Genetic testing is becoming more commonplace in general and specialist health care and should always be accompanied by genetic counselling, according to Swedish law. Genetic counsellors are members of the multi-disciplinary team providing genetic counselling. This study examined the role and added value of genetic counsellors in Sweden, using a cross-sectional on-line survey. The findings showed that the genetic counsellors added value in the clinical setting by acting as the 'spider-in-the-web' regarding case management, having a more holistic, ethical and psychological perspective, being able to offer continuous support and build a relationship with the patient, and being more accessible than medical geneticists. The main difference between a genetic counsellor and medical geneticist was that the doctor had the main medical responsibility. Thus genetic counsellors in Sweden contribute substantially to the care of patients in the clinical genetic setting.
Lactoferrin is an antimicrobial protein which plays an important role in regulating bacteria that are associated with aggressive periodontitis. Lactoferrin kills directly (via its strongly cationic N-terminal region) and indirectly, through sequestering the iron that bacteria require for growth. As aggressive periodontitis has a strong heritable component, we hypothesized that genetic variation within the lactoferrin gene may play a role in susceptibility to this condition. We have identified and examined a novel, functional, single-point A/G nucleotide mutation causing a threonine/alanine substitution at position 11 (T11A) of the secreted lactoferrin protein. In a pilot case-controlled study of aggressive periodontitis, analysis of 46 African-American patients and 78 controls showed that patients were twice as likely to express the G nucleotide (alanine) allele over controls (60.3 vs 30.4%; P ¼ 0.0007, odds ratio ¼ 2.564, 95% CI ¼ 1. 475-4.459). A Caucasian population of 77 patients and 131 controls showed no such association (P ¼ 0.5201, odds ratio ¼ 0.862, 95% CI ¼ 0.548-1.356). The data presented provide a new insight into the genetic susceptibility to aggressive periodontitis. Genes and Immunity (2005) Lactoferrin is an 80 kDa cationic protein with strong antibacterial and immunomodulatory functions. [1][2][3][4][5] The antibacterial properties were originally attributed solely to its ability to bind the iron necessary for bacterial growth. However, it has been established more recently that lactoferrin also binds to bacteria and kills through direct interactions governed by its strongly basic Nterminal region. [6][7][8][9] In addition to its ability to kill bacteria, lactoferrin can also neutralize endotoxin and inhibit the induction of NFkB in monocytes in response to LPS, resulting in lowered IL-6 and TNF-alpha production. [10][11][12] Lactoferrin is present in high concentrations in saliva and is thought to play a particularly important role in regulation of those bacteria present within the oral cavity. This protein regulates several bacteria that are associated with periodontal disease, including Porphyromonas gingivalis (Pg), Prevotella intermedia (Pi), Prevotella melaninogenica (Pm) and Actinobacillus actinomycetemcomitans (Aa). [13][14][15][16][17][18] Lactoferrin's effects on Aa, which is considered to have the strongest association with aggressive periodontitis, occurs through direct killing, as well as through inhibition of attachment to epithelial cells and the development of biofilms. 14,19,20 Studies examining the pattern of inheritance of aggressive periodontitis in families suggest a genetic basis for susceptibility. 18,21 The disease is particularly common within African-American populations, being up to 15 times more prevalent than in Caucasians. 21 As lactoferrin has been shown to be active against a number of pathogenic bacteria, including Aa, we hypothesized that single-nucleotide polymorphism (SNPs) within the lactoferrin gene could play a role in the genetic susceptibility that is s...
Clinical genetic services have progressed significantly the last few decades. This has led to the need for non-medical health-care professionals working as genetic counsellors in Europe and worldwide. However, there is no unified approach to genetic counsellors' role in health-care services in Europe, as in most countries the profession is still emerging and the educational backgrounds diverge noticeably, within and between countries. This qualitative study aims to describe the potential added value of genetic counsellors in clinical genetics teams and to explore their tasks and responsibilities in different European countries. A total of 143 participants providing genetic counselling in Europe at the time of the survey responded. The results show differences in activities of genetic counsellors, although there is a wide range of roles, which are similar. The ability to establish a quality relationship with consultands was frequently mentioned as one of the strengths of genetic counsellors, as well as a patient-centred approach. It is believed that genetic counsellors add a more holistic approach of psychosocial and familial dimensions of genetic concerns to the multidisciplinary teams. This study provides examples of successful integration of genetic counsellors in teams, as complementariness with medical geneticist became clear in several cases. Although the added value of genetic counsellors was manifested, professional recognition of genetic counsellors across Europe is still needed in order to support the quality of patients care and safety of practice.
The main objective of our study was to explore whether, and to what extent, genetic counselors' characteristics impact on their tasks in practice. Specifically, we explored the complementariness between genetic counselors and medical geneticists and therefore looked at the most relevant tasks of genetic counselors, according to genetic counselors themselves and according to the medical geneticists they work with. A total of 104 genetic counselors and 29 medical geneticists from 15 countries completed a purposefully designed questionnaire. Results showed that most genetic counselors in Europe perform similar tasks, irrespective of their backgrounds. When looking at the factors influencing genetic counselors' roles data showed that the type of tasks performed by genetic counselors is associated with the years of experience in the field, not with their background or education. Of particular interest was the consensus between genetic counselors and medical geneticists regarding the genetic counselor's role. Not surprisingly, tasks with more psychosocial implications were seen as genetic counselors' eligibility while tasks with more medical implications were seen as medical geneticists' attribution. Our study shows that most genetic counselors work in tune with international recommendations and seem to be supportive of multidisciplinary teams. Corroborating our data with previous research, we discuss potential implications for practice and training in genetic counseling.
Nurses and midwives need to develop specific knowledge and skills in genetics to enable them to offer appropriate healthcare in a range of non-specialist settings. Studies on the topic indicate that while nurses acknowledged the importance of genetics knowledge to their work, both their knowledge and confidence in using such information are poor. Despite the existence of competence frameworks, it appears that educators have struggled with the need to integrate genetics into nursing and midwifery curricula. An expert workshop on genetics education was held to determine the essential components of genetics knowledge and skills that should be incorporated into the pre-registration nursing curriculum in European countries. In this paper we present the essential topics for nurse and midwife pre-registration education and suggest ways in which genetics might be incorporated into the nursing and midwifery curriculum.
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