Pentose sugar

It is a naturally occurring pentose (C5) sugar alcohol [40] and has important applications in food and pharmaceutical industries. Xylitol is best known for its sweetening capacity, which exceeds that of sucrose and is an excellent artificial sweetener that is now used widely by the confectionary industry Hemicellulose containing pentose and hexose sugars is a low molecular weight heteropolysaccharide (Gollakota et al., 2018), and in sweet sorghum, it contains major amount of glucose (17%-50%), xylose (15%-29%), and galactose (11%-40%) and minor amount of arabinose (5%-14%), mannose (0%-14%), rhamnose (2%-10%), and uronic acids (1%-2%) (Ray et al., 2019)

Pentose - an overview ScienceDirect Topic

  1. Evidence that the pentose sugar ribose stimulates ATP synthesis and improves cardiac function led us to test the possibility that ribose increases tolerance to myocardial ischaemia in patients with coronary artery disease (CAD). Effects of ribose on exercise-induced ischaemia in stable coronary artery disease
  2. Which one is a pentose sugar? The 5-carbon sugars ribose and deoxyribose are important components of nucleotides, and are found in RNA and DNA, respectively. The sugars found in nucleic acids are pentose sugars; a pentose sugar has five carbon atoms. Deoxyribose, found in DNA, is a modified sugar, lacking one oxygen atom (hence the name deoxy)
  3. Pentose sugars inhibit metabolism and increase expression of an AgrD-type cyclic pentapeptide in Clostridium thermocellum. Sci. Sci. Rep. 7 , 43355; doi: 10.1038/srep43355 (2017)
  4. pentose sugar. a MONOSACCHARIDE with a five-carbon ring, particularly sugars such as ribose and deoxyribose found in NUCLEOTIDES. Collins Dictionary of Biology, 3rd ed
  5. -ose ( sugar ) Noun. pentose (plural pentoses) (biochemistry) A sugar or saccharide containing five carbon atoms. Ribose, found in RNA, is a common pentose; Hypernyms. monosaccharide; Hyponyms. ketopentose; ribulose; xylulose; aldopentose; ribose; arabinose; xylose; lyxose; deoxyribose; Translations Anagrams. open set, openest, pontees, posteen, poteen
  6. As nouns the difference between glucose and pentose. is that glucose is while pentose is (carbohydrate) a sugar or saccharide containing five carbon atoms
  7. e) being projected from the strand. This means that in each strand of DNA you will find Deoxyribose Pentose Sugar, Phosphate Group, and Nitrogenous Bases

Nucleotides (nitrogen base + pentose sugar + phosphoric acid) Each nucleotide is made up of three subunits pentose sugar, nitrogen base, and phosphoric acid. Pentose Sugar. It is a five-carbon monosaccharide. The nucleotides of RNA contain ribose sugar. On the other hand, the nucleotides of DNA contain Deoxyribose sugar. Nitrogen Bas 1. Rates of absorption of two hexose (D-glucose and D-galactose) and two pentose (D-xylose and D-arabinose) sugars were measured by in vivo perfusion, in jejunum, ileum and (distal) caecum, in immature hens conditioned to either a standard (ST) or high fibre (ST + 20% grass) diet. 2. Each bird was

Dietary pentose sugars derived from the digestion of nucleic acids may be metabolized through the pentose phosphate pathway, and the carbon skeletons of dietary carbohydrates may be converted into glycolytic/gluconeogenic intermediates. In mammals, the PPP occurs exclusively in the cytoplasm The Pentose (5-carbon) Sugars Dr. Weeks' Comment: Even among nutritionally astute colleagues, there is a common misunderstanding about sugars in general and hexose (6 carbon) and pentose (5 carbon) sugars in particular. Here below is a note from a lady whose nutritional advice has helped thousands of people Pentose Sugars | Nitrogenous Bases | Structure of DNA | Lecture 6 - YouTube. This video explains The Pentose Sugars { Ribose & Deoxyribose } and the Nitrogenous bases present in Nucleic Acids. 2) Pentose Sugar: The sugar molecule or a monosaccharide with five carbon atoms is known as pentose sugar. The pentose sugar in nucleic acid is an aldose sugar. The nucleic acid, which contains a ribose sugar, is RNA, and the nucleic acid, which contains a Beta-\({\rm{2′}}\)-deoxyribose sugar, is called DNA

