Vincenzo Landi

Università degli Studi di Bari Aldo Moro | Università di Bari · Dipartimento di Medicina Veterinaria

Due to its geographical position and a highly variable orography, Italy is characterized by several climatic areas and thus, by many different dairy cow farming systems. Brown Swiss cattle, in this context, are a very appreciated genetic resource for their adaptability and low metabolic requirement. The significant heterogeneity in farming systems...

Background Inbreeding depression can adversely affect traits related to fitness, reproduction and productive performance. Although current research suggests that inbreeding levels are generally low in most goat breeds, the impact of inbreeding depression on phenotypes of economic interest has only been investigated in a few studies based on genealo...

The domestic turkey is a native breed in danger of extinction due to the introduction of new breeds specializing in meat production and yield. Turkeys have lost some prominence in urban areas, and only certain breeds of turkeys are preserved in rural areas. Wild and domestic turkeys are different; rural or indigenous turkeys, with black plumage, we...

The Peruvian Paso Horse (CPP) is a breed with a four-stroke gait originating in Peru from the horses that arrived at the time of the conquest of America. The aim of this study was to know the level of inbreeding and the effect on genetic variability in the breed. In total, 8330 animals were analysed that included the population of CPP born in Ecuad...

Shades of grey and brown are a dominant component in mammal coat colours, representing a fundamental trait involved in a great number of processes including cryptism, sexual selection and signalling. The genetic mechanisms of the grey colouration in mammals are very complex and controlled by hundreds of genes whose effects and interactions are stil...

Citation: Bruno, S.; Landi, V.; Senczuk, G.; Brooks, S.A.; Almathen, F.; Faye, B.; Gaouar, S.S.B.; Piro, M.; Kim, K.S.; David, X.; et al. Refining the Camelus dromedarius Myostatin Gene Polymorphism through Worldwide Whole-Genome Sequencing.

Creole sheep represent a strategic genetic resource for populations living in marginal areas under financial restrictions on the American continent. Six Colombian sheep breeds (two wool (BCL-Boyacá and NCL-Nariño, 12 and 14 samples) and four hair (OPCE-Ethiopian, 54 samples; OPCS-Sudan, 74 samples; OPCP-Pelibeuy, 59 samples; OPCW-Wayúu, 24 samples)...

Curraleiro Pé-Duro (CPD) cattle, a Brazilian local breed, are animals that are highly resistant to infectious and parasitic diseases. Strategies for the conservation of the breed and the genetic resistance to diseases should also consider the characteristics of the breed. The objective of this study was to analyze the diversity and population struc...

Climate change is worldwide impacting efficiency and welfare standards in livestock production systems. Considering the sensibility to heat stress reported for different milk production patterns in Italian Brown Swiss, this study aims to evaluate the effect of heat waves of different length on some milk production traits (fat-corrected milk, energy...

This study aimed at testing the genetic capacity against heat stress of Italian Brown Swiss breed using a random regression analysis for fat and protein percentage, protein and fat yield and fat corrected milk yield, energy corrected milk and cheese yield at 24h. A cow a breed can have a different performance in response to different environmental...

The Mediterranean Sea has long been one of the most important natural hubs for the expansion of humans and cultures, representing a crossroads of human migrations since the Neolithic times. Neolithic civilizations probably introduced new livestock species with peculiar productive traits and genetic structure to southwest Europe. However, little is...

Riassunto Un fenotipo peculiare, di seguito denominato per brevità "grigio", che può essere osservato in svariate razze bovine nazionali ed estere, è caratterizzato dal colore fromentino del mantello del vitello alla nascita, colore che successivamente, dopo i primi mesi di vita, vira al grigio più o meno chiaro, per connotarsi, nella fase più matu...

The temperature-humidity index (THI) has been effectively used to estimate the effects of the environment on dairy cows’ efficiency and welfare. Recent studies stated that environmental climatic conditions are able to affect dairy cows’ production also in relation to the duration of this condition, introducing the focus on heatwaves (HW). The prese...

Introduzione Risultati Conclusioni ✓ Il dromedario rappresenta in molti paesi una risorsa fondamentale in grado di garantire produzione di latte, carne, pelle, lana e forza-lavoro anche in condizioni pedo-climatiche difficili. Inoltre, il dromedario trova utilizzo nell'ambito dello sport (in particolare delle corse) e nell'ambito dei concorsi di be...

L’asino di Martina Franca (MF) è forse la razza asinina più emblematica del nostro paese ed è sicuramente quella che ha visto un crescente interesse nel suo allevamento negli ultimi anni. Il suo areale di allevamento è la valle d’Itria, per quanto oggisia diffuso in tutta la Puglia Il Libro Genealogico (LG) risale al 1943. Il suo utilizzo fino agli...

