Hani Al‐Ahmad

ORCID: 0000-0003-3954-9335
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Research Areas
  • Genetically Modified Organisms Research
  • Plant tissue culture and regeneration
  • CRISPR and Genetic Engineering
  • Transgenic Plants and Applications
  • Bioenergy crop production and management
  • Biofuel production and bioconversion
  • Insect Resistance and Genetics
  • Plant Molecular Biology Research
  • Animal Genetics and Reproduction
  • Plant Gene Expression Analysis
  • Plant biochemistry and biosynthesis
  • Plant pathogens and resistance mechanisms
  • Plant-Microbe Interactions and Immunity
  • Plant Pathogens and Resistance
  • Allelopathy and phytotoxic interactions
  • Legume Nitrogen Fixing Symbiosis
  • Microbial Metabolic Engineering and Bioproduction
  • Plant Virus Research Studies
  • Piperaceae Chemical and Biological Studies
  • Plant Reproductive Biology
  • Plant and animal studies
  • Catalysis for Biomass Conversion
  • Seed Germination and Physiology
  • Biochemical and biochemical processes
  • Plant Disease Management Techniques

An-Najah National University
2007-2020

University of Tennessee at Knoxville
2007-2017

Weizmann Institute of Science
2004-2009

National Library of Israel
2007

Abstract Some transgenic crops can introgress genes into other varieties of the crop, to related weeds or themselves remain as ‘volunteer’ weeds, potentially enhancing invasiveness weediness resulting offspring. The presently suggested mechanisms for transgene containment allow low frequency gene release (leakage), requiring mitigation continued spread. Transgenic (TM), where a desired primary is tandemly coupled with mitigating that are positive neutral crop but deleterious hybrids and...

10.1046/j.1365-294x.2004.02092.x article EN Molecular Ecology 2004-01-29

Abstract Background One theoretical explanation for the relatively poor performance of Brassica rapa (weed) × napus (crop) transgenic hybrids suggests that hybridization imparts a negative genetic load. Consequently, in load could overshadow any benefits fitness enhancing transgenes and become limiting factor hybrid persistence. Two types were analyzed this study: random/linkage-derived load, directly incorporated using mitigation (TM) strategy. In order to measure effects random...

10.1186/1472-6750-9-93 article EN cc-by BMC Biotechnology 2009-10-31

Summary Transgenic oilseed rape ( Brassica napus ) plants may remain as ‘volunteer’ weeds in following crops, complicating cultivation and contaminating crop yield. Volunteers can become feral well act a genetic bridge for the transfer of transgenes to weedy relatives. mitigation using genes that are positive or neutral crop, but deleterious weeds, should prevent volunteer establishment, previously intimated tobacco Nicotiana tabacum model. A transgenically mitigated (TM), dwarf,...

10.1111/j.1467-7652.2005.00152.x article EN other-oa Plant Biotechnology Journal 2005-08-16

Summary Transgenic oilseed rape ( Brassica napus ) plants can interbreed with nearby weedy rapa , potentially enhancing the weediness and/or invasiveness of subsequent hybrid offspring. We have previously demonstrated that transgenic mitigation effectively reduces fitness dwarf and herbicide‐resistant B. volunteers. now report efficacy such a tandem construct, including primary gene dwarfing mitigator gene, to preclude risks establishment in related weed its backcross progeny. The...

10.1111/j.1467-7652.2005.00153.x article EN Plant Biotechnology Journal 2005-08-16

Transient assay systems using protoplasts have been utilized in several plant species and are a powerful tool for rapid functional gene analysis biochemical manipulations. A protoplast system has not used switchgrass (Panicum virgatum L.), even though it is bioenergy crop that received considerable attention. Here we report the first protocol to isolate large numbers of viable from both leaves roots two genotypes. Furthermore, demonstrate transient expression PEG-mediated DNA uptake isolated...

10.1002/biot.200700189 article EN Biotechnology Journal 2007-12-06

The NEP1 gene encoding a fungal toxin that successfully conferred hypervirulence when transformed into Colletotrichum coccodes (Wallr.) Hughes attacking Abutilon theophrasti (L.) Medic. was tested to ascertain if it would enhance pathogenicity of Fusarium species Orobanche aegyptiaca Pers. parasitising crops.None the oxysporum (#CNCM I-1622) transformants hypervirulent. new but unnamed sp. I-1621--previously identified as F. arthrosporioides) killed more rapidly than wild type. Transformed...

10.1002/ps.1736 article EN Pest Management Science 2009-03-16

The establishment of an efficient in vitro propagation system for the conservation Mediterranean Mandragora autumnalis is highly desirable due to its scarcity, besides potential medicinal and pharmacological properties. In a separate unpublished study, this species has proved be resistant laboratory plant regeneration from vegetative tissue cultures; therefore, alternative decoated seed (i.e., endosperm enclosed zygotic embryo) germination approach was conducted study. Pre-cold treatment M....

10.3390/plants9101339 article EN cc-by Plants 2020-10-10

Nuclear DNA content and genome size are key factors in biology biodiversity, have important implications modern molecular genetic studies. Diesel tree (Copaifera officinalis L.) switchgrass (Panicum virgatum L. cv. Alamo) attractive sources for biofuels production, including biodiesel cellulosic ethanol. On the other hand, horseweed (Conyza canadensis is one of most agriculturally problematic herbicide-resistant weeds worldwide. The nuclear contents (expressed as 1C values) these...

10.35552/anujr.a.31.1.1358 article EN An-Najah University Journal for Research - A (Natural Sciences) 2017-02-01
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