Pentoses - an overview ScienceDirect Topic

The potent pentose content of kabocha is what makes BochaSweet™ truly unique. The kabocha has been extensively studied to be one of nature's most potent superfoods due to its low insulin index. The kabocha is the absolute best source for an all-natural sugar alternative because of its potent pentose content Pentose sugars, such as xylose, and hexose sugars, such as glucose, can be effectively fermented to L-alanine

Pentose sugar definition of pentose sugar by Medical

The pentose phosphate pathway can use any available molecules of glucose-6-phosphate, whether they are produced by glycolysis or other methods. Cellular respiration overview. Now, we are ready to enter the first of two phases of the pentose phosphate pathway: 1) The oxidative phase and 2) The non-oxidative phase What does pentose mean? Any of a class of monosaccharides having five carbon atoms per molecule and including ribose and several other sugars Growth and ethanol fermentation ability on hexose and pentose sugars and glucose effect under various conditions in thermotolerant yeast Kluyveromyces marxianus Appl Microbiol Biotechnol . 2011 May;90(4):1573-86. doi: 10.1007/s00253-011-3218-2 Cellulose is a homopolymer of glucose (Glc), while hemicellulose is composed of hexose sugars—glucose, mannose (Man), and galactose (Gal)—and pentose sugars—xylose (Xyl) and arabinose (Ara; Saha 2003)

Pentose is a five-carbon simple carbohydrate (monosaccharide). An example of a pentose sugar would be ribose in RNA and deoxyribose in DNA. There are 2 types of pentoses; ketopentoses and aldopentoses Abstract. 1. The reactions of the pentose phosphate cycle were investigated by the intraportal infusion of specifically labelled [14 C]glucose or [14 C]ribose into the liver of the anaesthetized rabbit.The sugars were confined in the liver by haemostasis and metabolism was allowed to proceed for periods up to 5min The pentose sugars D-xylose and L-arabinose are by abundance the second and third sugars (after glucose) in dry plant biomass (lignocellulose) and in general on the planet. Several different pathways of D-xylose and L-arabinose catabolism in yeasts are known Nucleotides are the building blocks of DNA, RNA and nucleic acids . They are made up of phosphate groups essential for nucleotide polymerization (with a strong negative charge), pentose sugars (that in polymer biochemical structures creates a sugar backbone) and a nitrogenous base that differs in each nucleotide

Removal of pentose sugars through feedstock pre-treatment 47, engineering pentose catabolism into C. thermocellum, or through co-culturing with pentose-fermenting thermophiles 16,48 would all. A pentose sugar is a monosaccharide (the simplest form of carbohydrate that cannot be hydrolyzed further) that contains five carbon atoms. The prefix penta- indicates this five carbon structural. Pentose sugar- A pentose sugar is a monosaccharide with 5 carbon atoms. Pentose sugars are the deoxyribose sugars, which are part of nucleotides in DNA. Answered By . toppr. Upvote(0) How satisfied are you with the answer? This will help us to improve better. answr. Get Instant Solutions, 24x7

Which one is a pentose sugar? - AskingLot

Glucose Is Sometimes Diverted throughthe Pentose Phosphate Pathway. The pentose phosphate pathway is an alternative to glycolysis and differs from it in several important ways. In glycolysis, one of our most important concerns was the production of ATP Pentose sugars, such as xylose, and hexose sugars, such as glucose, can be effectively fermented to L-alanine. patents-wipo. 5-Methyluridine contains a thymine base joined to a ribose pentose sugar. WikiMatrix. A polymer composed of pentose sugars is called a pentosan. WikiMatrix Diet and from glucose (and other sugars) via the Pentose Phosphate Pathway. Is the Pentose Phosphate Pathway just about making ribose sugars from glucose? (1) Important for biosynthetic pathways using NADPH, and (2) a high cytosolic reducing potential fro Besides, what is the pentose sugar in DNA? Ribose and Deoxyribose. The 5-carbon sugars ribose and deoxyribose are important components of nucleotides, and are found in RNA and DNA, respectively. The sugars found in nucleic acids are pentose sugars; a pentose sugar has five carbon atoms. A combination of a base and a sugar is called a nucleoside Assimilated pentose sugars accumulated in pentose phosphate pathway (PPP) intermediates with minimal flux into glycolysis. Simultaneous feeding of xylose and arabinose revealed an unexpected hierarchy among the pentose sugars, with arabinose utilized preferentially over xylose