Lo scopo del presente studio era quello di eseguire un'analisi preliminare sui fattori di condizionamento della produzione di latte delle cammelle algerine. Lo studio è stato condotto da marzo 2018 a giugno 2019 per un totale di quindici mesi durante i quali sono stati effettuati controlli giornalieri della resa lattiera mattutina e pomeridiana su...

Il nostro paese rappresenta da sempre un crocevia di diverse culture che hanno lasciato la loro traccia non solo nelle nostre tradizioni ma anche nel variegato panorama genetico zootecnico. Nel Tacco d’Italia, in particolare, è nota e anche molto discussa l’influenza di materiale genetico ovino di tipo Merino importato dalla Spagna sotto la dominaz...

Introduzione Risultati Conclusioni Negli ultimi anni si assiste ad una crescente domanda di proteine di origine animale per l'alimentazione della popolazione umana in costante espansione demografica. In un tale scenario e, a fronte di una crescente domanda da parte della società di alimenti prodotti nel rispetto dell'ambiente, sforzi sono stati fat...

The Martina Franca (MF) donkey breed ranks fourth among the eight recognized Italian donkey breeds. It originated in Apulia, well-known for its use in the production of mules that, until a few decades ago, were used, by the Italian army. The advent of mechanization has led to a signifiant demographic contraction, associated with population fragment...

Merino da Beira Baixa (MBB) is a local endangered breed from the centre of Portugal perfectly adapted to its environmental conditions being an important genetics resources and farming sustainability. Genetic characterization is a very important step to have a picture of population’s dynamics, relationship and structure, status of genetic diversity,...

Numerose razze bovine asiatiche ed europee condividono un fenotipo peculiare, di seguito denominato “grigio”. In considerazione della loro derivazione dal ceppo Podolico, sono caratterizzate dal colore rosso fromentino del mantello del vitello alla nascita. Successivamente, dopo i primi mesi di vita, vira al grigio più o meno chiaro, per connotarsi...

Dromedaries represent an important source of intake in agro-natural zones and due to both their multipurpose aptitude and their marked ability to adapt to harsh and desert conditions, are among the most charming livestock species in terms of climate change and sustainability challenges. Under the frame of the 2019 Illumina® Agricultural Greater Goo...

Taurine and indicine grey cattle represent a relevant livestock resource in many countries of the world. A grey coat color, combined with a pigmented skin, common in most of the grey cattle breeds, has been demonstrated to confer better adaptation to solar radiation and thermal stresses. In a previously published study, adopting the FST-outlier app...

The probative value of animal forensic genetic evidence relies on laboratory accuracy and reliability. Inter-laboratory comparisons allow laboratories to evaluate their performance on specific tests and analyses and to continue to monitor their output. The International Society for Animal Genetics (ISAG) administered animal forensic comparison test...

The temperature-humidity index (THI) is effective in estimating effects of the environment on dairy cows’ efficiency and welfare. Heat waves (HW) have been entered as concept of long duration of warm environ- mental climatic conditions, able to affect dairy cows. The present study aims to estimate the effect of HW on the Italian Brown Swiss (IBS) p...

Artificial selection is one of the major forces modifying the genetic composition of livestock populations. Identifying genes under selection could be useful to elucidate their impact on phenotypic variation. We aimed to identify genomic regions targeted by selection for dairy and pigmentation traits in Murciano‐Granadina goats. Performance of a se...

Susceptibility to diseases is inherited and can be transmitted between populations. Single-nucleotide polymorphism (SNPs) in genes related to immune response is associated with diseases in cattle. This study investigated SNPs in the genomic region of cytokines in 702 samples of Curraleiro Pé-Duro cattle and associated them with the occurrence of an...

Goats have important social and economic roles in many countries because of their ability to survive and be productive in marginal areas. The overarching aim of this study was to compare the application of Wood’s model to different test-day milk recording protocols for estimation of total milk, fat, and protein yield in dairy goats. A total of 465...

For thousands of years, camels have produced meat, milk, and fiber in harsh desert conditions. For a sustainable development to provide protein resources from desert areas, it is necessary to pay attention to genetic improvement in camel breeding. By using genotyping-by-sequencing (GBS) method we produced over 14,500 genome wide markers to conduct...

The agouti signaling protein (ASIP) gene has a crucial role in pigmentation by encoding a protein that binds the melanocortin 1 receptor and stimulates the synthesis of pheomelanin rather than eumelanin. Several studies have suggested that an increased copy number of the ASIP gene might explain the white pigmentation of certain goat breeds, as prev...

Domestic turkey production generally utilises only a few genetically improved lines, and local breeds are severely endangered as a result. Furthermore, the genetic resources of domestic turkeys have not been properly investigated, which could, ultimately, lead to the extinction of local breeds and negatively affect their corresponding genetic diver...

