Results 51 to 60 of about 5,034,587 (402)

Immunolocalization of steroidogenic enzymes in the vaginal mucous of Galea spixii during the estrous cycle. [PDF]

open access: yes, 2017
BackgroundThe synthesis of sex steroids is controlled by several enzymes such as17α-hydroxylase cytochrome P450 (P450c17) catalyzing androgen synthesis and aromatase cytochrome P450 (P450arom) catalyzing estrogen synthesis, both of which must complex ...
Assis Neto, Antônio Chaves de   +5 more
core   +1 more source

Formation of Enzyme-Enzyme Heteroconjugates

open access: yesAgricultural and Biological Chemistry, 1984
Enzyme-enzyme heteroconjugates of phosphoglyceromutase, enolase and pyruvate kinase, which sequentially act to produce ATP in the glycolytic pathway, were constructed with a bifunctional reagent, N-succinimidyl 3-(2-pyridyldithio)propionate. The conjugates of phospho-glyceromutase-enolase, enolase-pyruvate kinase and phosphoglyceromutase-enolase ...
Katsuzumi Okumura   +3 more
openaire   +3 more sources

Determination of Volatile Organic Compounds and Antibacterial Activity of the Amazonian Cyanobacterium Synechococcus sp. Strain GFB01

open access: yesMolecules, 2020
Cyanobacteria exhibit great biotechnological potential due to their capacity to produce compounds with various applicability. Volatile organic compounds (VOCs) possess low molecular weight and high vapor pressure.
Samuel Cavalcante do Amaral   +4 more
doaj   +1 more source

Nature's therapy for COVID-19: Targeting the vital non-structural proteins (NSP) from SARS-CoV-2 with phytochemicals from Indian medicinal plants

open access: yesPhytomedicine Plus, 2021
Background: Containing COVID-19 is still a global challenge. It has affected the ''normal'' world by targeting its economy and health sector. The effect is shifting of focus of research from life threatening diseases like cancer. Thus, we need to develop
Pratap Kumar Parida   +2 more
doaj   +1 more source

Fungal cellulase; production and applications: minireview [PDF]

open access: yes, 2018
Cellulose is the most abundant biomaterial derived from the living organisms on the earth; plant is the major contributor to the cellulose pool present in the biosphere. Cellulose is used in variety of applications ranging from nanomaterials to biofuel
Ahmed Amer, Bibi Aasia
core   +1 more source

Insights into PI3K/AKT signaling in B cell development and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
This Review explores how the phosphoinositide 3‐kinase and protein kinase B pathway shapes B cell development and drives chronic lymphocytic leukemia, a common blood cancer. It examines how signaling levels affect disease progression, addresses treatment challenges, and introduces novel experimental strategies to improve therapies and patient outcomes.
Maike Buchner
wiley   +1 more source

Substrate-Specific Inhibition Constants for Phospholipase A2 Acting on Unique Phospholipid Substrates in Mixed Micelles and Membranes Using Lipidomics. [PDF]

open access: yes, 2019
Assaying lipolytic enzymes is extremely challenging because they act on water-insoluble lipid substrates, which are normally components of micelles, vesicles, and cellular membranes.
Armando, Aaron   +2 more
core   +6 more sources

Making tau amyloid models in vitro: a crucial and underestimated challenge

open access: yesFEBS Letters, EarlyView.
This review highlights the challenges of producing in vitro amyloid assemblies of the tau protein. We review how accurately the existing protocols mimic tau deposits found in the brain of patients affected with tauopathies. We discuss the important properties that should be considered when forming amyloids and the benchmarks that should be used to ...
Julien Broc, Clara Piersson, Yann Fichou
wiley   +1 more source

Purification and biochemical characterization of a novel thermostable protease from the oyster mushroom Pleurotus sajor-caju strain CTM10057 with industrial interest

open access: yesBMC Biotechnology, 2019
Background Proteases are hydrolytic enzymes that catalyze peptide linkage cleavage reactions at the level of proteins and peptides with different degrees of specificity. This group draws the attention of industry.
Maroua Omrane Benmrad   +8 more
doaj   +1 more source

The phenomenon of degeneration of industrial Trichoderma reesei strains

open access: yesBiotechnology for Biofuels, 2021
Background Even if the loss of production capacity of a microorganism is said to be a serious problem in various biotechnology industries, reports in literature are rather rare. Strains of the genera Trichoderma reesei are used for large-scale production
R. Martzy   +4 more
doaj   +1 more source

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