Results 31 to 40 of about 2,796,329 (209)
A Topological Characterization Of Knots and Links Arising From Site-Specific Recombination [PDF]
We develop a topological model of knots and links arising from a single (or multiple processive) round(s) of recombination starting with an unknot, unlink, or (2,m)-torus knot or link substrate.
Jones, JB +3 more
core +2 more sources
Biological features and productivity of Alpaca
Alpaca domestication took place more than 6000 years ago. The Indians of Peru discerned the potential in these animals, tamed them and began to breed. In the past, alpacas were called the ?Inca gold?: they could provide people with all the necessary resources for living.
Ponomareva Arina I., Sycheva Irina N.
openaire +3 more sources
Coxsackievirus A5 (CV-A5) is a re-emerging enterovirus that causes hand, foot, and mouth disease in children under five years of age. CV-A5-M14-611 is a mouse-adapted strain that can infect orally and lead to the death of 14-day-old mice.
Wei-Ping Jin +7 more
doaj +1 more source
A two-stage, two-organism process for biohydrogen from glucose [PDF]
H2 can potentially be produced in a two-stage biological process: the fermentation of glucose by Escherichia coli HD701 and the photofermentation of the residual medium by Rhodobacter sphaeroides O.U. 001. In a typical batch fermentation, E.
Macaskie, LE, Redwood, MD
core +1 more source
Biosynthesis of thiocarboxylic acid-containing natural products. [PDF]
Thiocarboxylic acid-containing natural products are rare and their biosynthesis and biological significance remain unknown. Thioplatensimycin (thioPTM) and thioplatencin (thioPTN), thiocarboxylic acid congeners of the antibacterial natural products ...
Deng, Youchao +9 more
core +1 more source
Influence of different levels of heparin and antithrombin Ⅲ on human coagulation factor Ⅸ activity
Objective To study the effect of different concentrations of heparin, ATⅢ or a mixture of heparin and antithrombin Ⅲ (ATⅢ) (1∶1)on the activity of human coagulation factor Ⅸ (FⅨ).
Changyong JIAN +5 more
doaj +1 more source
Application prospects of the 2BS cell-adapted China fixed rabies virus vaccine strain 2aG4-B40
Background Rabies is a fatal zoonotic disease whose pathogenesis has not been fully elucidated, and vaccination is the only effective method for protecting against rabies virus infection. Most inactivated vaccines are produced using Vero cells, which are
Ying Xu +17 more
doaj +1 more source
First experiences in the application of biopreparations against the cherry fruit fly in Southern Russia in 2007 [PDF]
On the Russian market there are no currently registered biological preparations for the control of Rhagoletis cerasi (cherry fruit fly, CFF), and therefore the effects of natural products against this pest were studied.
Hummel, E., Vasilyeva, L. A.
core
Research of Rational Concentration of Oilseed Crops Meals in the Sandy Dough Semi-finished Product [PDF]
The work studies the rational concentration of meals of soya, sunflower and milk thistle in a sandy dough semi-product for improving healthy properties of ready products (biological value, stomach peristalsis, metabolism, saturation with vitamins and ...
Dzyundzya, O. (Oksana) +9 more
core +3 more sources

