We also found that atabcg22 plants were more suspectible to drought stress than wild-type plants. AtABCG22 was expressed in aerial organs, mainly guard cells, in which the gene expression pattern was consistent with the mutant phenotypes. Using double mutants, we investigated
the genetic relationships between the mutations. The atabcg22 mutation further increased the water loss of srk2e/ost1 mutants, which were defective in ABA signalling in guard cells. Also, the atabcg22 mutation enhanced the phenotype of nced3 mutants, which were defective in ABA biosynthesis. Accordingly, the additive roles of AtABCG22 functions in ABA signalling and ABA biosynthesis are discussed.”
“Thirty-six micro-organisms, ARS-1620 molecular weight represented by fungi and yeasts strains, were isolated from heavy metal-contaminated sites in Tangier, Morocco. Filamentous fungi
isolated belonged to the genera Aspergillus, Penicillium, Fusarium, Alternaria and Geotrichum. They were screened for their resistance to heavy metals. The results revealed that the majority of the isolates were resistant to Pb, Cr, Cu and Zn, whereas to Cd, only the fungus Penicillium sp. was able to grow. The level of resistance depended on the isolate tested, as well as the site of its isolation. Minimum inhibitory concentrations (MICs) for Pb(2+), Cr(6+), Cu(2+) selleck chemicals llc and Zn(2+) were also determined. Aspergillus and Penicillium isolates were the most tolerant to the heavy metals and exhibited strong growth, often exceeding the https://www.selleckchem.com/products/lb-100.html control (isolates grown in agar medium without heavy metals). Their MIC ranged from 20-25 mM for Pb, followed by 15-20 mM both for Cu and Zn and 10-15 mM for Cr. These fungi have shown a high level of resistance to all metals tested, which makes them attractive potential candidates for further investigations regarding their ability to remove metals from contaminated
“Sacrocolpopexy, be it laparoscopic or abdominal, is associated with a risk of mesh extrusion. We report an interesting case of mesh extrusion with subsequent removal of the mesh from the vagina by the patient. We take this opportunity to review the literature regarding incidence, predisposing factors and complications of sacrocolpopexy mesh extrusion with specific reference to this case.”
“In situ phenol pertraction with 1-octanol has been experimentally studied to improve the production of the model component phenol by a recombinant strain of Pseudomonas putida S12. When the phenol concentration in the reactor reaches 2 mM, the cells in fermentations without phenol removal are inhibited in growth and phenol production. Growth and phenol production stop after approximately 80h at a phenol concentration in the reactor of 3.8 mM. When phenol is removed from the fermentation broth by pertraction, a lower maximum aqueous phenol concentration of 2.6 mM is achieved, while the total phenol production increases to 132%, as compared to the fermentation without pertraction.