produce new nanostructured lipid carriers (NLCs) from interesterified and simple lipid phases and to study the influence of lipid composition on the physical characteristics and stability of NLCs. We used conventional oils and fats already used in lipid-based foods, in addition to soy lecithin as a natural em...
Article
The objective of this study was to develop new nanostructured lipid carrier (NLC) formulations loaded with free phytosterols (FPs) using interesterified and simple lipid phases. The simple and interesterified lipid phases were composed of soybean oil as liquid lipid and fully hydrogenated palm (HPO) and crambe (HCO) oils s solid lipids. High-pressu...
Article
Brassica is a genus of oilseed plants mainly used to produce edible oils, modified lipids, industrial oils, and biofuels. Oil and fatty acid content are the main chemical indicators for Brassicas seed quality (e.g. low content of erucic acid indicate seeds appropriate for food industry, while high contents indicate are suitable in the cosmetic, pha...
Article
Full-text available
Abstract One of the current challenges of the food industry is to develop lipid bases with the desired technological performance for food application and with lower caloric value, in compliance with new legislations. In this context, the objective of this research is to compare chemical and enzymatic interesterification as methods for obtaining str...
Article
High-fat diets seem to have a negative influence on the development of obesity and the processes associated with low-grade chronic systemic inflammation. In recent years, normal vegetable fat has been replaced by interesterified fat (IF), which is rich in trans isomers and has been associated with deleterious health effects. However, there is no ev...
Article
The potential of modified anhydrous milk fat as an encapsulating material for Lactobacillus acidophilus LA3 was evaluated. An emulsion containing L. acidophilus and lecithin was prepared and atomised in a spray cooling chamber. Viable cells were enumerated and the microparticles were stabilised at 5 °C for 24 h, then characterised and stored at −18...
Article
Structured lipids (SL) containing behenic acid have been produced in order to obtain low-calorie lipids for foods; however, the development of a high nutritional value and a stable nanoemulsion carrier system for these SL is an interesting breakthrough for this field of research, improving technologic and biological potential for food application....
Article
The Brazilian rainforest is a rich source of exotic fats. The physical and chemical properties of such fats are not well-known. This article looks at the physicochemical characterization of two fats from the Brazilian Amazon Rainforest: licuri oil and ucuuba butter.
Article
https://authors.elsevier.com/a/1dfW4_71Ocb2Uz (this is a personal link, which is open access for 50 days). This paper addresses sorbitan and sucrose ester in physical transformations of palm mid-fraction (PMF). Both emulsifiers influenced the crystallization properties of PMF, mainly due to emulsifier solubility, which affects its ability to inter...
Article
Lipid nanoparticles (LN) using dairy ingredients were developed to evaluate the effect of the unsaturation degree of lipid matrix and the type of emulsifier on the physical properties, and on the kinetic stability of nanosystems over 90 days of storage. The lipid bases used were fully hydrogenated anhydrous milk fat (FHAMF); blends of FHAMF with an...
Article
Lipid microparticles (LMP) made with anhydrous milk fat (AMF) and fully hydrogenated soybean oil (FHSBO) may provide crystallization and control the polymorphic stability of lipid matrices. The present study investigated the production of LMP and their stability during 120 days of storage at 5, 10, and 25 °C. LMP were produced using lipid blends 90...
Article
Full-text available
Physical processes have been increasingly used to replace processes that use chemical agents to treat grains. Thus, this study aimed to evaluate wheat grains that were subjected to microwave processing on the morphological characteristics of the treated wheat grains, wheat flours and their respective glutens, through instrumental color analysis, op...
Article
Margarines are an expanding market worldwide due to large-scale commercial, lower cost, growth of bakery and confectionery markets, and seasonal independence. The fatty acid composition, solid fat content, consistency, and melting point of the fats used in margarine determine their functional properties. Due to its proven association with increased...
Article
This review discusses the application of oleogel technology in emulsified systems. In these systems of mimetic fats, water‐in‐oil or oil‐in‐water emulsions can be obtained, but, here, we cover emulsions with an oil continuous phase in detail. Depending on the percentage of water added to the oleogels, systems with different textures and rheological...
