https://commons.ufh.ac.za/vital/access/manager/Index ${session.getAttribute("locale")} 5 Reviewing strategies in/for ESD policy engagement: Agency reclaimed https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43834 Wed 24 Apr 2024 13:42:48 SAST ]]> Co-designing research on transgressive learning in times of climate change https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43833 Wed 24 Apr 2024 13:40:22 SAST ]]> Molecular identification of Azolla invasions in Africa: The Azolla specialist, Stenopelmus rufinasus proves to be an excellent taxonomist https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72182 Wed 24 Apr 2024 11:09:47 SAST ]]> The importance of long-term post-release studies in classical biological control: Insect–plant monitoring and public awareness of water hyacinth management (Pontederia crassipes) in Dique Los Sauces, Argentina https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72187 Wed 24 Apr 2024 11:06:30 SAST ]]> Two in one: cryptic species discovered in biological control agent populations using molecular data and crossbreeding experiments https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72191 Wed 24 Apr 2024 11:04:51 SAST ]]> The effects of silica based nanoparticles on the photophysicochemical properties, in vitro dark viability and photodynamic therapy study of zinc monocarboxyphenoxy phthalocyanine https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50828 Wed 15 May 2024 10:40:27 SAST ]]> Synthesis and dark toxicity of 5-(4-carboxyphenyl)-10, 15, 20-tris (phenyl)-porphyrinato chlorido gallium (III) when conjugated to δ-aminolevulinic acid https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50789 Wed 15 May 2024 10:39:34 SAST ]]> Photophysicochemical properties of nanoconjugates of zinc (II) 2 (3)-mono-2-(4-oxy) phenoxy) acetic acid phthalocyanine with cysteamine capped silver and silver–gold nanoparticles https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44764 Wed 15 May 2024 10:38:45 SAST ]]> Effects of pluronic silica nanoparticles on the photophysical and photodynamic therapy behavior of triphenyl-p-phenoxy benzoic acid metalloporphyrins https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50756 0.05 indicated that ZnP is significantly different than GaP and SiP.]]> Wed 15 May 2024 10:37:50 SAST ]]> “Turn on” fluorescence enhancement of Zn octacarboxyphthaloyanine-graphene oxide conjugates by hydrogen peroxide https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44994 Wed 12 Apr 2023 16:44:27 SAST ]]> Schools performing against the odds https://commons.ufh.ac.za/vital/access/manager/Repository/vital:55694 Wed 08 May 2024 19:50:15 SAST ]]> “Turn on” fluorescence enhancement of Zn octacarboxyphthaloyanine-graphene oxide conjugates by hydrogen peroxide https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50881 Wed 08 May 2024 15:39:47 SAST ]]> Synthesis and singlet oxygen production by a phthalocyanine when embedded in asymmetric polymer membranes https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44765 Wed 08 May 2024 15:39:17 SAST ]]> Physicochemical and antimicrobial photodynamic chemotherapy of unsymmetrical indium phthalocyanines alone or in the presence of magnetic nanoparticles https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44818 Wed 08 May 2024 15:38:49 SAST ]]> Fluorescence properties of alloyed ZnSeS quantum dots overcoated with ZnTe and ZnTe/ZnS shells https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50868 Wed 08 May 2024 15:38:24 SAST ]]> Electrode modification using nanocomposites of electropolymerised cobalt phthalocyanines supported on multiwalled carbon nanotubes https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44780 Wed 08 May 2024 15:38:00 SAST ]]> Synthesis, Characterization, and Electronic Structures of Porphyrins Fused with Polycyclic Aromatic Ring Systems https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50827 Wed 08 May 2024 15:22:03 SAST ]]> Synthesis, characterization and electrochemistry of rhodium (iii) complexes of meso-substituted [14] tribenzotriphyrin (2.1. 1) https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50899 Wed 08 May 2024 15:21:25 SAST ]]> Synthesis and photophysicochemical properties of BODIPY dye functionalized gold nanorods for use in antimicrobial photodynamic therapy https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50778 Wed 08 May 2024 15:20:36 SAST ]]> Spectroscopic investigations and theoretical calculations of DABCO induced xanthene bridged self-assembled zinc (II) porphyrin dimer https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50866 Wed 08 May 2024 15:19:59 SAST ]]> Photophysical properties of tetraphenylporphyrinsubphthalocyanine conjugates https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50869 Wed 08 May 2024 15:19:27 SAST ]]> Optically active BODIPYs https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50833 