D. salina contains a potent mixture of the most important carotenoids, including: B-carotene, A-carotene, lutein, zeaxanthin, astaxanthin and cryptoxanthin. Total carotenoi … This alga is often found in natural marine habitats where it colours the water red. +34 928457301 Correspondence Jaortegamendez@gmail.com Beta-Carotene-Rich Extract from Dunaliella salina is produced by Dunaliella salina, an extreme halotolerant alga, which inhabits natural and man-made salt lakes and ponds. PY - 2011. Keywords: β-carotene, carotenoids, Dunaliella salina, microalgae IPC Code: Int. A 1-L stock culture was grown in a 2-L flask on an incubator shaker at 100 rpm under 50 µmol photons/m2 s … Dunaliella salina is a type of halophile green micro-algae especially found in sea salt fields. Dunaliella salina is a single celled, salt-water micro-algae that accumulates massive amounts of carotenoids under appropriate growth conditions. Non-stressed cells are dominated by the chloroplast, emitting red fluorescence originating from the chlorophyll in the thylakoid mem-branes. Buy amazing dunaliella salina carotenoid on Alibaba.com at irresistible offers and enhance your well-being. The halotolerant photoautotrophic marine microalga Dunaliella salina is one of the richest sources of natural carotenoids. 1982), when stressed.These carotenoids are stored in lipid globules. Dunaliella salina is a microalgae occurring naturally in a number of locations worldwide. In general, Dunaliella salina species are ubiquitous in saline environments, and often multiple species occur in the same habitat. Dunaliella salina contains a potent mixture of important carotenoids, includ- ing: betacarotene, alpha-carotene, lutein, zeaxanthin, and cryptoxanthin. The green alga Dunaliella salina can accumulate high amount of β-carotene which is more than 14% of its dry weight in its cup shaped chloroplast when subjected to abiotic stresses. Physiological responses of Dunaliella salina and Dunaliella viridis, isolated from solar saltworks on the Yucatan Peninsula, were studied. Dunaliella salina A particularly rich source of natural carotenoids, especially β‐carotene, is D. salina (which includes the recently reclassified D. bardawil; Borowitzka and Siva 2007; www.algaebase.org). This natural beta-carotene offers a number of unique health benefits for the heart, eyes, and skin. They also have a large potential for biotechnological processes such as expressing of foreign proteins and treatment of wastewater. It protects and softens the skin. Betatene ® is a naturally sourced beta-carotene derived from algae (Dunaliella salina) and part of the broad beta-carotene product range BASF offers. The proven health benefits of dunaliella salina carotenoid will leave you with a smile. 29 Keywords: Dunaliella salina, new isolates, characterization, light intensity, β-carotene, carotenoids, 30 correlations, lutein, classification 31 1. To survive in a salty environment, Dunaliella salina makes high concentrations of beta-carotene and other carotenoids to protect against the intense UV light. N1 - WU thesis 4978. 2000). When the cells are stressed, the red fluorescence Betatene ® is available in excellent quality for applications in dietary supplements as well as functional foods and beverages. However, carotenoids responsible for the red colouration in D. salina are found in algal chloroplasts, whereas halophilic archaea also occupying hypersaline lakes have red pigments dispersed throughout the cell membrane. Dunaliella salina stores secondary carotenoids (predomi-nantly β-carotene) in lipid globules in the chloroplast when cultivated under stress conditions. The carotene-rich algae is harvested and concentrated, and the carotenoids are extracted using an essential oil rich in d-limonene. Beta-carotene is a pigment, belonging to a family of naturally occurring yellow, orange and red pigments, which are collectively called as carotenoids, found in various fruits, cruciferous, yellow and dark – green vegetables and also abundantly in algae such as Dunaliella salina. AU - Lamers, P.P. India is a tropical country with abundant coastal area and superfluous solar energy Cl.7 C07C403/24; C12N1/12 Introduction Microalgae are among the fastest growing auto-trophs on the earth, which utilize commonly available material for growth. Introduction 32 Natural carotenoids have gained increasing attention in recent years because of their health 33 benefits compared to synthetic On the industrial scale, β-carotene is obtained in molds Blakeslea trispora and alga Dunaliella salina cultivations. the green microalga Dunaliella salina Y6 Mingcan Wu1,2,3, Rongfang Zhu1, Jiayang Lu1, Anping