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Hematite (Fe2O3) is one of the most important iron-bearing minerals. Width of sample is 8 cm.

Hand with latex glove holding blood sample

Coronavirus blood sample in laboratory. New human virus 2019-nCoV in Wuhan, China.

Doctor's hands holding a test tube with a blood sample for research.

Medical leeches on the palms of the attending physician.

Conceptual photo. Hand holds a blood test samples for presence of coronavirus tube containing a blood sample that has tested positive for coronavirus. Laboratory testing patients blood.

Urine sample analysis in a jar in hands gloves by a doctor or a bio lab worker. Urology and kidney diseases and urinary tract infections concept.

Hand with surgical glove holding a disposable medical cup for urine analysis

A medical professional holds a test tube of blood close up

Researcher or medical technician doctor holding test tube contain blood sample with COVID-19 infection in laboratory for research to discover vaccine

Doctor holding a bottle of blood sample

A blood test is a laboratory blood test, the main diagnosis for most diseases. Based on the results of a blood test, a diagnosis is made and further treatment is prescribed.

Quality control expert inspecting at meat products in the laboratory

Close up photo of hands holding test tube with red liquid isolated over white background

Closeup of microbiologist or medical worker hand with blue surgical gloves marking blood test result as positive for the zika. Zika Positive concept

A medical professional, laboratory assistant, doctor performs an analysis in a laboratory, uses test tubes, a pipette and a petri dish for the presence of bacteria in the human body

Close-up of adding sample into micro centrifuge tube in green rack

Hand with latex glove holding blood sample

Medical leeches in a glass container closed with a lid.

Growth of bacteria (Streptococcus) on blood agar in a laboratory.

Doctor holding a bottle of blood sample

Closeup of microbiologist or medical worker hand with blue surgical gloves marking blood test result as positive for the gout. Gout Positive concept

Nurse wearing respiratory mask holding a positive blood test result for Chapare Mammarenavirus

Nurse wearing respiratory mask holding a positive blood test result for Chapare Mammarenavirus

Coronavirus Blood Sample, DNA testing of the blood in the laboratory and blood sample collection tubes and syringe with DNA modern interface blue background, covid-19 virus

Hand in disposable glove isolated on white. Tube with coronavirus test in hand.

Closeup of microbiologist or medical worker hand with blue surgical gloves marking blood test result as positive for the rickets. Rickets Positive concept

Lab technician holding swab collection kit,Coronavirus COVID-19 specimen collecting equipment,DNA nasal and oral swabbing for PCR polymerase chain reaction laboratory testing procedure and shipping

Hands in white disposable gloves puts the support with test tubes on wooden table and two tests with samples examined for the presence of the Coronavirus in laboratory

Coronavirus blood test 2019.Coronavirus came from Wuhan, China. Doctor hand in medical glove holding test tube with Coronavirus positive blood in laboratory. Concept can be used in the design

Doctor's hand holding blood tube test that revealed positive and negative result for corona virus

Scientist working with blood sample in laboratory. High quality photo

Closeup of microbiologist or medical worker hand with blue surgical gloves marking blood test result as positive for the chlamydia. Chlamydia Positive concept

Blood examination testing in hospital laboratory, Coronavirus disease outbreak, Vaccine and new drug research for Covid-19 pandemic, Medical equipment for health check up.

Cropped image of male technician using urine analyzer to test samples in medical lab

World COVID-19 pandemic, coronavirus, gloved hands with swab, patient sample collection, sterile sample ready for analysis, viral disease testing

Nurse or medical worker opening urine sample container for medical urinalysis. Healthcare and medicine concept

Coronavirus blood test 2019.Coronavirus came from Wuhan, China. Doctor hand in medical glove holding test tube with Coronavirus positive blood in laboratory. Concept can be used in the design

The doctor is showing a coronavirus positive blood test sample with a stethoscope, protective clothing and medical mask.

Doctor holding a bottle of blood sample

Doctor pulling out a red test tube with Coronavirus patient blood sample ready for laboratory examination,wearing blue gloves,global pandemic deadly COVID-19 corona virus disease illustration,WHO test

COVID-19 Coronavirus global pandemic, hands in gloves holding swab test tube, PCR at home patient sample collection kit,sterile specimen ready for analysis, detection testing presence of virus disease

Analyzing urine sample. High key, isolated on white

Young doctor man in uniform holding test tube with antidote or blood in his hands

Lab scientist or medical technologist taking a blood sample using pipette dropper from a container, COVID-19 patient blood sample analysis, Coronavirus global pandemic outbreak and health crisis

Genetically modified wheat. Wheat seedlings growing inside of test tube

Urine sample ready for testing in the laboratory.

