Luis Alfredo Velez Renteria

• In-lab activities include:
• Mice manipulation
• Mammal cell culture
• PCR
• Western blotting
• RNA extractions, DNA-RNA purification
• Mitochondrial extraction & quantification
• Flow Cytometry
• Standardization of protocols & others
• Managed time efficiently in order to complete all tasks within the deadlines
• Cultivated interpersonal skills by building positive relationships with others

• While working for TSSI
• Handling and labeling of hazardous waste
• Generating chemical mixtures
• Training and instructing personnel on the proper use of chemicals
• Creation of visual guides for the use of chemicals and guide safety tours in audits.
• Used strong analytical and problem-solving skills to develop effective solutions for challenging situations
• Assisted with day-to-day operations, working efficiently and productively with all team members
• Gained strong leadership skills by managing projects from start to finish

• Working in this institute of biological sciences I prepared theoretical and practical classes including laboratory practice. These include general biochemical tests, culture media preparation, and recombinant DNA techniques
• Evaluation of students
• Plantation of classes
• Creation and evaluation of tests
• Lectured over 200 students
• Used tests, quizzes, and other assignments to gauge students' learning and determine understanding of course materials
• Used a variety of learning modalities and support materials to facilitate the learning process and accentuate presentations
• Developed and distributed study guides to reinforce lecture details and help students with test preparation
• Led seminars and workshops to facilitate student learning and engagement and increase memory retention
• Completed record logs and other administrative work in support of biochemistry lab operations

• Conducted direct sperm analysis, including spermogram testing.
• Performed sperm capacitating techniques such as washing and separation by gradients.
• Carried out microbiological analysis of samples, including bacterial cultures.
• Utilized microscopy for sample examination.
• Demonstrated proficiency in sterility techniques and handling of Biohazardous Infectious Materials (RPBI).
• Assumed responsibility for laboratory quality control.
• Developed a comprehensive laboratory manual for standard practices.
• Performed In-vitro human fertilization
• Seminal freezing protocols
• Oocyte recollection and selection
• Over 40 pregnancy results in woman's fertilization
• Maintained strict aseptic fields when collecting biological samples, minimizing staff, and patient infection risks
• Maintained confidentiality of all patient information to conform to HIPAA, internal, and other regulatory standards
• Followed safety protocols to maintain a safe and secure laboratory environment
• Prepared reagents and solutions, making them readily available during testing for convenience

Instructed students in lab by teaching safety protocols for proper use of chemicals and safe disposal of hazardous materials

• Engaged students and promoted intellectual curiosity through hands-on experiments, PowerPoint presentations and mnemonics to provide positive attitude towards scientific processes
• Evaluated and revised lesson plans and course content to achieve student-centered learning
• Communicated frequently with parents, students, and faculty to provide feedback and discuss instructional strategies
• Managed laboratory and stockroom by pricing and ordering chemical supplies and equipment
• Inspected lab equipment before student use to reduce chances of potential hazards
• Facilitated and paced instruction to maximize learning for chemistry students
• Leveraged varied instructional delivery modes to support student differences and learning styles

• Analysis of chemical samples for determination of drugs or chemical residues
• Concentration calculation
• Determination of chemical quality of samples
• Spectrophotometry
• p.H determination
• Carried out laboratory examinations and analyses submitted by law enforcement and examiners
• Carried out tests using scientific techniques and processes
• Sifted and sorted through evidence and recorded findings
• Extracted DNA, latent fingerprints, and other biological evidence from crime scenes
• Helped determine likely events at shootings by analyzing gunshot residue, bullet paths, and blood spatter evidence
• Examined physical evidence such as hair, fiber, or soil residues to obtain information about the source and composition
• Prepared detailed laboratory reports and documentation of evidence collected
• Took pictures of crime scenes and specific evidence located at scenes