Wed 08 May 2024 15:18:44 SAST ]]> MCD spectroscopy and TD-DFT calculations of magnesium tetra-(15-crown-5-oxanthreno)-phthalocyanine https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50867 Wed 08 May 2024 15:17:55 SAST ]]> Efficient energy transfer in ethynyl bridged corrole–BODIPY dyads https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50883 Wed 08 May 2024 15:17:16 SAST ]]> Aggregation control of robust water-soluble zinc (II) phthalocyanine-based photosensitizers https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50757 Wed 08 May 2024 15:16:32 SAST ]]> A chiral hemiporphyrazine derivative https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50831 Wed 08 May 2024 15:15:58 SAST ]]> Acoustic biosensors https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72793 Tue 28 May 2024 14:21:22 SAST ]]> Developing biosensors in developing countries: South Africa as a case study https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72794 Tue 28 May 2024 14:20:43 SAST ]]> Plasmodium falciparum Hsp70-z, an Hsp110 homologue, exhibits independent chaperone activity and interacts with Hsp70-1 in a nucleotide-dependent fashion https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72802 Tue 28 May 2024 14:17:31 SAST ]]> Supplementary Material Synthesis and biological evaluation of (E)-cinnamic acid,(E)-2-styrylthiazole and (E)-2-[2-(naphthalen-1-yl) vinyl] thiazole derivatives https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72803 10 cells/cm. Each experiment normally includes a blank control, containing medium without the cells.28,45 Non-contaminated HeLa cells (6.57 x 105 cells per well) in media were allowed to grow in the incubator under an atmosphere of 5% CO2 at 37 0C for 24 h. To each well was dispensed 200 µL of HeLa culture, containing 6.57 x 105 cells under LabEAir laminar flow hood (Vivid Air, South Africa); 20 µL of resazurin dye (Sigma TOX-8) and test compound (50 µL) were added, which were then incubated in the presence of 5% CO2 at 37 0C for 24 hours in a shaker, to enhance the distribution of the dye. The absorbance of each well was measured with Bio-tek Power Wave X fluorometer (Beijing, China), and increases in fluorescence was monitored at a wavelength of 590 nm, using an excitation wavelength of 560 nm.]]> Tue 28 May 2024 14:16:45 SAST ]]> Comparative studies on photophysical and optical limiting characterizations of low symmetry phthalocyanine linked to Fe 3 O 4–Ag core–shell or hybrid nanoparticles https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44785 Tue 19 Oct 2021 14:38:28 SAST ]]> Nonlinear optical behavior of neodymium mono-and bi-nuclear phthalocyanines linked to zinc oxide nanoparticles and incorporated into poly acrylic acid https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44783 Tue 19 Oct 2021 14:16:53 SAST ]]> Conjugation of azide-functionalised CdSe/ZnS quantum dots with tetrakis (5-hexyn-oxy) Fe (II) phthalocyanine via click chemistry for electrocatalysis https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44782 Tue 19 Oct 2021 14:08:27 SAST ]]> A comparative physicochemical study of unsymmetrical indium phthalocyanines in the presence of magnetic nanoparticles or quantum dots https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44781 Tue 19 Oct 2021 13:15:53 SAST ]]> Electrode modification using nanocomposites of boron or nitrogen doped graphene oxide and cobalt (II) tetra aminophenoxy phthalocyanine nanoparticles https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44777 Tue 19 Oct 2021 12:37:18 SAST ]]> Characterization and Electrocatalytic Activity of Nanocomposites Consisting of Nanosized Cobalt Tetraaminophenoxy Phthalocyanine, Multi‐walled Carbon Nanotubes and Gold Nanoparticles https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44773 Tue 19 Oct 2021 12:21:30 SAST ]]> Synthesis and physicochemical properties of zinc and indium phthalocyanines conjugated to quantum dots, gold and magnetic nanoparticles https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44771 Tue 19 Oct 2021 12:06:52 SAST ]]> Optical limiting response of multi-walled carbon nanotube-phthalocyanine nanocomposite in solution and when in poly (acrylic acid) https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44770 Tue 19 Oct 2021 11:57:50 SAST ]]> Ecological knowledge among communities, managers and scientists: Bridging divergent perspectives to improve forest management outcomes https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43802 Tue 18 Jul 2023 22:13:02 SAST ]]> Development and assessment of a USP Apparatus 3 dissolution test method for sustained-release Nevirapine matrix tablets https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44271 80% NVP was released from the tablets over the test period. The NVP release rate increased with an increase in the mesh pore size; however, the extent of release was not affected by this parameter. Dissolution test samples were analyzed using HPLC, and dissolution methods were validated for NVP stability in the dissolution medium, specificity, linearity and range, repeatability, intermediate precision, and accuracy as defined by ICH. The dissolution method used for testing NVP tablets can be regarded as an appropriate tool for the evaluation of sustained-release (SR) NVP formulations and the impact of formulation composition and product quality attributes on drug release.]]