Browse our collection of papers in
Biology

Select number of records per page:  

C/N/1112. Termites and their features

WORDS:
560
DATE:
2014
PRICE:
9.99 GBP

The paper offers an illustrated overview of the termite family describing the types and features of the insects, presenting examples of termite mounds, and providing interesting facts about termites. The paper has no references.

 

KEYWORDS: Termites, insects,

 

C/N/1111. Effects of hypoxia on VEGF production

WORDS:
3400
DATE:
2014
PRICE:
39.99 GBP

The paper examines the effects of hypoxia on the production of vascular endothelial growth factor (VEFG) calculating the actual increase in the concentration of VEFG under normal and hypoxic conditions. The materials and methods of the experiment are described, its findings are discussed.

 

KEYWORDS: Hypoxia, VEGF, vascular endothelial growth factor,

 

C/N/1109. Role of caspase 3 in mediating apoptosis and inflammation in renal cells: potential clinical applications

WORDS:
310
DATE:
2014
PRICE:
9.99 GBP

The paper looks at the use of activated caspase3 as a biomarker for estimating the degree of ischaemic damage and viability of non-heart beating donor kidneys. The paper has no references.

 

KEYWORDS: caspase 3, apoptosis, inflammation, renal cells, clinical, applications,

 

C/N/1108. Poster presentation. Role of human memory B Lymphocytes in anti-polysaccharide and anti-protein immune response

WORDS:
380
DATE:
2014
PRICE:
9.99 GBP

The paper offers presentation notes for a 1-slide poster “Role of human memory B Lymphocytes in anti-polysaccharide and anti-protein immune response” reporting on an experiment aimed to evaluate whether these lymphocytes are involved in responses to the antigens in soluble and particulate form and whether IgM memory B lymphocytes are exclusively involved in responses to TI Ags (1). Information is presented about the background, methods and results of the experiment.

 

KEYWORDS: Poster, presentation, human memory, B Lymphocytes, anti-polysaccharide, anti-protein, immune response,

 

C/N/1107. Detection of Mycotoxins in Aspergillus parasiticus

WORDS:
900
DATE:
2014
PRICE:
9.99 GBP

The paper reports on the experiment that was aimed to evaluate the efficiency of methods used to detect aflatoxins in food samples, i.e. the method of immunoaffinity columns and the method of thin layer chromatography. Materials, methodology and results of the experiment are described.

 

KEYWORDS: Detection, Mycotoxins, Aspergillus parasiticus,

 

C/N/1104. Health effects of nitrate and nitrite in foodstuffs

WORDS:
7100
DATE:
2014
PRICE:
79.99 GBP

The paper examines the effects of nitrate (NO3-) and nitrite (NO2-) compounds on human health analysing nitrate and nitrite levels in drinking water, vegetables and cured meat. An experiment is conducted using high performance liquid chromatography (HPLC) and ion chromatography (IC). Literature is reviewed on related biochemical and medical research. Conclusions are made about the need of public awareness with regard to food habits and potential risk of toxicity caused by high nitrogen intakes.

 

KEYWORDS: Health effects, nitrate, nitrite, foodstuffs, water, vegetables, meat,

 

C/N/1102. Bacterial transformation with pGFP and purification of protein: practical report

WORDS:
1950
DATE:
2014
PRICE:
19.99 GBP

The paper reports on the practical devoted to the transformation of E coli bacterium with pGFP, isolation of transformed cells and purification of protein GFP from the cells. The step-by-step methodology of the experiment is detailed, its results are discussed.

 

KEYWORDS: Bacterial, transformation, pGFP, purification, protein, practical,

 

C/N/1099. Influence of polypropylene packaging and storage temperature on shelf-life of okra

WORDS:
1500
DATE:
2014
PRICE:
19.99 GBP

The paper examines the effect of packaging and storage temperature on the shelf-life of okra, edible green seed pods. Ideal packaging solution and storage temperature are considered, an experiment is conducted to assess whether polypropylene film packaging can be used effectively to extend the shelf-life of okra. The design, materials and methods of the experiment are described, its results are discussed.