Pentose sugars inhibit metabolism and increase expression

  1. Pentose phosphate pathway occurs in the cytosol (cytoplasm) of the cell. In plants, most steps take place in plastids. There are two distinct phases in the pathway. The first is the oxidative phase, in which the generation of NADPH takes place, and the second is the non-oxidative phase in which the synthesis of 5-carbon sugars occurs
  2. d ourselves that when we talk about uh pantos sugars, so some.
  3. literature on pentose sugar conversion into ethanol, the present article deals with the crucial parameters for developing an indigenous pentose sugars fermentation technology. Here we review the methods of hemicelluloses hydrolysis and the conversion of pentose sugars into ethanol, micro-organisms for ethanol production, methods use
  4. Pentose Phosphate Pathway • Like glycolysis it occurs in cytosol • Oxidation is achieved by dehydrogenation using NADP+, not NAD+ • Its carried out in 2 step: - Irreversible oxidative phase: 3 molecules of glucose-6-phosphate give rise to 3 molecules of CO2 and 3 5-carbon sugars
  5. The pentose sugar in DNA and RNA has the Open chain str | The pentose sugar in DNA and RNA has the. A. Open chain structure. B. Pyranose structure. C. Furanose structure. D. None of the above. Please scroll down to see the correct answer and solution guide. Right Answer is: C. SOLUTION

Is Sucrose a pentose? - AskingLot

  1. Watch complete video answer for Pentose sugar in nucleic acid was discovered by of Biology Class 12th. Get FREE solutions to all questions from chapter THE GENETIC MATERIAL
  2. The pentose sugar in DNA is deoxyribose and in RNA it is ribose. The difference between the sugars is the presence of the hydroxyl group on the second carbon of the ribose and hydrogen on the second carbon of the deoxyribose
  3. pentose - any monosaccharide sugar containing five atoms of carbon per molecule. monosaccharide, monosaccharose, simple sugar - a sugar (like sucrose or fructose) that does not hydrolyse to give other sugars; the simplest group of carbohydrates
  4. What does pentose mean? Any of a class of monosaccharides having five carbon atoms per molecule and including ribose and several other sugars
  5. Nucleotides, the monomer units of RNA and DNA, consist of a pentose sugar, either ribose in RNA or deoxyribose in DNA, a phosphate group, and a nitrogenous base. As the name implies, a pentose is a 5-membered, puckered ring. Attached to the ring is the phosphate group, which is a phosphorous atom with 4 covalently attached oxygen atoms

Furthermore, the phospho- gluconate dehydrogenase inhibitor 6-aminonicotinamide almost completely prevented induction of NRT2.1 and NRT1.1 by sucrose, indicating that glucose-6-P metabolization within the oxidative pentose phosphate pathway is required for generating the sugar signal Hexose vs. Pentose-Kohlenhydrate sind eine Gruppe von Verbindungen, die als Polyhydroxyaldehyde und -ketone oder Substanzen definiert werden, die zu Polyhydroxyaldehyden und -ketonen hydrolysieren. Kohlenhydrate sind die am häufigsten vorkommenden organischen Moleküle auf der Erde. Sie sind die Quelle chemischer Energie für lebende Organismen Linear (oxidative) portion of the Pentose Phosphate Pathway The Pentose Phosphate Pathway (also called Phosphogluconate Pathway, or Hexose Monophosphate Shunt) is depicted with structures. The linear portion of the pathway carries out oxidation and decarboxylation of glucose-6-phosphate, producing the 5-C sugar ribulose-5-phosphate

Pentose phosphate pathway - YouTube

pentose sugars. Our findings provide insights into the metabolic fate of different sugar substrates, which may provide a foundation toward enhancing clostridial biofuel production from sugar mix The repeating, or monomer, units that are linked together to form nucleic acids are known as nucleotides. The deoxyribonucleic acid (DNA) of a typical mammalian cell contains about 3 × 10 9 nucleotides. Nucleotides can be further broken down to phosphoric acid (H 3 PO 4), a pentose sugar (a sugar with five carbon atoms), and a nitrogenous base (a base containing nitrogen atoms) Rhamnose is a naturally occurring deoxy sugar. It can be classified as either a methyl-pentose or a 6-deoxy-hexose. Rhamnose occurs in nature in its L-form as L-rhamnose. This is unusual, since most of the naturally occurring sugars are in D-form. Exceptions are the methyl pentoses L-fucose and L-rhamnose and the pentose L-arabinose