With the aim of assessing bull fertility before or during its use for reproduction under tropical weather conditions where heat stress is present, and correlating it to herd parameters, BSE was carried out to determine which genetic groups of bulls have better reproductive performance. 223 bulls from different genetic groups, Zebu bulls (N = 72), E...

Con el objetivo de analizar la diferenciación y distancia genética entre cerdos criollos venezolanos setomaron muestras de pelo de individuos de Capanaparo (n = 29), Cunaviche (n = 32), Guadarrama (n = 31), ElSocorro (n = 26), Hato Masaguaral (n = 22), Guayabal (n = 31), así como los grupos referenciales Landrace (n = 21),Large White (n = 14), Alen...

Background: In this study, we aimed to investigate the molecular basis of lactation as well as to identify the genetic factors that influence milk yield and composition in goats. To achieve these two goals, we have analyzed how the mRNA profile of the mammary gland changes in seven Murciano-Granadina goats at each of three different time points, i...

Background: In this work, our aim was to generate a map of the copy number variations (CNV) segregating in a population of Murciano-Granadina goats, the most important dairy breed in Spain, and to ascertain the main biological functions of the genes that map to copy number variable regions. Results: Using a dataset that comprised 1036 Murciano-G...

For thousands of years, camels have produced meat, milk, and fiber in harsh desert conditions. For a sustainable development to provide protein resources from desert areas, it is necessary to pay attention to genetic improvement in camel breeding. By using genotyping-by-sequencing (GBS) method we produced over 14,500 genome wide markers to conduct...

Morphological traits are of great importance to dairy goat production given their effect on phenotypes of economic interest. However, their underlying genomic architecture has not yet been extensively characterized. Herein, we aimed to identify genomic regions associated with body, udder, and leg conformation traits recorded in 825 Murciano-Granadi...

Considering casein haplotype variants rather than SNPs may maximize the understanding of heritable mechanisms and their implication on the expression of functional traits related to milk production. Effects of casein complex haplotypes on milk yield, milk composition, and curve shape parameters were used using a Bayesian inference for ANOVA. We ide...

Interest genetic variability loss has taken importance not only the production but also because it may have negative effect on the epidemiology of animal diseases. Livestock activity can present considerable periodic economic losses due to animal disposal, reduced productivity, failure to express the genetic potential of animals, treatment costs, l...

SPSS syntax was described to evaluate the individual performance of 49 linear and non-linear models to fit the milk component evolution curve of 159 Murciano-Granadina does selected for genotyping analyses. Peak and persistence for protein, fat, dry matter, lactose, and somatic cell counts were evaluated using 3107 controls (3.91 ± 2.01 average lac...

Objetivo. Caracterizar genéticamente los ovinos criollos colombianos y sus relaciones con razas de origen europeo. Materiales y métodos. 261 muestras de sangre de las siguientes poblaciones, fueron colectadas: Criollos de Lana (CL), Mora Colombiana (MC), Criollo de Pelo (CP), mestizos (Mes), Hampshire (Hamp), Corriedale (Corr), Katahdin (Kath), Pe...

The genetic origins and diversity of Creole sheep from five regions of Colombia were investigated based on mitochondrial DNA (mtDNA) variations across 89 sequences from five breeds: one wool Creole sheep (CL) and four hair Creole sheep, including Ethiopian (OPCE), Sudan (OPCS), Pelibuey (OPCP) and Wayúu (OPCW). A global comparison was done using 62...

SPSS model syntax was defined and used to evaluate the individual performance of 49 linear and non-linear models to fit the lactation curve of 159 Murciano-Granadina does selected for genotyping analyses. Lactation curve shape, peak and persistence were evaluated for each model using 3107 milk yield controls with an average of 3.78 ± 2.05 lactation...

The objective of this work was to evaluate the influence of non-genetic factors on milk yield, its composition (fat, protein, dry matter and lactose) and the count of somatic cells in Murciano-Granadina goat breed, through the application of alternative nonparametric tests to routine parametric tests to explain the variability found in the populati...

Improving knowledge on the causative polymorphisms or genes regulating the expression of milk quantitative and qualitative traits and their interconnections plays a major role in dairy goat breeding programs and genomic research. This information enables optimization of predictive and selective tools, to obtain better-performing animals to help sat...

Assessing dominance and additive effects of casein complex single-nucleotide polymorphisms (SNPs) (αS1, αS2, β, and κ casein), and their epistatic relationships may maximize our knowledge on the genetic regulation of profitable traits. Contextually, new genomic selection perspectives may translate this higher efficiency into higher accuracies for m...

Despite Ecuador having a wide biodiversity of zootechnical species, characterization studies of these genetic resources are scarce. The objective of this research was to perform the biometric characterization of the Creole hen population through 14 quantitative zoometric measures. We evaluated 207 hens and 37 roosters from Ecuador’s three agro-ecol...