Blood result tube in doctor hand mers cov coronavirus test positive label in hospital. New rapidly spreading Coronavirus, world pandemic.

Coronavirus blood test 2019-2020.Coronavirus came from Wuhan, China. Doctor hand in medical glove holding test tube in laboratory. Concept can be used in the design

Medical scientist man in biohazard chemical protective suit (PPE), mask and goggles holding COVID-19 Test tube in hospital laboratory. Male doctor or physician getting result of Coronavirus case.

Transparent plastic big syringe full with medical pills and covid-19 positive sample isolated on black background with copy space. Treatment, vaccine shoot for coronavirus concept.

Coronavirus epidemic, a nurse, in a respiratory mask holds a test tube labeled COVID 19, with a positive blood test for a new rapidly spreading coronavirus, close-up, shallow depth of field, selective

Quality control expert inspecting milk in the laboratory

Laboratory technician warming up steel rod in the flame of lab burner

Genetically modified corn. Corn seedlings growing inside of test tube

Female doctor in medical mask and blue gloves holding ampula with coronavirus vaccine. Coronavirus, epidemic and healthcare concept

Coronavirus blood test concept. Test tube with Coronavirus positive blood on laboratory desk. Positive blood test result.

Medical leeches on the palms of the attending physician.

The paramedic takes blood for analysis. High quality photo

Nurse with respirator mask holding tube with blood test result for coronavirus

A blood sample for a test for diabetic ketoacidosis (etone test). The doctors hand holds a magnifying glass in which a test tube with a blood sample for laboratory research.

Cropped photo of a lab worker in latex gloves putting an open serum vial into the sample tray

Physician is doing an experiment to create vaccine against the Coronavirus, insert serum from the syringe into a test tube with Covid-19 infected blood, on black background

Close up of medical laboratory work on probes in a petri dish

Close up shoot of white gemstone. Shoot on a black textured background

Close up of medical laboratory work on probes in a petri dish

Close-up of adding sample into micro centrifuge tube in green rack

Lab worker filling form near test tubes with blood samples on table

Close up of researcher working in Laboratory

Chemical Srip test urinalysis in laboratory.

Blood result tube in doctor hand mers cov coronavirus test positive label in hospital. New rapidly spreading Coronavirus, world pandemic.

Urine sample in container isolated on black background with clipping path, Bubble in urine specimen mean protein found in a urine sample known as proteinuria, determined by urine dipstick test.

A nurse s hand in a glove holds a test tube with the inscription COVID 19, with a positive blood test, for a new rapidly spreading coronavirus, close-up, shallow depth of field, selective focus

Medical worker in PPE working with COVID-19 test in hospital lab, writing down the results.

Laboratory technician hold on blood sample tube tested negative for Covid 19. Testing for presence of coronavirus

A male laboratory assistant holding a red test tube with blood and a tablet on a white background. Blood, DNA, and RNA testing. Search for viruses in the blood. Scientific subject.

Medical leeches on the palms of the attending physician.

Closeup shot of medical sample racks

Corona virus 2019,the most transmission of virus or bacterai from hand touch concept for background healthcare and medical. High resulotion image.

Close up of hand of nurse or doctor putting test tube with blood in flask at the laboratory.

Close up hand hold test-tube of blood coronavirus.

Female lab technician giving a thumbs up of success while holding up a test tube in her gloved hand.

Quality control expert inspecting at meat products in the laboratory

Coronavirus blood test positive

Laboratory assistant woman analyzing a blood sample.

Close up of doctor's hand handling a smear test or swab test for corona testing

Nurse holding testing patients blood samples for Coronavirus Outbreak (COVID-19) in the laboratory, New coronavirus 2019-nCoV from Wuhan China concept

Frogs swimming in a laboratory jar for scientific experiments

In medical

Sulphide mineral realgar on the white background

Keep isolated pathogen in ultra low temperature in the Laboratory freezer.

Sterile and empty urine collection bottle, medicine and health

Female medical or scientific researcher or woman doctor with a test tube of clear solution in a laboratory.

Biological sample tube in the lab of hematology

Hands of a woman in a laboratory microscope slide in hand

Blood result tube in doctor hand mers cov coronavirus test positive label in hospital. New rapidly spreading Coronavirus, world pandemic.