glucose vs pentose - what is differen

(biochemistry) an organic molecule in which a nitrogenous heterocyclic base (or nucleobase), which can be either a double-ringed purine or a single-ringed pyrimidine, is covalently attached to a five-carbon pentose sugar (deoxyribose in DNA or ribose in RNA). When the phosphate group is covalently attached to the pentose sugar, it forms a nucleotide. The ethanol-producing bacterium Zymomonas mobilis was metabolically engineered to broaden its range of fermentable substrates to include the pentose sugar xylose. Two operons encoding xylose assimilation and pentose phosphate pathway enzymes were constructed and transformed into Z. mobilis in order to generate a strain that grew on xylose and efficiently fermented it to ethanol 2. catabolism of pentose sugars from the diet 3. synthesis of pentose sugars for nucleotides biosynthesis 4. catabolism and synthesis of less common four - and seven-carbon sugars. Where do those the pentose pathway take place? The cytoplasm. Two stages of pentose phosphate pathway

Glucose vs Pentose - What's the difference? WikiDif

Neither inhibitor had an effect on glucose dissimilation, and NADPH + H + generation occurred directly from the oxidation of glucose-6-phosphate (to 6-phosphoglucono-δ-lactone) by glucose-6phosphate dehydrogenase. The pentose phosphate pathway subsequently permits the direct oxidative decarboxylation of glucose to pentoses What is the direct metabolic precursor to the pentose phosphate pathway and what pathway does it originate from? A) Glucose, Glycolysis B) Glucose-6-Phosphate, Glycolysis C) Oxaloacetate, TCA Cycle D) Citrate, TCA Cycl Citation: Shin M, Park H, Kim S, Oh EJ, Jeong D, Florencia C, Kim KH, Jin Y-S and Kim SR (2021) Transcriptomic Changes Induced by Deletion of Transcriptional Regulator GCR2 on Pentose Sugar Metabolism in Saccharomyces cerevisiae. Front. Bioeng. Biotechnol. 9:654177. doi: 10.3389/fbioe.2021.65417

a)The pentose phosphate pathway generates NADH. c) The rate-limiting reaction of the pentose phosphate pathway is catalyzed by glucose-6-phosphatase. d)The pathway supplies ribose-5-phosphate and NADPH in the quantities the cells requires. e) The pathway is highly active in the fasting state Individual nucleoside triphosphates combine with each other by a covalent bond known as 5′-3′- phosphodiester bonds or linkages whereby the phosphate group attached to the 5′ carbon of the pentose sugar of one nucleotide bonds to the hydroxyl grou.. cycle, and net have this turn CO2 and generate a pentose-- glucose, fructose, combine them to make a sucrose, or a bunch of glucose that we can build as alpha-1,4 polymers to make starch, depending on the organism and how it chooses to store its sugars. So that is the Calvin cycle The pentose phosphate pathway (PPP) is a metabolic pathway which takes place in the cytosol. It degrades glucose 6-phosphate and provides NADPH and pentoses. NADPH is similar to NADH in structure (only a phosphate group differs), but they have very different biochemical roles. NADH serves as an electron carrier Transketolase also known as TK encoded by the TKT gene is an enzyme of both the pentose phosphate pathway in all organisms and the Calvin cycle of photosynthesis.It catalyzes two important reactions, which operate in opposite directions in these two pathways. In the first reaction of the non-oxidative pentose phosphate pathway, the cofactor thiamine diphosphate accepts a 2-carbon fragment from.

Video: There Are 3 Types Of Bonds In DNA Double Helix Structur

DNA Structure Definition and Function Guidance Corne

ketotriose vs aldopentose - what is the differenc Integrated queryable database for plant genomics. description The branch of the pentose-phosphate shunt which involves the oxidation of glucose 6-P and produces ribulose 5-P, reduced NADP+ and carbon dioxide (CO2) 北京电子科技职业学院特色库-检索结果 登录.