Article
Single fractionated palm olein (OL) becomes cloudy when submitted to low temperatures. To overcome this technological issue, the use of appropriate additives delays or prevents its clouding. Limonene is considered a green additive, and studies revealed that it modulates fat crystallization. This study evaluated the influence of adding R-(+)-limonen...
Article
Babassu and murumuru palms are both sources of lauric acid. Due to their high oxidative stability and well-defined melting points, fats from both plants are widely used in the cosmetic industry and in the preparation of specialty fats for confectionery, ice cream, margarines, and cocoa butter substitutes. This article reviews the composition and ph...
Article
Full-text available
Due to its hard consistency and low plasticity, palm stearin (PS) has limited industrial applications. As described in the literature, the addition of limonene to lipid systems has been shown to influence their crystallization pattern, such as by softening consistency and accelerating polymorphic transition. The objective of this study was to evalu...
Article
The effects of gelled emulsions (GE) used as animal fat replacers in terms of the nutritional, technological, and sensory properties of Bologna sausages during 60 days of chilled storage have been studied. Samples with GE added exhibited a fat reduction of 31%. Sausages with GE had higher values of L* and lower values of a* compared to the control....
Article
Full-text available
Zero- trans edible fats attractive to be used for shortenings or margarines were designed solely from rice bran oil (RBO). For this purpose, RBO was fully hydrogenated, blended with the original oil at different percentages, and finally, blends were interesterified by an enzyme-catalyzed process. The interesterification process reduced the concentr...
Article
This study aimed to investigate the effect of the addition of organogels in low-fat and high-fat margarines during storage. Margarine formulations were made using water: oil ratios of 65:35 and 40:60 (w/w), and a lipid phase composed of organogel made with soybean oil, candelilla wax, fully hydrogenated palm oil, and mononoacylglycerols. The therma...
Article
This work aimed to produce carotenoid-rich microcapsules by spray drying of buriti oil emulsions stabilized by soy protein isolate and high-methoxyl pectin, added with maltodextrin. Microcapsules were produced by spray drying of emulsions containing 28 g buriti oil/100 g and 1.8 g wall material/100 g added with maltodextrin at different contents: 0...
Article
Full-text available
Research background. Extracted from the pulp of an Amazonian fruit, buriti oil is rich in micronutrients with antioxidant properties and high biological value. The few studies available indicate that this oil could be used in a wide range of applications; however, there are no studies that work on the improvement of the characteristics of this oil...
Article
Background: Interesterified fats have largely replaced the partially hydrogenated oils which are the main dietary source of trans fat in industrialized food. This process promotes a random rearrangement of the native fatty acids and the results are different triacylglycerol (TAGs) molecules without generating trans isomers. The role of interesteri...
Article
The lipid phase of infant formulas is generally composed of plant-based lipids structured with a high concentration of palmitic acid (C16:0) esterified at the sn-2 position of triacylglycerol since this structure favors the absorption and metabolism of fatty acids. Palm oil is commonly used to make up the lipid phase of infant formulas due to its h...
Article
This study aimed to evaluate how the addition of limonene in different concentrations (1–10 g/100 g) influences the crystallization of palm oil (PO). An extensive study of the crystallization behavior of PO and its blends was performed using nuclear magnetic resonance (NMR), differential scanning calorimetry (DSC), polarized light microscopy (PLM),...
Article
BACKGROUND A high‐fiber emulsion gel (EG) containing inulin, soy protein isolate, and soybean oil was applied as animal fat replacer in reduced salt and fat Bologna sausage containing mechanically deboned chicken meat (MDCM), pork meat, and pork back fat. Technological and microbiological properties were evaluated for 60 days at 4 °C. RESULTS A re...
Article
Full-text available
Research background. Emulsion technology is a suitable way of encapsulating, protecting and releasing hydrophobic bioactive compounds for application in food industries, but they are thermodynamically unstable systems. Good results have been achieved for emulsions stabilized by protein-polysaccharide complexes subjected to high-pressure homogenizat...
Article
Full-text available
Buriti oil is rich in monounsaturated fatty acids, carotenoids and tocopherols and it is used for the treatment of various diseases. One strategy to restructure the triglycerides is enzymatic interesterification and nanocarriers have been employed to improve the solubility, bioavailability and stability of active compounds. This work aims to invest...
