Scale-Up of the Downstream Process for Polyhydroxyalkanoate Copolymer P(HB-co-HHx) Extraction with Nonhalogenated Solvents

Study of the extraction of a copolymer of hydroxybutyrate and hydroxyhexanoate (PHA) using acetone and 2-propanol. Analysis of properties of PHA samples. Substantiation of the efficiency of precipitation of the polymer obtained by double extraction.

Подобные документы

  • The process of increasing eutrophication of the sea. Intensification of recreational activities on the coasts, the development of fishing, an increase in shipping. Consequences affecting the ichthyofauna of the northern part of the Azov-Black Sea.

    статья, добавлен 11.07.2023

  • Consideration of the process of operating with three-dimensional, polymodal images occurring in the center of the brain's thinking. The transformations that led to the formation of two different centers of thought interact harmoniously with each other.

    статья, добавлен 21.11.2022

  • The physiological definition of respiration and its structure. Characterization of physiological changes in the process of breathing in the mountains. Features of regulation of respiration in conditions of high atmospheric pressure and in a hot climate.

    реферат, добавлен 23.09.2016

  • Punica granatum L. is propagated by seeds and cuttings. Propagation of the plant by cuttings is preferred. The main goal of our experiment is to monitor the process of biological development during the reproduction of pomegranate varieties with cuttings.

    статья, добавлен 08.12.2024

  • Test the hypothesis that pathogenesis induced in sensitive plants by ALS- and ACC-inhibiting herbicides is an active process which involves programmed cell death. A reliable marker of PCD is DNA fragmentation, which is carried out by endogenous nucleases.

    статья, добавлен 12.06.2023

  • The identification of a protein from human cell extract which specifically interacts with the apurinic/apyrimidinic site. Characterization of the features of the process forming the Schiff base-mediated adducts which electrophoretic mobility depends.

    статья, добавлен 27.03.2016

  • A leaf cell consists of metabolic compartments. The use of energy from sunlight by photosynthesis is the basis of life. Photosynthesis is an electron transport process. ATP is generated by photosynthesis. Mitochondria are the power station of the cell.

    учебное пособие, добавлен 16.08.2012

  • The influence of crown-ethers on phospholipid composition of erythrocytes and hepatocytes membrane, on the receptors and cyclic nucleotides system of white rats. Increase of phospholipid lysoforms is as a consequence of free radical process activation.

    статья, добавлен 26.09.2016

  • The efficiency of Phytoseiulus persimilis using for biological control of Tetranychus urticae. Feeding behavior and functional response of the predatory mite Phytoseiulus persimilis on developmental stages of two-spotted spider mite Tetranychus urticae.

    статья, добавлен 20.05.2017

  • Formation of the classical paradigm of natural science using the concepts of classical physics: matter, force, interaction, space, time. Factors of the formation of an extensive picture of the material world, the consequences and causes of the process.

    статья, добавлен 02.03.2019

  • The enrichment of the intestinal microbiota with potentially beneficial bacteria - a process that has a beneficial effect on the health of fish. The total viable autochthonous heterotrophic aerobic bacteria level in the intestine of Caspian roach.

    статья, добавлен 18.03.2021

  • T7-like phages as an example of the preservation of the genome. The development of a system to study at the genetic level, interactions of bacteriophages with cells of native and uncommon hosts. Interaction of active phages with propagate their elements.

    творческая работа, добавлен 28.08.2016

  • The peculiarity of the study of metacercariae of trematodes, among which there are species that are potentially dangerous epizootologically and epidemiologically. Bivalves and gastropods are widespread. Conducting research to establish interim hosts.

    статья, добавлен 04.05.2021

  • The improvement of natural phytocenosis productivity, crop quality, protection of their genetic reserve and landscapes, as well as the vegetation study for solution of protection problems on the base of scientific means is of a great importance.

    статья, добавлен 20.09.2024

  • The study of morfogenezis and tmbrions function Puntius titteya Deraniyagala. It has been concluded that the walls of the yolk sac in the caudal part of it undertake rhythmical contractions which outpace the occurrence of the heart bud pulsation.

    статья, добавлен 26.03.2020

  • The results of this study show changes which the egg of Puntius titteya undergoes. Oocyte sampled from the gonad. It has been concluded that such a structure can guarantee a full function during fertilization and during embryogenesis as a protection.

    статья, добавлен 26.03.2020

  • The study of modern representatives of the animal environment in Russia. Description of the characteristics of the species, population, appearance, habitat, food habits and reproduction: brown bears, Amur tigers, lynxes, gray wolves, wolverines, ticks.

    презентация, добавлен 30.09.2015

  • Study of the influence of nitrogen and carbon sources on the synthesis of enzymes. Carrying out a bifractor experiment to determine the optimum concentrations of ammonium sulfate and arabinose in a nutrient medium, which increase the elastolytic activity.

    статья, добавлен 28.09.2016

  • Research the variation in the agronomic practice, crop yields and economic returns indicated in the agrotechniques. Study of basic biological and morphological characteristics of medicinal plants that play a significant role in modern medicine.

    учебное пособие, добавлен 17.11.2016

  • The goldenrod - the plant has been use in the medicine of European countries as a diuretic and antiflogistic remedy. Macroscopic characters of Solidaginis virgaureae herba. Morphological characteristics of goldenrod leaf from different localities.

    статья, добавлен 28.05.2021

  • The history of the discovery in 1886 Ilya Ilyich Mechnikov the first in Russia bacteriological station. The study of comparative pathology of inflammation - one of the causes determining these scientists of the phenomenon of phagocytosis in 1882.

    презентация, добавлен 30.06.2015

  • Biography of Robert Koch. Education and work at Berlin University. Study of microscopic organisms. The wording of the postulates that bind a particular organism with a particular disease. The Nobel Prize for their discoveries in relation to tuberculosis.

    презентация, добавлен 23.11.2015

  • The process of reducing dissimilation sulfate and the accumulation of hydrogen sulphide, role in inflammatory bowel diseases, including ulcerative colitis. The characteristics of these bacteria and their mechanism for reducing dissimilation sulfate.

    статья, добавлен 01.12.2017

  • Study of the characteristics of 3 species belonging to the insects Chrysomelidae family, which are often found in agrocenosis and cause serious damage to plants. Information about some bioecological and phenological characteristics of the mentioned specie

    статья, добавлен 04.09.2024

  • Amyloid fibrils, which include PAP248-286 and PAP85-120 fragments of prostatic acid phosphatase. Studying the features of oligomers of SEVI-forming peptides by constructing their molecular models that have proven their effectiveness in the study of SEVI.

    статья, добавлен 03.03.2023

Работы в архивах красиво оформлены согласно требованиям ВУЗов и содержат рисунки, диаграммы, формулы и т.д.
PPT, PPTX и PDF-файлы представлены только в архивах.
Рекомендуем скачать работу и оценить ее, кликнув по соответствующей звездочке.