Absorption of hexose and pentose sugars in vivo in

  1. Glucose transporters (GLUT) are the first rate-limiting step in glycolysis [Figure 1] and often regulate cellular metabolism in general by limiting intracellular glucose flux [15].There are 14 distinct isoforms of GLUTs which vary based on tissue localization and affinity for glucose [15].Normal thyroid cells express GLUT 1, 3, 4, and 10 [16-19].GLUT 4 and 10 have not been found to be.
  2. It is not many years since the six-carbon sugar dextrose, commonly called glucose, was available only on the shelves of the chemist. Dextrose was, of course, known as a normal component of the blood and as an occasional abnormal component of diabetic urine. It was recognized as an ingredient of..
  3. A common example of a pentose is ribose, which is used by the body as a source of energy. This type of sugar is sometimes supplemented to boost athletic performance, and is also used as a medical treatment for a number of conditions such as fibromyalgia. Pentose sugars are a class of monosaccharides
  4. The pentose phosphate shunt has two phases, the oxidative phase (reactions 21 - 23), in which NADPH and pentose-5-phosphate are generated, and the non-oxidative phase (reactions 24 - 28), in which unused pentose-5-phosphate can be converted to other sugar intermediates and then returned to the glycolytic pathway as glyceraldehyde-3-phosphate.
  5. Pentose sugars will accumulate and remain unfermented in the media during the SSF process. If carried out in a fed-batch mode, sequential utilization by the host microorganism results in a consecutive repeat of SSF and pentose fermentation which does not truly achieve a full integration of hydrolysis and fermentation

Pentose phosphate pathway - Wikipedi

The 5-carbon sugars ribose and deoxyribose are important components of nucleotides, and are found in RNA and DNA, respectively. The sugars found in nucleic acids are pentose sugars; a pentose sugar has five carbon atoms The pentose sugar is the main component to which the nitrogenous base and the phosphate groups are attached. The pentose sugar could be ribose or deoxyribose. The deoxyribose sugar lakes hydroxyl group at the second carbon. Nitrogenous bases are attached to the first carbon of sugar by a C-N bond Difference Bacteria, Virus, Fungi Hormones and Steroids Neurotransmitters Vitamins and Nutrients Sugars Monosaccharides Disaccharides Oligosaccharides Physics Fundamental Physical Constants SI-Unit System Unit Conversion Unit Prefixe BOCHASWEET™ is the scientifically perfected extraction of pentose from the kabocha utilizing a low temperature, all natural process. Daily consumption of BochaSweet™ will provide your body with a pure source of energy and helps to support healthy blood sugar levels

Is Glucose Is A Pentose? DiabetesTalk

  1. Recombinant Escherichia coli engineered for production of L-lactic acid from hexose and pentose sugars. Download. Related Papers. Fermentation of sugar mixtures using Escherichia coli catabolite repression mutants engineered for production of L -lactic acid. By N. Nichols and Bruce Dien
  2. a pentose (five-carbon) sugar; a phosphate group; Each nitrogenous base in a nucleotide is attached to a sugar molecule, which is attached to one or more phosphate groups. DNA and RNA A nucleotide is made up of three components: a nitrogenous base, a pentose sugar, and one or more phosphate groups. Carbon residues in the pentose are numbered 1.
  3. Meaning of Pentose Phosphate Pathway. Pentose phosphate pathway is defined as the metabolic pathway that occurs in all living organisms, and it utilizes the first intermediate product of glycolysis, i.e. Glucose 6-phosphate for the production of NADPH (by the reduction of coenzyme NADP) and a Pentose sugar.. Phases. In the Pentose phosphate pathway, there are two phases, namely oxidative and.
  4. e which sugar is a pentose or hexose. A pentose reacts with acid and is converted to furfural which condenses with orcinol in the presence of ferric ions to yield a bluish green colour