Article
Organogels are semi-solid systems where the liquid phase is immobilized for three-dimensional network self-sustained formed by structuring agents capable to hold a larger quantity of liquid oil. The use of these structuring agents or crystallization modifiers, as specific triacylglycerols, emulsifiers and high molecular weight - high melting point...
Article
Enzymatic interesterification has the advantage of promoting great control over the positional distribution of fatty acids in the final product. However, the difficulties associated with process control and scaling-up have reduced its industrial use as a catalyst for lipid modification. Thus, the objective of this work was to scale-up production an...
Article
There is a growing demand for fats that confer structure, control the crystallization behavior, and maintain the polymorphic stability of lipid matrices in foods. In this context, milk fat has the potential to meet this demand due to its unique physicochemical properties. However, its use is limited at temperatures above 34 °C when thermal and mech...
Article
The objective of this work was to produce solid lipid microparticles using fully hydrogenated anhydrous milk fat (FHAMF) and to evaluate their physical stability during 90 days of storage at different temperatures. To obtain the lipid microparticles, the FHAMF was sprayed in a double fluid atomizer at 1 bar pressure, in a chilled chamber (2 °C). Af...
Article
Droplet size, polydispersity, physical and polymorphic stability of milk fat nanoemulsions produced by hot high-pressure homogenization and stabilized by whey protein isolate (WPI pH 4.0 or 7.0) or sodium caseinate (NaCas pH 7.0) were evaluated for 60 days of storage at 25 °C. Smaller droplets were observed for the NaCas pH 7.0 nanoemulsion, which...
Article
Spray cooling or spray chilling is a technique for obtaining solid lipid microparticles (SLMs) within the diameter range in micrometers using low temperatures and no organic solvents. It is a low-cost technique and is easy to scale-up. The production of SLMs into β-form represents a technological challenge due to the fast crystallization given by t...
Article
As an alternative to the strategies currently used to deliver unsaturated fatty acids, especially, the essentials omega-6 and 3- fatty acids, the aim of this work was to investigate the effect of the incorporation of 25 e 50 % (w/w) of olive, corn and linseed oil into the crystal structure of anhydrous milk fat (AMF). Fatty acid composition, athero...
Article
Nanotechnology is a new subject of interest in the field of food industry. Therefore, scientific and technological studies have been intensified in the last 10 years because of the promising results associated with the potential application of functional properties in food products, such as physical and chemical stability, protection and controlled...
Article
Food production and consumption patterns have changed dramatically in recent decades. The universe of oils and fats, in particular, has been changed due to the negative impacts of trans fatty acids produced industrially through the partial hydrogenation of vegetable oils. Regulations prohibiting its use have led the industry to produce semisolid li...
Article
The objective of this study was to develop nanostructured lipid carriers (NLCs) with free phytosterols (FP) using conventional fats and oils. Lipid matrices (LMs) and NLCs were produced with high oleic sunflower oil, fully hydrogenated canola (CA) and crambe (CR) oils by high-pressure homogenization (HPH). The NLCs were evaluated for hydrodynamic d...
Article
High consumption of trans and saturated fats has been related to the development of cardiovascular diseases, justifying the application of organogels as possible substitutes for industrial fats. The aim of this study was to evaluate the physicochemical and rheological characteristics of soybean organogels that were prepared with 6% (w:w) of structu...
Article
Emulsion gels (EG) prepared with soybean oil, functional ingredients, stabilizers, and/or gelling agents (chia flour and/or soy protein isolate, inulin, carrageenan, sodium caseinate, and sodium tripolyphosphate) were analyzed and used to replace 50 and 100% of pork back fat (PBF) in Bologna sausage. Emulsion gels were characterized with respect to...
Article
Although butter is valued for its characteristic flavor and aroma, it has the disadvantage of unsatisfactory spreadability at low temperatures. To increase the butter functionality, modifications have been proposed by associating the physical and nutritional characteristics. In this study, lipid bases composed of anhydrous milk fat (AMF) and high o...
Article
Interesterified fats have largely replaced hydrogenated vegetable fat, which is rich in trans fatty acids, in the food industry as an economically viable alternative, generating interest to study their health effects. The aim of this study was to evaluate the effect that interesterification of oils and fat has on lipid-induced metabolic dysfunction...
