[PDF] Top 20 Dificultades para la cooperación universidad-empresa: el caso de Bizkaia

... The results of testing the derivative strains for effectiveness in nitrogen fixation (Table 2) are based on four replicate tubes and show that the four parent strains gave [r] ... See full document

... The mutants which grew on the basal medium +streptomycin were amongst those that were obtained by exposing the original strain to streptomycin. Streptomycin- resistant mutants were [r] ... See full document

... (Rhizobium trifolii, Rhizobium phaseoli, Rhizobium leguminosarum and Bradyrhizobium ...japonicum).The study revealed that by a series of morphological and biochemical test conducted, ... See full document

... of phage resistance poses an inevitable threat to the effi- cacy of phage ...of phage combinations that impose high genetic barriers to resistance and/or high compensatory fitness costs may miti- gate ... See full document

... The origin of phages could be comparable to the origin of their bacterial hosts making them a very old population, originating more than three billion years ago. Most tailed phages share a common gene pool due to a ... See full document

... from a nodule recovered from the roots of the an- nual clover T. rueppellianum growing in Ethiopia in 1963. This strain is a good representative of one of the six centers of biodiversity, Africa, and can be used to ... See full document

... (Liriomyza trifolii), root knot nematodes (Meloidogyne ...(Liriomyza trifolii, Burgess) (Diptera: Agromyzidae) invaded in India recently and poses a serious threat to Indian ... See full document

... For phage 4105, phage development was sensitive to both lipiarmycin and rifampin in wild-type cells and resistant to both drugs in resistant mutant cells, leading to the conclusion that [r] ... See full document

... The pot experiment with soil was carried out for evaluation of the interrelationship between introduced and indigenous rhizobia focusing on their competitiveness in nodulation. Trifolium pratense, tetraploid cultivar ... See full document

... tive on the South American perennial clover T. polymorphum Poir. Here we describe the features of R. leguminosarum bv. trifolii strain WSM597, together with genome sequence information and annotation. The ... See full document

... Bacteriophages are a diverse group of viruses which are easily manipulated, and therefore have potential uses in biotechnology, research, and therapeutics. It is a fact that, now, from years ago, we have reached a ... See full document

... The methods include use of: integration- and lysis-deIective phage mutants, heat-killed bacteria to eliminate free phage, direct plating of phage and bacteria, replica- [r] ... See full document

... al. 1993; Turpin et al. 1993) but has yet to be linked with Bitton, G. and Dutka, B.J. (1986) Introduction and review of metal stress. If Rhizobium and other soil bacteria enter a microbial and biochemical ... See full document

... Out of the nine selected isolates, two (1/2, 9/2) were isolated from root nodules of clover culti- vated in production area of plant breeding station, seven strains were isolated from clover growing in natural meadows. ... See full document

... TABLE OF CONTENTS Declaration 1 Acknowledgements ii Abstract iv CHAPTER 1 - INTRODUCTION 1.1 1 The physiology of the nodulation process: infection 1.2 Nodule development 1.3 A genetic an[r] ... See full document

... Eleven genes marked with asterisk in Table 3 demonstrated high level of transcription at 10°C in Northern hybridizations. Those are SCOTS 19, 26, 25, 12, 79, and 60 etc. SCOTS 19 was RNA polymerase sigma factor 54 (σ 54 ... See full document

... 20 nitrogenase and leghaemoglobin, no gene products required specifically for the nodulation process between Rhizo b ium and legumes have been identified and no "symbiotic" genes have be[r] ... See full document

... The contrast between the diversity of nodD types in the soil (Table 2) and in the nodule populations (Table 1) is all the more striking because of the relative uniformity of the various samples from nodules. All four of ... See full document

... 6: The effect of the presence of plants on the transfer of the symbiotic plasmid from Rhizobium leguminosarum bv trifolii strain ICMP2163::Tn5 to R.loti soil isolate NR40 in Ashurst silt[r] ... See full document

... 6: The effect of the presence of plants on the transfer of the symbiotic plasmid from Rhizobium leguminosarum bv trifolii strain ICMP2163::Tn5 to R.loti soil isolate NR40 in Ashurst silt[r] ... See full document