Pentose Sugars Nitrogenous Bases Structure of DNA

Furthermore, the phosphogluconate dehydrogenase inhibitor 6-aminonicotinamide almost completely prevented induction of NRT2.1 and NRT1.1 by sucrose, indicating that glucose-6-P metabolization within the oxidative pentose phosphate pathway is required for generating the sugar signal Escherichia coli possesses a number of proteins that transport sugars out of the cell. We identified 31 candidate sugar efflux transporters based on their similarity to known sugar efflux transporters. We then tested whether these transporters affect arabinose and xylose metabolism. We identified 13 transporters - setC, cmr, ynfM, mdtD, yfcJ, yhhS, emrD, ydhC, ydeA, ybdA, ydeE, mhpT, and. Pentose Sugar. The sugar present in a nucleotide chain is a pentose sugar. The pentose sugar in the structural moiety of the polynucleotide chain can be either deoxyribose or ribose sugar. Both deoxyribose and ribose sugars are the five-carbon monosaccharides or pentoses, which occur in the DNA and RNA, respectively. The structural difference. Pentose phosphate pathway (PPP) or Hexose mono-phosphate (HMP) shunt. • Pentose phosphate pathway is an alternative pathway to glycolysis and TCA cycle for oxidation of glucose. • It is a shunt of glycolysis. • It is also known as hexose monophosphate (HMP) shunt or phosphogluconate pathway


Nucleic Acids: Types, Functions, Structure, Importance

The oxidation of glucose without direct consumptions occur by pentose phosphate pathway Thus, this pathway generate Ribose sugar, ATP, two NADPH The pentose phosphate pathway is an optional path for the oxidation of glucose. In mammals, NADPH acts as universal reducing agent in anabolic pathwa Ribose is a single-ring pentose [5-C] sugar.The numbering of the carbon atoms runs clockwise, following organic chemistry rules. Note the absence of the hydroxyl (-OH) group on the 2' carbon in the deoxy-ribose sugar in DNA as compared with the ribose sugar in RNA Define pentose. pentose synonyms, pentose pronunciation, pentose translation, English dictionary definition of pentose. n. Any of a class of monosaccharides having five carbon atoms per molecule and including ribose and several other sugars

Powdered Bochasweet™ Sugar Replacemen

Mitochondrial oxidative stress increases fluxes through pentose phosphate pathway and glucose anaplerosis. (a) Schematic of the labeling pattern from [1, 2 − 13 C 2]glucose isotope tracer for measurement of a relative pathway strength between glycolysis and the pentose phosphate pathway. (b) Relative strength of pentose phosphate pathway is. A nucleotide consists of a phosphate, pentose sugar, and a heterocyclic amine. Adenosine 5'-monophosphate (AMP): The phosphoric acid forms a phosphate-ester bond with the alcohol on carbon #5 in the pentose. A nitrogen in the heterocyclic amines displaces the -OH group on carbon #1 of the pentose The pentose phosphate pathway (PPP; also called the phosphogluconate pathway and the hexose monophosphate shunt) is a process that breaks down glucose-6-phosphate into NADPH and pentoses (5-carbon sugars) for use in downstream biological processes. During this process, two molecules of NADP+are reduced to NADPH

Video Solution: A nitrogenous base is linked to the pentose sugar through `:`. 21.7 k. 1.1 k. Answer. Step by step video & text solution for A nitrogenous base is linked to the pentose sugar through : by Biology experts to help you in doubts & scoring excellent marks in Class 12 exams. Text Solution A pentose sugar is a monosaccharide with 5 carbon atoms. Pentose sugars are the deoxyribose sugars, which are part of nucleotides in DNA. References ↑ Berg J., Tymoczko J and Stryer L. (2012) Biochemistry, 7th edition, New York: WH Freeman (p330 A nucleotide consists of a pentose sugar, a phosphate group, and four nitrogenous bases. Physiological chemicals. A novel method of deriving synthesized heparin type substances led to the development of sulphanated pentose sugar made essentially from the bark of beechwood trees. Glycobiology - 21st Century Styl The pathway can be considered in two phases: the irreversible oxidative phase comprising the reactions catalyzed by glucose 6-phosphate dehydrogenase, lactonase and 6-phosphogluconate dehydrogenase; and the reversible, non-oxidative phase involving the rest of the pathway, then: Regulation of the pentose phosphate pathway: The flow of metabolites through the pathway is regulated at the glucose. Introduction. The pentose phosphate pathway is primarily catabolic and serves as an alternative glucose oxidizing pathway for the generation of NADPH that is required for reductive biosynthetic reactions such as those of cholesterol biosynthesis, bile acid synthesis, steroid hormone biosynthesis, and fatty acid synthesis.The pentose phosphate pathway can also function as an anabolic pathway. (2017). Bioconversion of hemicelluloses of lignocellulosic biomass to ethanol: an attempt to utilize pentose sugars. Biofuels: Vol. 8, Biofuels in the future bioeconomy, pp. 431-444