Article
The global legislation regarding the elimination of trans fat in foods has led to the need for technological solutions to produce plastic fats. Currently, the industrial method used to obtain lipid bases with different physical properties is the chemical interesterification of blends from hardfats and vegetable oils. Milk fat can be an alternative...
Article
Full-text available
The formation and stabilization of fat crystals in palm oil by the templating effects of sorbitan tristearate (STS) and sucrose stearate (S-370) were examined. We observed that the crystallization mechanism occurred via heterogeneous nucleation, which was induced by co-crystallization or seeding, after the addition of STS or S-370, respectively. Ov...
Article
Several studies have shown that excessive intake of trans and saturated fatty acids is associated with an increased risk of cardiovascular disease. In this context, the food industry has sought alternatives for the development of healthy lipid bases, with higher levels of unsaturated fatty acids, adapting to current legislation. The incorporation o...
Article
The characterization of fat components becomes very useful for formulation of shortening, margarines and fat products due to their unique properties of plasticity, texture, solubility, and aeration. However, X-ray diffraction experiments on such materials are usually limited to a qualitative evaluation of the polymorphic properties based only on th...
Article
Several scientific investigations have focused on providing new strategies for supporting the development of low saturated and zero trans lipid materials, as healthier fat alternatives for food application. This work evaluated the consistency, crystallization behavior, microstructure and polymorphism of six blends composed of palm and canola oils a...
Article
Full-text available
Fat structural modifications promoted by phytosterol addition − a hypocholesterolemic component − to palm oil and a mixture of palm oil and canola oil were evaluated in order to develop fats with reduced saturated fatty acids. Palm oil added with free or esterified phytosterols was investigated in terms of triacylglycerol composition, microstructur...
Article
This work sought to obtain and evaluate zero trans-fat reduced in saturated fatty acids, with higher content of unsaturated fatty acids. Palm oil (PO) was used as the reference of zero trans lipid base. Different amounts of linseed oil (LO) were added to PO, obtaining the following blends: 100:0; 80:20; 60:40; 40:60; 20:80 and 0:100 of PO:LO (w/w%)...
Article
The objective of this work was to produce structured lipids (SLs) from olive oil (O), soybean oil (S), and fully hydrogenated crambe oil – FHCO (C) mixtures by enzymatic interesterification, comparing Lipozyme TL IM and Rhizopus sp. performances as catalysts, and to evaluate their physical and chemical modifications. Among other blends (OC 90:10 w/...
Article
Full-text available
The use of the defatted baru almond (Dipteryx alata Vog.) prevents the production of waste residues after extraction of its oil (partially defatted baru flour), representing a process of interest from an environmental point of view. The aim of this study was to prepare oat cookies with functional properties, replacing 100% soy oil for baru oil and...
Conference Paper
The application of fully hydrogenated oils in vegetable liquid oils may confer different properties on the composition, consistency, structure and thermal behavior. When apply in the products, is important to study the proportion of solids and liquids in blends, as this balance directly affects its texture and functionality. The aim of this study w...
Article
The addition of sucrose behenate for the modification of the physical properties of soft fats, such as soybean oil-based interesterified fat, refined palm oil, and palm mid fraction was studied. The addition of sucrose behenate was verified to affect the crystalline network of fats, changing the hardness and solids profile. The isothermal crystalli...
Article
Enzymatic interesterification may favor the development of lipid fractions from Amazonian oils with greater application potential. In this study, the Amazonian buriti oil and murumuru fat were subjected to enzymatic interesterification using two lipases in three different enzyme systems: one with a commercial lipase from Thermomyces lanuginosa, a s...
Article
Spray cooling (SC) is a simple and quick technique without the use of solvents that can be applied for the production of microparticles of different materials with diameters in the micrometre range. In this work, the SC technique was evaluated to obtain solid lipid microparticles (SLMs) of fully hydrogenated vegetable oils (hardfats) of soybean, co...
Conference Paper
Dentre os óleos vegetais, o óleo de soja refinado (OSR) destaca-se por suas características de alta disponibilidade, qualidade nutricional, valor econômico e funcionalidade. A oxidação lipídica é uma das principais alterações que afetam a estabilidade desses produtos. As reações químicas envolvidas neste processo são muito complexas e podem gerar c...