> Tue 14 May 2024 11:01:21 SAST ]]> Sentential negation in South African Sign Language: A case study https://commons.ufh.ac.za/vital/access/manager/Repository/vital:68013 Tue 14 May 2024 09:48:31 SAST ]]> Morphological variations in southern African populations of Myriophyllum spicatum: Phenotypic plasticity or local adaptation? https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72184 Tue 14 May 2024 05:17:50 SAST ]]> Teaching and Learning of ‘Water for Agriculture’in Primary Schools in Lesotho, South Africa and Zimbabwe https://commons.ufh.ac.za/vital/access/manager/Repository/vital:68222 Tue 10 Oct 2023 09:30:18 SAST ]]> Antibacterial effects of Alchornea cordifolia (Schumach. and Thonn.) Müll. Arg extracts and compounds on gastrointestinal, skin, respiratory and urinary tract pathogens https://commons.ufh.ac.za/vital/access/manager/Repository/vital:45563 Tue 07 May 2024 15:51:12 SAST ]]> Partial cold treatment of citrus fruit for export risk mitigation for Thaumatotibia leucotreta (Lepidoptera: Tortricidae) as part of a systems approach https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72094 Tue 07 May 2024 09:29:59 SAST ]]> The good African society index https://commons.ufh.ac.za/vital/access/manager/Repository/vital:69157 Tue 07 May 2024 08:59:03 SAST ]]> Citizen Monitoring of the NWRS2. WRC report 2313 https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72920 Tue 04 Jun 2024 08:37:32 SAST ]]> Fundisa for Change teacher professional development programme https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72922 Tue 04 Jun 2024 08:36:13 SAST ]]> Enhancing Life Sciences Teachers’ Biodiversity Knowledge https://commons.ufh.ac.za/vital/access/manager/Repository/vital:68296 Thu 28 Sep 2023 12:48:29 SAST ]]> Nonlinear optical response of a low symmetry phthalocyanine in the presence of gold nanoparticles when in solution or embedded in poly acrylic acid polymer thin films https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44779 Thu 20 Jul 2023 10:54:01 SAST ]]> Nonlinear optical behavior of alkyne terminated phthalocyanines in solution and when embedded in polysulfone as thin films: effects of aggregation https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44817 Thu 20 Jul 2023 10:54:00 SAST ]]> Collaborative learning of water conservation practices: cultivation and expansion of a learning network around rainwater harvesting demonstration sites in the Eastern Cape, South Africa https://commons.ufh.ac.za/vital/access/manager/Repository/vital:68720 Thu 18 Jan 2024 09:15:41 SAST ]]> Case Studies for UNECCC, UNESCO and CEE The COPART Climate Train https://commons.ufh.ac.za/vital/access/manager/Repository/vital:68622 Thu 16 May 2024 05:36:49 SAST ]]> Improvement of nonlinear optical properties of phthalocyanine bearing diethyleneglycole chains https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50769 Thu 11 Aug 2022 12:48:26 SAST ]]> Graphene quantum dots functionalized with 4-amino-2, 2, 6, 6-tetramethylpiperidine-N-oxide as fluorescence “turn-on” nanosensors https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50773 Thu 11 Aug 2022 12:47:20 SAST ]]> Editorial https://commons.ufh.ac.za/vital/access/manager/Repository/vital:68214 Sat 15 Jun 2024 09:30:02 SAST ]]> The photobleaching of the free and encapsulated metallic phthalocyanine and its effect on the photooxidation of simple molecules https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50755 Sat 07 May 2022 15:13:32 SAST ]]> Electrode modification using alkyne manganese phthalocyanine and click chemistry for electrocatalysis https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44763 Sat 04 Dec 2021 12:33:10 SAST ]]> The interaction between graphene quantum dots grafted with polyethyleneimine and Au@ Ag nanoparticles https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44775 Sat 04 Dec 2021 12:26:41 SAST ]]> Interaction of graphene quantum dots with 4-acetamido-2, 2, 6, 6-tetramethylpiperidine-oxyl free radicals https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44810 Sat 04 Dec 2021 12:25:46 SAST ]]> Fluorescence behavior of nanoconjugates of graphene quantum dots and zinc phthalocyanines https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44784 Sat 04 Dec 2021 12:25:18 SAST ]]> Was Myriophyllum spicatum L.