Lei1*, Hui Zhu3, Zhangli Hu1,2 and Jiangxin Wang1* Abstract Purpose: Under different abiotic-stress conditions, the unicellular green microalga Dunaliella salina accumulates large amounts of carotenoids which are accompanied by fatty acid biosynthesis. Dunaliella salina is natural form of beta-carotene derived from the ocean and it's a natural microalgae. Carotenoids and fatty acids both possess long carbon backbones; however, the relationship between carotenoid and fatty acid metabolism is controversial and remains poorly understood in microalgae. Dunaliella salina is a unicellular green alga found in environments with high salt concentration .It produces a distinct pink and red colour often characteristic of saltern ponds .Michel Felix Dunal first discovered "D. salina" in 1838 in the south of France occupying; however, it was not named until 1905 by Teodoresco . Name: Dunaliella salina powder: Function: Dunaliella salina was thought to be responsible for the red colouring of salted brines. N2 - Innovative production processes based on renewable resources are required to stop the exhaustion of our natural resources. Dunaliella salina was ﬁrst recognized by Teodoresco (1905). Among the carotenoids, astaxanthin was found to be more effective than β-carotene as an antioxidant and a better agent to destroy free radicals than other carotenoids [9,10]. Dunaliella salina is very rich in carotenoids and vitamins A and E. It acts as an antioxidant and moisturizer*. This green alga is a unicellular ovoid biflagellate (Figure 1.1). Dunaliella salina Teodoresco is a green alga capable of producing high concentrations of carotenoids, i.e. Reuse of SWRO brine for the production of carotenoids from Dunaliella salina and removal of macronutrients J.A. TY - THES. This work proposes a sustainable process to maximise the potential of Dunaliella salina for the production of distinct fractions of carotenoids, glycerol, polar lipids and proteins, which may contribute to improve the revenues of the microalgae industry. Cultures are conducted in three main stages: inoculum multiplication, biomass biosynthesis, and carotenoids extraction. Now- high light Carotenoids are naturally found in fruits and vegetables and considered one of the most important daily nutrients for people to consume every day. Dunaliella is a unique unicellular species of algae harvested from the Dead Sea containing rich concentrations of carotenoids (mainly Beta-Carotene), antioxidants and … The microalga Dunaliella salina is the best commercial source of natural β‐carotene. Dunaliella salina strain and stock preparation The Dunaliella salina (EGEMACC-24) strain was obtained from Ege University Microalgae Culture Collection, Turkey. One type of microalgae that is potential to be developed as a natural feed is Dunaliella salina. Carotenoids are also naturally found in some fruits and vegetables and are considered one of the most important daily nutrients for … *Moisturizes the upper layers of the epidermis. Under different abiotic-stress conditions, the unicellular green microalga Dunaliella salina accumulates large amounts of carotenoids which are accompanied by fatty acid biosynthesis. Optimal growth temperature for D. salina was 22 degrees C (3.06 x 10(6) cells mL(-1)) and 26 degrees C for D. viridis (4.04 x 10(6)cells mL(-1)). Additionally, different species of Dunaliella can accumulate significant amounts of valuable fine chemicals such as carotenoids, glycerol, lipids, vitamins, minerals and proteins. Here we investigated the effects of high intensity blue, red and white light from light emitting diodes (LED) on the production of carotenoids by strains of D. salina under nutrient sufficiency and strict temperature control favouring growth. T1 - Metabolomics of carotenoid accumulation in Dunaliella salina. Good HPLC-based methods already exist for the separation, detection and quantification of a wide variety of carotenoids (Fraser et al. Factors that influence affect the density and carotenoids of D. salina is the intensity of light because it has an important role in the process of photosynthesis. Dunaliella salina is a unicellular green alga of the genus and was studied since the early 19th century, and numerous species were characterized and classified since then. Dunaliella salina, a halotolerant chlorophyte, is one of the richest sources of natural carotenoids and, similar to various members of the Chlorophyceae, accumulates a high content (up to 10% of the dry biomass) of carotenoids under conditions that are sub-optimal for growth i.e., high light intensity, sub-optimal temperatures, nutrient limitation and high salt concentrations.