Department of Genetics
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The use of phylogenetic reconstruction as a predictive tool to functionally identify raffinose family oligosaccharide (RFO) producing glycosyltransferases
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Carbohydrate active enzymes (CAZymes) are numerous and diverse enzymes that are involved with the transport, synthesis, and catalysis of carbohydrates. All known and predicted CAZymes are housed on the ... -
Targeted metabolite profiling of pigeon pea (Cajanus cajan) seeds and, toward product (falafel) development
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Global food systems are currently under pressure, not only to meet the demand for food production, but also toward diversifying our selection of crops based on their nutrient profile. Furthermore, the ... -
Genome editing in bread wheat using CRISPR/Cas9
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Bread wheat (Triticum aestivum) is one of the most important food crops consumed by humans, providing approximately 20% of the world’s total caloric intake. However, wheat yields must be increased to ... -
Solving the “Colomerus vitis conundrum”: genetic evidence reveals a complex of highly diverged groups with little morphological differentiation
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Colomerus vitis (Acari: Trombidiformes: Eriophyidae) includes bud, leaf curl, and leaf blister eriophyoid mites that cause significant economic damage to grapevines worldwide. It has been hypothesised ... -
Determining the distribution and genetic diversity of Coguvirus eburi in South African citrus and development of a citrus-infecting coguvirus detection assay
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Citrus virus A (CiVA) is a novel negative-sense single-stranded RNA virus discovered with high- throughput sequencing (HTS). CiVA is classified as a member of the species Coguvirus eburi and is closely ... -
Construction and evaluation of citrus tristeza virus-based gene silencing vectors that target Trioza erytreae and Diaphorina citri
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Citrus greening is an incurable and devastating bacterial disease caused by species of phloem- limited Candidatus Liberibacters, transmitted by two phloem-sap feeding insects, Diaphorina citri and Trioza ... -
Analysis of sugar accumulation under cold stress in Physcomitrium patens
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: Plants adapt to cold temperatures through the process of cold acclimation. Key experimental observations indicate that one of the common elements in cold acclimation are the accumulation of various ... -
Identification, distribution, and genetic diversity of olive lace bugs and olive flea beetles in the Western Cape province of South Africa
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: South Africa is a minor contributor to the olive industry globally. However, that has not stopped the country from making a mark in the industry by achieving several awards for producing the world’s ... -
Using large-scale genomics to improve grain yield in bread wheat forming part of a MS-MARS pre-breeding scheme
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: The wheat crop (Triticum spp.) is cultivated worldwide for various uses. Contributing to the world’s diet about a fifth of the calories and more than half of carbohydrates consumed by humans. With the ... -
Determining the function of MtAMA1, an AGP suspected to play a role in the symbiosis between Medicago truncatula and arbuscular mycorrhizal fungi
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: Arbuscular mycorrhizal fungi (AMF) play a vital role in the health and well-being of over 90% of vascular plants. Proteins that control the novel interfaces that form between the cell walls of both the ... -
Rust and FHB improvement of wheat through marker assisted selection and phenotyping
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: Wheat is one of the most widely cultivated crops of significant economic and nutritional importance. The predicted growth of the human population will result in higher food demands in the future. ... -
Establishing the CRISPR/Cas13a genome editing system in Nicotiana benthamiana for RNA targeting applications
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: Globally, grapevine (Vitis vinifera) is a widely cultivated fruit crop and makes a vital contribution to the South African agricultural sector. Highly susceptible to a plethora of virus species, ... -
Defining the QTL for chill requirement during dormancy and dormancy release in apple (Malus x domestica Borkh.).
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: Dormancy is a physiological stage that all deciduous fruit trees experience during winter. It consists of three sub stages, para-, endo- and ecodormancy. During the endodormic stage, apple trees need ... -
Drivers of gut microbiome diversity in commercially mass-reared black soldier flies
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: The black soldier fly, Hermetia illucens, is a focal species for industrial and commercial mass-rearing owing to the ability of its larvae to convert large quantities of organic waste material into ... -
Analysis of aspects of starch metabolism in Physcomitrella patens
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: Starch is an important polysaccharide produced by plants and is widely used in industry mainly as a food thickener, but also in other important processes, such as the development of textiles and p aper ... -
Hepatic and haemato-biochemical alterations in juvenile Mozambique tilapia (oreochromis mossambicus) on pawpaw (carica papaya) seed meal
(Canadian Center of Science and Education, 2019-06-15)Pawpaw seed meal (PSM) can be used as an antifertility agent in animals, however there is no information on its potential toxicological effect on Mozambique tilapia (O. mossambicus). In this study the effect of PSM on the ... -
Hormonal profile and reproductive parameters of pre-vitellogenic mozambique tilapia (oreochromis mossambicus) on pawpaw (carica papaya) seed meal
(Canadian Center of Science and Education, 2019-06-15)The use of phytochemicals to control precocious maturation and indiscriminate spawning among tilapia species is an important issue in aquaculture. This study investigated the influence of pawpaw (Carica papaya) seed meal ... -
Draft genome sequence of a “candidatus phytoplasma asteris” - related strain (aster yellows, subgroup 16SrI-B) from South Africa
(American Society for Microbiology, 2019-04-25)Here, we report the draft genome sequence of a phytoplasma discovered in grapevine. The genome size is 600,116 nucleotides (nt), with 597 predicted open reading frames. It is most similar to a maize bushy stunt phytoplasma ... -
Global population genetic structure and demographic trajectories of the black soldier fly, Hermetia illucens
(BMC, 2021-05-05)Background: The black soldier fly (Hermetia illucens) is the most promising insect candidate for nutrient-recycling through bioconversion of organic waste into biomass, thereby improving sustainability of protein supplies ... -
Unravelling the interaction between the DRD2 and DRD4 genes, personality traits and concussion risk
(BMJ Publishing Group, 2019)Background: Concussion occurs when biomechanical forces transmitted to the head result in neurological deficits. Personality may affect the balance between safe and dangerous play potentially influencing concussion ...
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