Development of κ-carrageenan-based transparent and absorbent biodegradable films for wound dressing applications.

Wound healing remains a critical challenge in healthcare, requiring advanced wound dressings with superior properties like transparency, absorbency, and biocompatibility. However, gaps exist in the use of marine-derived biopolymers for sustainable dressings. This study addresses this gap by combining κ-carrageenan (KC) with polyvinyl pyrrolidone (PVP) to develop transparent and absorbent biodegradable films through solvent casting and lyophilization techniques.

A Review on Fish Skin-Derived Gelatin: Elucidating the Gelatin Peptides-Preparation, Bioactivity, Mechanistic Insights, and Strategies for Stability Improvement.

Fish skin-derived gelatin has garnered significant attention recently due to its abundant availability and promising bioactive properties. This comprehensive review elucidates various intricacies concerning fish skin-derived gelatin peptides, including their preparation techniques, bioactive profiles, underlying mechanisms, and methods for stability enhancement. The review investigates diverse extraction methods and processing approaches for acquiring gelatin peptides from fish skin, emphasizing their impact on the peptide composition and functional characteristics.

Developmental prospects of carrageenan-based wound dressing films: Unveiling techno-functional properties and freeze-drying technology for the development of absorbent films - A review.

This review explores the intricate wound healing process, emphasizing the critical role of dressing material selection, particularly for chronic wounds with high exudate levels. The aim is to tailor biodegradable dressings for comprehensive healing, focusing on maximizing moisture retention, a vital element for adequate recovery. Researchers are designing advanced wound dressings that enhance techno-functional and bioactive properties, minimizing healing time and ensuring cost-effective care.

Scope and challenges of seaweed utilization in food and nutraceutical industry in India: a review.

Seaweeds are an excellent source of unique antioxidant phytochemicals, dietary fibres, essential amino acids, vitamins, polyunsaturated fatty acids and minerals. The presence of such structurally diverse and high value bioactive compounds has led to popularization of seaweed as functional food ingredient in global health supplement market. India, with a long coastline of 8100 km and exclusive economic zone of 2.

Proteoglycans in breast cancer, identification and characterization by LC-MS/MS assisted proteomics approach: A review.

Purpose: Proteoglycans (PGs) are negatively charged macromolecules containing a core protein and single or several glycosaminoglycan chains attached by covalent bond. They are distributed in all tissues, including extracellular matrix (ECM), cell surface, and basement membrane. They are involved in major pathways and cell signalling cascades which modulate several vital physiological functions of the body.

Sardine oil loaded vanillic acid grafted chitosan microparticles improves the in vivo antioxidant, haematological and lipid profile.

Unlabelled: Oxidative stability of fish oil supplements poses a considerable health risk which can be prevented by novel delivery systems. A newly developed formulation of microencapsulated sardine oil showed excellent oxidative stability in vitro. The present study's objective is to evaluate the new formulation in vivo as a potential new supplement which may improve antioxidant, haematological, and lipid profile.

Phlorotannins-bioactivity and extraction perspectives.

Phlorotannins, a seaweed based class of polyphenolic compounds, have proven to possess potential bioactivities such as antioxidant, antimicrobial, anti-allergic, anti-diabetic, anti-inflammatory, anti-cancerous, neuroprotection etc. These bioactivities have further increased demand globally and sustainable techniques such as supercritical fluid extraction, microwave assisted extraction, enzyme assisted extraction, extraction using deep eutectic solvents etc. are being explored currently for production of phlorotannin-rich extracts.

In vivo anti-lipidemic and antioxidant potential of collagen peptides obtained from great hammerhead shark skin waste.

Unlabelled: The aim of the present study was to evaluate the ability of fish collagen peptides (FCP) derived from the skin of great hammerhead shark () in attenuating the high fat diet-alcohol induced hyperlipidemia. The oral supplementation of FCP in high fat diet-alcohol fed experimental rats confirmed the regulation of body weight to normal level. The FCP treated group revealed the efficient lipid lowering ability by enhancing the cholesterol metabolism.