Desde su llegada a México, las cabras han experimentado un largo proceso de adaptación y selección, dando como resultado animales locales de elevada rusticidad. Sin embargo, la importación de razas mejoradas y el intento de sustituir a los genotipos criollos por éstas, ha llevado a gran parte de este ganado al borde de la extinción. Un ejemplo es l...

According to recent archeological evidence, turkey (Meleagris gallopavo gallopavo) domestication may have occurred in Mexico around 2000 years ago. However, little is known about the phylogenetic and genealogical background underlying domestic turkey populations. This study aimed to further understand the domestication process and identify inter- o...

Goat milk casein proteins (αS1, αS2, β and κ) are encoded by four loci (CSN1S1, CSN1S2, CSN2 and CSN3, respectively) clustered within 250 kb in chromosome 6. In this study, 159 Murciano‐Granadina goats were genotyped for 48 SNPs within the entire casein region. Phenotypes on milk yield and components were obtained from 2,594 dairy registries. Addit...

El pavo de traspatio mexicano es una raza autóctona en peligro de extinción, ya que en la actualidad se ha perdido la costumbre de conservar los recursos genéticos autóctonos de cada población, procurando el cruzamiento con animales de líneas comerciales para la producción de carne de pavo, dañando y perdiendo el acervo genético de los pavos autóct...

A total of 2090 lactation records for 710 Murciano-Granadina goats were collected during the years 2005–2016 and analyzed to investigate the influence of the αS1-CN genotype on milk yield and components (protein, fat, and dry matter). Goats were genetically evaluated, including and excluding the αS1-CN genotype, in order to assess its repercussion...

Latin American Creole chickens are generally not characterized; this is the case in Ecuador, where the lack of scientific information is contributing to their extinction. Here, we developed a characterization of the genetic resources of Ecuadorian chickens located in three continental agroecosystems (Pacific coastal, Andean, and Amazonian). Blood s...

Se caracterizaron fanerópticamente 244 aves: 207 gallinas 84,84% y 37 gallos 15,16% en 25 localidades de 6 provincias del Ecuador, Región Sierra: Bolívar 31, Chimborazo 70, Tungurahua 35, Cotopaxi 32; Región Costa: Guayas 28; Región Amazónica: Morona Santiago 38. Mediante observación directa, los datos recogidos fueron tabulados en el programa esta...

The Utrerana is an endangered Spanish chicken breed, formed by selection of a heterogeneous population of chickens from the Andalusian countryside. It presents four varieties: White, Franciscan, Black and Partridge, characterized by the colour of feathers and legs. The objective of the present work is the genetic characterization of the Utrerana ch...

Although the Merino breed originated in the Iberian Peninsula, the Merino and Merino-derived sheep breeds have nowadays been widely distributed across the world both as purebreds and as admixed populations. In Europe, the Merino trunk has both high phenotypic and genetic diversity which originated from several genetic types adapted to different eco...

Limited sample sizes imply parametric assumptions could be violated, even if traits have been reported to fulfil parametric assumptions. Parametric studies have addressed a non-significant influence of CSN1S1 genes on Murciano-Granadina milk yield, fat, protein and dry extract. We used non-parametric categorical tests to find alternative statistica...

NOD-like receptors (NLRs) play a key role in the innate immune system, acting as a second line of surveillance against pathogens. NLRs detect particular bacteria that have gained access to the cytoplasm, evading recognition by other pattern recognition receptors, such as Toll-like receptors. It has been demonstrated that coding sequence-single nucl...

The variation in the casein genes has a major impact on the milk composition of goats. Even though many casein polymorphisms have been identified so far, we do not know yet whether they are evolutionarily ancient (i.e., they existed before domestication) or young (i.e., they emerged after domestication). Herewith, we identified casein polymorphisms...

Domestic species such as cattle (Bos taurus taurus and B. t. indicus) represent attractive biological models to characterize the genetic basis of short term evolutionary response to climate pressure induced by their post‐domestication history. Here, using newly generated dense SNP genotyping data, we assessed the structuring of genetic diversity of...

Abstract Pastoreña Goats represent an important biological and economic resource in Mexico due to their successful adaptation to the environmental conditions and the type of management exerted by the shepherds. The aim of this study was to analyze the intra-breed genetic diversity and population structure of the Pastoreña Goats from the Mixteca reg...

Goats play a variety of roles all around the globe due to their capability to acclimatize different environmental conditions quite quickly since they have been regarded as one of the first sets of animals domesticated by the human. Even though domestic goats harbor precious genetic materials, research funding among developing countries is a major d...

The goal of the current study is to analyse the gene expression profile of the ovine skeletal muscle as well as to characterize the genetic variation of transcripts expressed in such tissue. This aim has been achieved by sequencing the longissimus dorsi transcriptomes of 50 sheep distributed in five pools representing the Canaria de Pelo, Roja Mall...