 

KEYWORDS: Polypropylene, packaging, storage temperature, shelf-life, okra,

 

C/N/1097. Restriction digestion of DNA: experiment report

WORDS:
990
DATE:
2014
PRICE:
9.99 GBP

The paper looks at the technique of restriction fragment length polymorphism (RFPL) using it to analyse two samples of viral DNA when subjected to EcoRI digestion. Materials, methods and results of the experiment are reviewed discussing differences in virulent and avirulent DNA fragmentation.

 

KEYWORDS: Restriction, digestion, DNA, RFPL, EcoRI, fragmentation,

 

C/N/1095. Food fermentation and mycotoxins: experiment report

WORDS:
890
DATE:
2014
PRICE:
9.99 GBP

The paper looks at harmful mycotoxins produced by Aspergillus moulds reporting on the experiment that aimed to detect the presence of alfatoxins in a white rice sample with Aspergillus Niger. The materials and methods of the experiment are described, its results are discussed.

 

KEYWORDS: Food, fermentation, mycotoxins, experiment, Aspergillus,

 

C/N/1090. Structural Basis for Interaction between Innate Recognition Molecule CD14 and Associated Receptors in Response to Infection Caused by Gram Negative Bacteria

WORDS:
2950
DATE:
2014
PRICE:
29.99 GBP

The paper examines the structural basis for the interaction between the innate recognition molecule CD14 and associated receptors in response to infection caused by gram negative bacteria. Information is provided about cellular and molecular components involved in immune response against bacteria. Modern structural techniques used to elucidate the interaction between bacteria and molecules of the immune system are detailed. Controversial issues of immunology are addressed.

 

KEYWORDS: Structural, Basis, Innate Recognition Molecule, CD14, Receptors, Infection, Gram Negative Bacteria, immune,

 

S/PS/365. Role of sexual selection in human evolution

WORDS:
2550
DATE:
2014
PRICE:
29.99 GBP

The paper argues whether sexual selection could be considered as the primary driving force of human evolution. An overview of Darwin’s natural selection theory is presented, theories of physical evolution resulting from sexual selection are critically reviewed, psychological, biological and genetic aspects of sexual preferences and reproductive behaviours are discussed.

 

KEYWORDS: sexual selection, human evolution, Darwin, psychological,

 

C/N/1087. Sensory physiology: colour perception and afterimage

WORDS:
1150
DATE:
2014
PRICE:
19.99 GBP

The paper looks at the physiology of colour perception examining the determination of red colour by the human eye, identifying mechanisms responsible for the production of the afterimage, and explaining why afterimages appear green.

 

KEYWORDS: Sensory, physiology, colour, perception, afterimage,

 

C/N/1074. Sensory physiology: colour perception and afterimage

WORDS:
1150
DATE:
2014
PRICE:
19.99 GBP

The paper looks at the physiology of colour perception examining the determination of red colour by the human eye, identifying mechanisms responsible for the production of the afterimage, and explaining why afterimages appear green.

 

KEYWORDS: Sensory, physiology, colour, perception, afterimage,

 

C/N/1072. Polymerase chain reaction

WORDS:
520
DATE:
2014
PRICE:
9.99 GBP

The paper looks at the polymerase chain reaction (PCR) used in DNA studies providing description of the technique and discussing its applications.

 

KEYWORDS: Polymerase chain reaction, PCR, DNA,

 

C/N/1069. Role of viral receptors in tissue tropism, pathogenicity and virus neutralisation

WORDS:
1550
DATE:
2014
PRICE:
19.99 GBP

The paper looks at the pathogenesis and transmission of viruses through viral receptors evaluating the importance of the initial virus-host interaction in determining viral tropism, pathogenicity and neutralisation. Examples are provided of viruses and their mechanisms.

 

KEYWORDS: viral receptors, tissue, tropism, pathogenicity, virus neutralisation,

 

C/N/1068. Role of genetic makeup in worker wasps' predisposition to eusociality

WORDS:
790
DATE:
2014
PRICE:
9.99 GBP

The paper looks at the system of eusociality in the insect kingdom examining whether there is an evolutionary link between maternal and worker wasp behaviour. The phenomenon of eusociality is defined, the research hypothesis is formulated, references are made to the analysis of brain expression of particular genes in wasps.

 

KEYWORDS: Genetic, makeup, wasps, eusociality,

 

C/N/1064. Determination of iron in breakfast cereal by flame AAS: laboratory report

WORDS:
640
DATE:
2014
PRICE:
9.99 GBP

The paper reports on a laboratory experiment of using flame AAS to determine the levels of iron in breakfast cereal. The aims and procedure of the experiment are described, its results are discussed.