(Haloragaceae) recently introduced to South Africa from Eurasia? https://commons.ufh.ac.za/vital/access/manager/Repository/vital:72242 Mon 29 Apr 2024 09:29:22 SAST ]]> The optical limiting of blue and green ytterbium double-decker phthalocyanines in solution and in poly (acrylic acid) as thin films https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44767 Mon 18 Oct 2021 14:53:59 SAST ]]> Development of nanocomposites of phosphorus-nitrogen co-doped graphene oxide nanosheets and nanosized cobalt phthalocyanines for electrocatalysis https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44766 Mon 18 Oct 2021 14:45:50 SAST ]]> Electrocatalytic activity of nanocomposites of sulphur doped graphene oxide and nanosized cobalt phthalocyanines https://commons.ufh.ac.za/vital/access/manager/Repository/vital:44762 Mon 18 Oct 2021 14:12:30 SAST ]]> The GULLS project: a comparison of vulnerabilities across selected ocean hotspots and implications for adaptation to global change https://commons.ufh.ac.za/vital/access/manager/Repository/vital:71906 Mon 13 May 2024 15:15:36 SAST ]]> Enhanced nonlinear optical responses of zinc diaminopyrimidin-2-ylthio phthalocyanine conjugated to AgxAuy alloy nanoparticles https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50829 Mon 09 May 2022 13:48:49 SAST ]]> Synthesis and optical limiting properties of new lanthanide bis-and tris-phthalocyanines https://commons.ufh.ac.za/vital/access/manager/Repository/vital:50795 Mon 09 May 2022 10:37:55 SAST ]]> Unpacking Pandora’s box: Understanding and categorising ecosystem disservices for environmental management and human wellbeing https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43801 Mon 08 Aug 2022 08:55:51 SAST ]]> Natural resource use, incomes, and poverty along the rural–urban continuum of two medium-sized, South African towns https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43646 Mon 08 Aug 2022 08:50:34 SAST ]]> Incorporation of environmental issues in South Africa’s municipal Integrated Development Plans https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43393 Mon 08 Aug 2022 08:47:16 SAST ]]> Knowledge, perceptions and willingness to control designated invasive tree species in urban household gardens in South Africa https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43389 Mon 08 Aug 2022 08:46:47 SAST ]]> Impacts of HIV/AIDS on food consumption and wild food use in rural South Africa https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43385 Mon 08 Aug 2022 08:44:13 SAST ]]> Effects of the invasive shrub, Lantana camara, on soil properties in the Eastern Cape, South Africa https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43391 Mon 08 Aug 2022 08:40:14 SAST ]]> Distribution and use of cash income from basket and mat crafting: Implications for rural livelihoods in the Eastern Cape, South Africa https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43388 Mon 08 Aug 2022 08:36:35 SAST ]]> Can local use assist in controlling invasive alien species in tropical forests?: The case of Lantana camara in southern India https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43387 Mon 08 Aug 2022 08:33:41 SAST ]]> Allelopathic effects of Lantana camara on indigenous forest species in South Africa https://commons.ufh.ac.za/vital/access/manager/Repository/vital:43818 Mon 08 Aug 2022 08:30:15 SAST ]]> Encompassing the relative non-target risks from agents and their alien plant targets in biological control assessments https://commons.ufh.ac.za/vital/access/manager/Repository/vital:71496 Fri 26 Apr 2024 11:05:07 SAST ]]> Temperature-dependent performance and potential distribution of Pareuchaetes insulata, a biological control agent of Chromolaena odorata in South Africa https://commons.ufh.ac.za/vital/access/manager/Repository/vital:71505 Fri 26 Apr 2024 10:14:22 SAST ]]> Screening of entomopathogenic fungi against citrus mealybug, Plannococcus citri (Hemiptera: Pseudococcidae) https://commons.ufh.ac.za/vital/access/manager/Repository/vital:70333 Fri 26 Apr 2024 10:13:41 SAST ]]> Nitrogen fertilisation improves growth of Chromolaena odorata (Asteraceae) and the performance of the biological control agent, Pareuchaetes insulata (Erebidae) https://commons.ufh.ac.za/vital/access/manager/Repository/vital:71393 Fri 26 Apr 2024 10:13:17 SAST ]]> Heterogeneity in virulence relationships between Cryptophlebia leucotreta granulovirus isolates and geographically distinct host populations: Lessons from codling moth resistance to CpGV-M https://commons.ufh.ac.za/vital/access/manager/Repository/vital:71500 Fri 26 Apr 2024 10:12:02 SAST ]]> Entomopathogenic fungi as control agents of Thaumatotibia leucotreta in citrus orchards: field efficacy and persistence https://commons.ufh.ac.za/vital/access/manager/Repository/vital:71497 Fri 26 Apr 2024 10:11:39 SAST ]]> Pathogens, disease, and the social-ecological resilience of protected areas https://commons.ufh.ac.za/vital/access/manager/Repository/vital:71341 Fri 10 May 2024 14:41:47 SAST ]]>