Antioxidant defense of fish collagen peptides attenuates oxidative stress in gastric mucosa of experimentally ulcer-induced rats.

The aim of the present study was to investigate the ability of fish collagen peptides (FCP) from the skin of great hammerhead shark (Sphyrna mokarran) to avert the occurrence of gastric ulcer in experimental rats. FCP treatment prevented the formation of ulcerative lesions on gastric tissues with 86% of inhibition. The histopathology analysis of gastric tissue revealed that the FCP intake prevented the occurrence of hemorrhage and erosion in gastric tissue with formation of mild edema and necrosis, as well as normalized the pH and volume of gastric juice.

Exploring the physical and quality attributes of muffins incorporated with microencapsulated squalene as a functional food additive.

Unlabelled: Squalene, a triterpenoid compound is proven to possess immense bioactivities by virtue of its high antioxidant activity. The present study was designed to investigate the quality attributes of muffins as influenced by addition of encapsulated squalene. Nutritional analysis showed that calorific value of prepared muffins has ranged from 480.

Encapsulation and Protection of Omega-3-Rich Fish Oils Using Food-Grade Delivery Systems.

Regular consumption of adequate quantities of lipids rich in omega-3 fatty acids is claimed to provide a broad spectrum of health benefits, such as inhibiting inflammation, cardiovascular diseases, diabetes, arthritis, and ulcerative colitis. Lipids isolated from many marine sources are a rich source of long-chain polyunsaturated fatty acids (PUFAs) in the omega-3 form which are claimed to have particularly high biological activities. Functional food products designed to enhance human health and wellbeing are increasingly being fortified with these omega-3 PUFAs because of their potential nutritional and health benefits.

Iron-Enriched Fish Powder Improved Haemoglobin Levels in Adolescent Girls of West Jaintia Hills District of Meghalaya, India.

This study was carried out to assess the efficacy of sodium iron EDTA (NaFeEDTA) salt-enriched fish powder in addressing iron deficiency in adolescent anaemic girls. This was a 60-day randomised double-blinded, controlled intervention trial involving 123 girls age ranging from 10 to 19 years in three villages of West Jaintia Hills District of State of Meghalaya in India using soup made out of sodium iron EDTA (NaFeEDTA)-enriched fish powder (250 mg/100 g). The influence of the iron-enriched powder on blood haemoglobin levels and serum iron was determined.

Macromineral and heavy metal profiles of selected deep-sea fish from the Kochi coast of the Arabian Sea, India.

Deep-sea fish from the Arabian Sea in the south western coast of India have been gaining attention as a new edible fish source. Mineral profile of ten selected deep-sea fish from the south west coast of India were assessed for heavy metal and macro mineral content for safety and nutritional quality assessment, respectively. Heavy metal levels were below permissible limits for most of the species studied.

Advancements in liposome technology: Preparation techniques and applications in food, functional foods, and bioactive delivery: A review.

Liposomes play a significant role in encapsulation of various bioactive compounds (BACs), including functional food ingredients to improve the stability of core. This technology can be used for promoting an effective application in functional food and nutraceuticals. Incorporation of traditional and emerging methods for the developments of liposome for loading BACs resulted in viable and stable liposome formulations for industrial applications.

Nanoencapsulation in low-molecular-weight chitosan improves in vivo antioxidant potential of black carrot anthocyanin.

Background: Anthocyanins are flavonoids that are potential antioxidant, anti-inflammatory, anti-obesity, and anti-carcinogenic nutraceutical ingredients. However, low chemical stability and low bioavailability limit the use of anthocyanins in food. Nanoencapsulation using biopolymers is a recent successful strategy for stabilization of anthocyanins.

Anti-ulcerogenic potential of anthocyanin-loaded chitosan nanoparticles against alcohol-HCl induced gastric ulcer in rats.

