Results 71 to 80 of about 2,795,595 (210)

Impact of shortened crop rotation of oilseed rape on soil and rhizosphere microbial diversity in relation to yield decline [PDF]

open access: yes, 2013
Oilseed rape (OSR) grown in monoculture shows a decline in yield relative to virgin OSR of up to 25%, but the mechanisms responsible are unknown. A long term field experiment of OSR grown in a range of rotations with wheat was used to determine whether ...
Keane Gary   +27 more
core   +2 more sources

Extensively Drug-Resistant Tuberculosis, Pakistan

open access: yesEmerging Infectious Diseases, 2010
Frequency of extensively drug-resistant tuberculosis in Pakistan increased from 1.5% in 2006 to 4.5% in 2009 ...
Rumina Hasan   +10 more
doaj   +1 more source

Genetic diversity within Cryptosporidium parvum and related Cryptosporidium species. [PDF]

open access: yes, 1999
To assess the genetic diversity in Cryptosporidium parvum, we have sequenced the small subunit (SSU) rRNA gene of seven Cryptosporidium spp., various isolates of C.
Ananias Escalante   +17 more
core  

Restriction fragment length polymorphism of the D5S4 locus in Italy.

open access: yes, 1990
Five Italian samples were examined for an EcoRI restriction fragment length polymorphism associated with a DNA sequence of unknown function, located on chromosome 5. No significant difference was observed between the samples.
Palmarino R   +3 more
core   +1 more source

The Changing Face of the Epidemiology of Tuberculosis due to Molecular Strain Typing: A Review

open access: yesMemorias do Instituto Oswaldo Cruz, 1997
About one third of the world population is infected with tubercle bacilli, causing eight million new cases of tuberculosis (TB) and three million deaths each year.
Philip N Suffys   +2 more
doaj   +1 more source

Agarose gel electrophoresis for restriction fragment length polymorphism of VDR Fok I.

open access: yes, 2018
Agarose gel electrophoresis for restriction fragment length polymorphism of VDR Fok I.
Hemantha Peiris (3482171)   +3 more
core   +1 more source

PENGGUNAAN TEKNIK PCR DAN RFLP UNTUK DETEKSI DAN ANALISIS KERAGAMAN VIRUS GEMINI PADA TANAMAN TOMAT YANG BERASAL DARI BERBAGAI DAERAH DI JAWA BARAT DAN LAMPUNG

open access: yesJurnal Hama dan Penyakit Tumbuhan Tropika, 2012
The Technique of PCR and RFLP to detection and analysis geminivirus diversity on tomato from growing areas in West Java and Lampung. Geminivirus infection has been reported on various important crops, among others on tomato. Infected plant were collected
Sudiono , Sri Hendrastuti Hidayat, , Rusmilah Suseno2, dan Soemartono Sosromarsono
doaj   +1 more source

Genetic variability among Beauveria brongniartii (Saccardo) Petch isolates fromvarious geographical and host origins based on AFLP analysis [PDF]

open access: yes, 2008
The entomopathogenic hyphomycete Beauveria brongniartii is a promising candidate for biocontrol of economically important agricultural and forest pests.
Reineke, Annette   +2 more
core  

Agarose gel electrophoresis for restriction fragment length polymorphism of VDR Taq I.

open access: yes, 2018
Agarose gel electrophoresis for restriction fragment length polymorphism of VDR Taq I.
Hemantha Peiris (3482171)   +3 more
core   +1 more source

Molecular techniques for the study and diagnosis of parasite infection

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2011
In parasitology, routine laboratory diagnosis involves conventional methods, such as optical microscopy, used for the morphological identification of parasites. Currently, molecular biology techniques are increasingly used to diagnose parasite structures
RG Tavares   +7 more
doaj   +1 more source

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