 

KEYWORDS: Iron, breakfast cereal, flame AAS, laboratory,

 

C/N/1061. Effect of Potato in Salt Water

WORDS:
1200
DATE:
2014
PRICE:
19.99 GBP

The paper reports on an experiment that was conducted to investigate the impact of salt solution on the osmotic activity of fresh peeled potato soaked in salt water. The materials and methods of the experiment are described, conclusions are made about the diffusion of salt into potato cells.

 

KEYWORDS: Potato, salt, water, osmotic, diffusion,

 

C/N/1060. PCR method of Bacillus cereus detection in food

WORDS:
1350
DATE:
2014
PRICE:
19.99 GBP

The paper addresses concerns related to food poisoning caused by Bacillus cereus and the need of quality control measures to eliminate bacteria from food. An experiment is conducted using the PCR method to detect B.cereus in rice samples. The materials and procedure of the experiment are detailed, its results are discussed making conclusions about the effectiveness of the PCR method.

 

KEYWORDS: PCR, Bacillus cereus, detection, food,

 

C/N/1058. Structural basis of interaction between recognition molecule CD14 and associated receptors of infection caused by gram-negative bacteria

WORDS:
2950
DATE:
2014
PRICE:
29.99 GBP

The paper looks at the agents of invasive infection caused by gram-negative bacteria examining the interaction between lipopolysaccharide (LPS) and a variety of receptors including CD14, TLR4 and MD2. Structural determinants of CD14, TLR4 and MD2 features are identified using the X-ray crystallography technique for their recognition.

 

KEYWORDS: Structural, basis, interaction, innate recognition molecule, CD14, receptors, infection, gram-negative bacteria,

 

C/N/1056. Analysis of article “Surface expressed invariant chain (CD74) is required for internalisation of human leukocyte antigen-DR molecules to early endosomal compartments” by Moldenhauer et al

WORDS:
1350
DATE:
2014
PRICE:
19.99 GBP

The paper offers analysis and interpretation of data presented in the article “Surface expressed invariant chain (CD74) is required for internalisation of human leukocyte antigen-DR molecules to early endosomal compartments” by Moldenhauer et al published in the “Immunology” journal. The results of the research and its experimental design are analysed considering experimental errors that could distort the accuracy of the data and suggesting experimental designs to advance the study.

 

KEYWORDS: Analysis, article, Surface expressed invariant chain, CD74, internalisation of human leukocyte antigen-DR molecules, early endosomal compartments, Moldenhauer et al,

 

C/N/1053. Determination of moisture in food: laboratory report

WORDS:
1000
DATE:
2014
PRICE:
19.99 GBP

The paper offers a laboratory report on the determination by oven and infrared (IR) heating of the moisture content in a selection of foodstuffs. The materials and methods of the experiment are described, its results are discussed presenting calculations of moisture content in food samples.

 

KEYWORDS: Moisture, food, laboratory,

 

C/N/1052. Biochemistry and clinical potential of soy protein and isoflavones

WORDS:
6900
DATE:
2014
PRICE:
69.99 GBP

The paper looks at soy protein and isoflavones, i.e. drivatives of compounds found in soybean, as future drug targets. The statistics of the soybean production is briefly reviewed. Isoflavones’ metabolism and mechanisms of action are described focusing on the clinical application of soy protein and isoflavones in the treatment of colonic cancer, cardiovascular disease, menopausal vasomotor symptoms, etc. The potential of soy protein and isoflavones is explored, their side effects are discussed.

 

KEYWORDS: Biochemistry, clinical, potential, soy protein, isoflavones,

 

C/N/1046. Detection of Bacillus Cereus and its toxins in rice: comparison of traditional, immunological and PCR methods

WORDS:
1200
DATE:
2014
PRICE:
19.99 GBP

The paper reports on a laboratory experiment aimed to detect Bacillus Cereus bacterium and its toxins in rice comparing the use of the polymerase chain reaction (PCR) method, immunoassay method and traditional plate count method of detection. Conclusions are made about the accuracy of the plate count method compared to PCR and immunoassay techniques.

 

KEYWORDS: Detection, Bacillus Cereus, toxins, rice, traditional, immunological, PCR, polymerase chain reaction, method,