Chitosan is more prominent in food applications due to its versatile properties. Anthocyanins have gained much research attention due to their multifaceted role in preventing various lifestyle ailments. Encapsulated anthocyanin- loaded chitosan nanoparticles (ACNPs) were prepared by conventional ionotropic gelation method.

Source-dependent compositional changes in coconut flavoured liquid smoke and its application in traditional Indian smoked fishery products.

Smoking is an age-old food preservation method. Intense smoking results in deposition of carcinogenic polycyclic aromatic hydrocarbons (PAH) in food. Replacing traditional smoking practices with application of liquid smoke or smoke flavouring is proven to reduce the PAH content without adversely affecting flavour of the products.

Authentication of Two Bio-Active Fish Oils by Qualitative Lipid Profiling Using Semi-Targeted Approach: An Exploratory Study.

Background: Fish oils, which are rich in health-promoting polyunsaturated fatty acids (PUFA), have emerged as promising functional foods in the global health and wellness food market. Their source regarding the fish type, season, and location of harvesting might influence the nutritional value of such bioactive oils and determine their market price. The differences in price among such oils often lead to economically motivated mislabeling and adulteration.

Chitosan - Whey protein as efficient delivery system for squalene: Characterization and functional food application.

Squalene, a triterpenoid compound possessing excellent bioactivities, is not being utilized as a functional food ingredient due to its high susceptibility to oxidation. In the present study, the feasibility of chitosan-whey protein as an efficient wall material for squalene encapsulation using spray drying technique was attempted for functional food applications. The encapsulation efficiency of the squalene powder was found to be 75.

Proteoglycans isolated from the bramble shark cartilage show potential anti-osteoarthritic properties.

Osteoarthritis (OA) causes articular cartilage destruction, initiating pain and inflammation in the joints, resulting in joint disability. Medications are available to manage these symptoms; however, their effects on the disease progression are limited. Loss of proteoglycans (PGs) was reported to contribute articular cartilage destruction in OA.

Microencapsulation of sardine oil: Application of vanillic acid grafted chitosan as a bio-functional wall material.

Vanillic acid grafted chitosan (Va-g-Ch) was evaluated as a new antioxidant wall material for microencapsulation of polyunsaturated fatty acid rich sardine oil. A high grafting ratio of 305mg vanillic acid equivalent/g of polymer was achieved using a free radical mediated grafting reaction. Oil in water emulsion was prepared with an optimised combination of Va-g-Ch and Tween 20 (3.

Sardine oil loaded vanillic acid grafted chitosan microparticles, a new functional food ingredient: attenuates myocardial oxidative stress and apoptosis in cardiomyoblast cell lines (H9c2).

Fish oil has been widely recognized as an excellent dietary source of polyunsaturated n-3 fatty acids such as EPA and DHA. However, it can undergo oxidation easily resulting in the formation of toxic off flavor compounds such as hydroperoxides. These compounds adversely affect the nutritional quality and may induce several stress reactions in body.

Evaluation of chitosan as a wall material for microencapsulation of squalene by spray drying: Characterization and oxidative stability studies.

The present study was aimed at investigating the efficacy of chitosan as a wall material for microencapsulation of squalene by spray drying for functional food applications. Based on different core to wall material ratio (1:1, 0.5:1 and 0.

Screening Natural Content of Water-Soluble B Vitamins in Fish: Enzymatic Extraction, HILIC Separation, and Tandem Mass Spectrometric Determination.

Despite the potential of LC with tandem MS (MS/MS) in improving sensitivity and selectivity, analytical methods are scarce for the determination of protein-bound and phosphorylated forms of B vitamins in food. This prompted us to develop a method for LC-MS/MS determination of naturally occurring nicotinamide, nicotinic acid, thiamine, pyridoxine, riboflavin, pantothenic acid, biotin, folic acid, and cyanocobalamin in fish. Baseline separation of the vitamins was achieved in a hydrophilic interaction LC condition.